501
$100, (1985), ship, sign. Goh Keng Swee, serial no. Z/1 003459, replacement note, VF.
SG$120 Up
Realised: SG$160

502
$100, (1985), ship, sign. Goh Keng Swee, serial nos. A/1 064421 to 422, consecutive pair of 1st prefix notes, both graded PMG Choice UNC64EPQ. (2)
SG$520 Up
Realised: -

503
$100, (1995), ship, segmented security thread, sign. Hu Tsu Tau, serial nos. A/30 509392 to 395, 4 consecutive notes, serial no. A/30 509394 graded PMG Gem UNC65EPQ, all others graded PMG Gem UNC66EPQ. (4)
SG$850 Up
Realised: SG$800

504
$100, (1995), ship, segmented security thread, sign. Hu Tsu Tau, serial nos. A/29 643265 to 270, 6 consecutive notes, serial no. A/29 643269 graded PMG Superb Gem UNC67EPQ, serial no. A/29 643270 graded PMG Gem UNC65EPQ, all others graded PMG Gem UNC66EPQ. (6)
SG$850 Up
Realised: SG$1,000

505
$100, (1995), ship, segmented security thread, sign. Hu Tsu Tau, serial no. A/21 000011, flattened, phs., VF.
SG$160 Up
Realised: SG$180

506
$500, (1988), ship, serial no. A/1 905111, 1st prefix, PMG XF40EPQ.
SG$700 Up
Realised: -

507
$500, (1988), ship, serial nos. A/1 002071 to 072, consecutive pair of 1st prefix notes, both graded PMG Gem UNC65EPQ. (2)
SG$1,900 Up
Realised: -

508
$50, 9 August 1990, President Ishak, sign. Hu Tsu Tau, polymer, commemorative, serial no. A 185704, EF-AU.
SG$65 Up
Realised: SG$60

509
$50, (1990), President Ishak, sign. Hu Tsu Tau, polymer, commemorative, serial no. E 000014, PMG Gem UNC65EPQ.
SG$320 Up
Realised: SG$300

510
$50, (1990), President Ishak, sign. Hu Tsu Tau, polymer, commemorative, serial no. J 158181, replacement note, VF.
SG$190 Up
Realised: SG$180

511
$2, $10, $50, (1999), President Ishak, BCCS, sign. Hu Tsu Tau, all same serial no. 0MS 000010, generally AU-UNC. (3)
SG$260 Up
Realised: SG$320

512
$2, $10, $50, (1999), President Ishak, BCCS, sign. Hu Tsu Tau, all same serial no. 0NS 666666, generally AU-UNC. (3)
SG$850 Up
Realised: -

513
$2, $5, $10, $50, $100, (1999), President Ishak, BCCS, sign. Hu Tsu Tau, 1st prefix 0AA, similar serial nos. 001316, the $2 graded PMG Choice UNC64EPQ, $10 graded PMG Gem UNC65EPQ, all others graded PMG Gem UNC66EPQ. (5)
SG$1,700 Up
Realised: -

514
$2, $5, $10, $50, $100, (1999), President Ishak, BCCS, sign. Hu Tsu Tau, all prefix 0AQ, similar serial nos. 000003 (Super Serial Number 3), the $2 graded PMG Choice UNC64EPQ, $50 graded PMG Gem UNC66EPQ, all others graded PMG Superb Gem UNC67EPQ. (5)
SG$1,800 Up
Realised: -

515
$2, $5, $10, $50, $100, (1999), President Ishak, BCCS, sign. Hu Tsu Tau, all prefix 0AQ, similar serial nos. 000002 (Super Serial Number 2), the $5 graded PMG Superb Gem UNC68EPQ, $10 graded PMG Superb Gem UNC67EPQ, all others graded PMG Gem UNC66EPQ. (5)
SG$2,000 Up
Realised: -

516
$2, $5, $10, $50, $100, (1999), President Ishak, BCCS, sign. Hu Tsu Tau, all prefix 0AW, similar serial nos. 000003 (Super Serial Number 3), the $5 graded PMG Gem UNC66EPQ, $100 graded PMG Gem UNC65EPQ, all others graded PMG Superb Gem UNC67EPQ. (5)
SG$1,800 Up
Realised: -

517
$2, $5, $10, $50, $100, (1999), President Ishak, BCCS, sign. Hu Tsu Tau, 1st prefix 0AA; $10000, (1999), President Ishak, BCCS, sign. Hu Tsu Tau, specimen, prefix 8PN, "SPECIMEN" ovpts., sealed in clear plastic, as issued; all same serial no. 003328, generally AU-UNC. (6)
SG$5,200 Up
Realised: -

518
$2, $5, $10, $50, (1999), President Ishak, MAS, sign. Lee Hsien Loong. The $2, $5, $10 with same serial no. 1BK 777777, graded PMG Superb Gem UNC67EPQ, Choice UNC64EPQ, Gem UNC66EPQ respectively. The $50 serial no. 2BK 777777, graded PMG Choice UNC64EPQ. (4)
SG$1,600 Up
Realised: -

519
$2, $5, $10, (1999), President Ishak, MAS, sign. Lee Hsien Loong, all same serial no. 1BK 000010, the $5 graded PMG Choice UNC64EPQ, others graded PMG Gem UNC66EPQ. The $2, $5 are incorrectly labelled by PMG as "Sign. H.T. Tau". (3)
SG$520 Up
Realised: SG$500

520
$2, (1999), President Ishak, BCCS, sign. Hu Tsu Tau, serial nos. 0VM 000001 to 10, 000088, 000888, 008888, 088888, 123456, 111111, 222222, 333333, 444444, 555555, 666666, 777777, 888888, 999999, 1000000, generally AU-UNC. (25)
SG$2,500 Up
Realised: SG$2,800

521
$2, (1999), President Ishak, BCCS, sign. Hu Tsu Tau, 1st prefix 0AA, serial nos. 0AA 068501 to 502 (consecutive pair), 0AA 289505, all graded PMG Choice UNC64. (3)
SG$160 Up
Realised: -

522
$2, (1999), President Ishak, BCCS, sign. Hu Tsu Tau, serial no. 0FZ 000010, PMG Gem UNC66EPQ.
SG$130 Up
Realised: -

523
$2, (1999), President Ishak, BCCS, sign. Hu Tsu Tau, serial nos. 0GA to 0GZ 000003, 24 consecutive prefixes 0GA to 0GZ (prefixes 0GI and 0GO were not issued), generally AU-UNC. (24)
SG$1,300 Up
Realised: -

524
$2, (2005), President Ishak, MAS, polymer, sign. Goh Chok Tong, serial nos. 2CW 000001 to 10, generally AU-UNC. (10)
SG$320 Up
Realised: -

525
$2, (2005), President Ishak, MAS, polymer, sign. Goh Chok Tong, serial nos. 2CW 000088, 000888, 008888, 088888, 123456, generally AU-UNC. (5)
SG$320 Up
Realised: SG$300

526
$2, (2005), President Ishak, MAS, polymer, sign. Goh Chok Tong, serial nos. 2CW 111111, 222222, 333333, 444444, 555555, 666666, 777777, 888888, 999999, generally AU-UNC. (9)
SG$1,200 Up
Realised: -

527
$2, (2006-13), President Ishak, MAS, polymer, sign. Goh Chok Tong, serial no. 2AC 888888, solid 8s, PMG Gem UNC66EPQ.
SG$260 Up
Realised: -

528
$2, (2006-13), President Ishak, MAS, polymer, sign. Goh Chok Tong, serial no. 3GY 888888, solid 8s, PMG Superb Gem UNC67EPQ.
SG$260 Up
Realised: -

529
$2, President Ishak, sign. Tharman Shanmugaratnam, 1st prefix, serial no. 5AA 088888, AU-UNC.
SG$750 Up
Realised: -

530
$5, (1999), President Ishak, BCCS, sign. Hu Tsu Tau, 1st prefix 0AA, 1) serial nos. 0AA 724977 to 980 (4 consecutive notes), 1st and last note graded PMG Gem UNC65EPQ, all others graded PMG Choice UNC64. 2) serial nos. 0AA 724995 to 996 (consecutive pair), graded PMG Gem UNC65EPQ and Gem UNC66EPQ respectively, 3) serial nos. 0AA 741685 to 686 (consecutive pair), graded PMG Gem UNC65EPQ and Choice UNC64EPQ respectively, 4) serial nos. 0AA 937886 to 887 (consecutive pair), both graded PMG Choice UNC64. (10)
SG$850 Up
Realised: -

531
$5, (1999), President Ishak, BCCS, sign. Hu Tsu Tau, serial nos. 0AA 937921 to 922, consecutive pair of 1st prefix notes, both graded PMG Gem UNC66EPQ. (2)
SG$210 Up
Realised: -

532
$5, (1999), President Ishak, polymer, sign. Goh Chok Tong, serial nos. 2FA 000001 to 10, 000088, 000888, 008888, 088888, 123456, 111111, 222222, 333333, 444444, 555555, 666666, 777777, 888888, 999999, generally AU-UNC. (24)
SG$8,000 Up
Realised: SG$8,000

533
$5, President Ishak, BCCS, sign. Hu Tsu Tau, uncut sheet of 50, all serial nos. ending with 055, no certificate, AU-UNC. (1 sheet)
SG$560 Up
Realised: SG$1,200

534
$10, (1999), President Ishak, BCCS, sign. Hu Tsu Tau, serial nos. 0AA 458911 to 920, 10 consecutive 1st prefix notes, 1st, 2nd, 9th notes graded PMG Choice UNC64, 10th note graded PMG Gem UNC65EPQ, all others graded PMG Gem UNC66EPQ. (10)
SG$520 Up
Realised: -

535
$10, (1999), President Ishak, BCCS, sign. Hu Tsu Tau, serial nos. 0FZ 000001 to 10, 10 consecutive low serial number notes, AU-UNC. (10)
SG$750 Up
Realised: -

536
$10, (1999), President Ishak, sign. Hu Tsu Tau, serial nos. 0KA to 0KZ 555555, 24 consecutive prefixes 0KA to 0KZ, (prefixes 0KI and 0KO were not issued), generally AU-UNC. (24)
SG$5,400 Up
Realised: -

537
$10, (1999), President Ishak, polymer, sign. Goh Chok Tong, serial nos. 2FA 000001 to 10, 000088, 000888, 008888, 088888, 123456, 111111, 222222, 333333, 444444, 555555, 666666, 777777, 888888, 999999, generally AU-UNC. (24)
SG$3,200 Up
Realised: -

538
$10, (2004), President Ishak, MAS, sign. Lee Hsien Loong, polymer, commemorative, serial nos. MAS 002031 to 032, consecutive pair, both graded PMG Gem UNC66EPQ. (2)
SG$320 Up
Realised: SG$540

539
$10, (2004), President Ishak, MAS, sign. Lee Hsien Loong, polymer, commemorative, serial no. MAS 000074, PMG Gem UNC65EPQ.
SG$520 Up
Realised: -

540
$10, (2004), President Ishak, MAS, sign. Lee Hsien Loong, polymer, commemorative, serial no. MAS 000075, PMG Gem UNC65EPQ.
SG$520 Up
Realised: -

541
$10, (2004), President Ishak, MAS, sign. Lee Hsien Loong, polymer, commemorative, serial no. MAS 000076, PMG Gem UNC65EPQ.
SG$520 Up
Realised: SG$650

542
$10, (2005), President Ishak, MAS, sign. Lee Hsien Loong, polymer, commemorative, serial no. MAS 002343, with holder and envelope titled "1st MAS Commemorative Note Issue", AU-UNC.
SG$420 Up
Realised: -

543
$10, (2005), President Ishak, MAS, sign. Lee Hsien Loong, polymer, serial no. 9AA 000004, PMG Gem UNC66EPQ.
SG$1,100 Up
Realised: -

544
$10, (2005), President Ishak, MAS, sign. Lee Hsien Loong, polymer, serial no. 9AA 000005, PMG Superb Gem UNC67EPQ.
SG$1,100 Up
Realised: -

545
$10, (2005), President Ishak, MAS, sign. Lee Hsien Loong, polymer, serial no. 9AA 444444, solid 4s, PMG Superb Gem UNC67EPQ.
SG$2,100 Up
Realised: -

546
$10, (2005), President Ishak, MAS, sign. Lee Hsien Loong, polymer, serial no. 9AA 555555, solid 5s, PMG Superb Gem UNC67EPQ.
SG$2,100 Up
Realised: -

547
$10, (2005), President Ishak, MAS, sign. Lee Hsien Loong, polymer, commemorative, serial no. MAS 008810, with holder and envelope titled "1st MAS Commemorative Note Issue" (round sticker on top left corner with annot "49") AU-UNC.
SG$210 Up
Realised: SG$250

548
$10, (2005), President Ishak, MAS, sign. Lee Hsien Loong, polymer, commemorative, serial no. MAS 000288, with holder and envelope titled "1st MAS Commemorative Note Issue", AU-UNC.
SG$650 Up
Realised: -

549
$10, (2005), President Ishak, MAS, sign. Lee Hsien Loong, polymer, commemorative, serial no. MAS 002345, with holder and envelope titled "1st MAS Commemorative Note Issue", AU-UNC.
SG$520 Up
Realised: SG$500

550
$10, (2005-14), President Ishak, MAS, sign. Lee Hsien Loong, polymer, serial no. 2AB 088888, PMG Gem UNC66EPQ.
SG$210 Up
Realised: SG$200

551
$10, (2005), President Ishak, MAS, polymer, sign. Lee Hsien Loong, uncut sheet of 35, top left serial no. MAS 888835, bottom right MAS 888889, AU-UNC. This unique sheet contains the solid no. MAS 888888. (1 sheet)
SG$26,000 Up
Realised: -

552
$20, (2007), President Ishak, sign. Goh Chok Tong, commemorative, polymer, serial nos. 0AC 005522, 005533, 005544, 005555, 005566, 005577, 005588, 005599, serial nos. 0AC 005544, 005555, 005577, graded PMG Superb Gem UNC67EPQ, all others graded PMG Gem UNC66EPQ. (8)
SG$520 Up
Realised: SG$540

553
$20, polymer, 40th Anniversary Currency Interchangeability Agreement Commemorative Circulation Notes, uncut sheet of 3, all prefix 0AA, serial nos. 670120, 711120, 752120, AU-UNC. (1 sheet)
SG$320 Up
Realised: SG$800

554
$20, polymer, 40th Anniversary Currency Interchangeability Agreement Commemorative Circulation Notes, uncut sheet of 3, all prefix 0AA, serial nos. 670240, 711240, 752240, AU-UNC. (1 sheet)
SG$320 Up
Realised: SG$750

555
$50, (1999), President Ishak, BCCS, sign. Hu Tsu Tau, serial no. 1CM 000005; MAS, sign. Lee Hsien Loong, serial no. 2CM 000005; both graded PMG Gem UNC66EPQ. (2)
SG$320 Up
Realised: SG$320

556
$50, (1999), President Ishak, BCCS, sign. Hu Tsu Tau, serial no. 1CP 1000000, 1 Million serial no., AU-UNC.
SG$850 Up
Realised: SG$950

557
$50, (1999), President Ishak, BCCS, sign. Hu Tsu Tau, serial no. 1JJ 019769, replacement note, flattened, VF.
SG$210 Up
Realised: SG$200

558
$50, (1999), President Ishak, BCCS, sign. Hu Tsu Tau, serial nos. 0AA 251268 to 269, consecutive pair of 1st prefix notes, graded PMG Choice UNC63EPQ and Choice UNC63 respectively. (2)
SG$420 Up
Realised: SG$400

559
$50, (1999), President Ishak, BCCS, sign. Hu Tsu Tau, serial nos. 0AA 484354 to 355, consecutive pair of 1st prefix notes, graded PMG Choice UNC64 and Gem UNC65EPQ respectively. (2)
SG$420 Up
Realised: SG$400

560
$50, (1999), President Ishak, sign. Hu Tsu Tau, serial nos. 0AA 119088 to 089, consecutive pair of 1st prefix notes, graded PMG Choice UNC64EPQ and Gem UNC65EPQ respectively, (2)
SG$260 Up
Realised: SG$400

561
$50, (1999), President Ishak, MAS, sign. Lee Hsien Loong, serial no. 2LJ 283382, radar serial number, PMG Gem UNC65EPQ.
SG$170 Up
Realised: -

562
$50, (1999), President Ishak, MAS, sign. Lee Hsien Loong, serial nos. 2EQ 000001 to 10, 000088, 000888, 008888, 088888, 123456, 111111, 222222, 333333, 444444, 555555, 666666, 777777, 888888, 999999, with band (writings on band), generally AU-UNC. (24)
SG$4,400 Up
Realised: SG$4,200

563
$50, (2008), President Ishak, MAS, sign. Lee Hsien Loong, serial no. 2CD 000010, without symbol on back, PMG Gem UNC66EPQ.
SG$140 Up
Realised: SG$140

564
$50, (2008), President Ishak, MAS, sign. Lee Hsien Loong, serial no. 2KN 000010, without symbol on back, PMG Superb Gem UNC67EPQ.
SG$140 Up
Realised: SG$150

565
$50, President Ishak, MAS, sign. Lee Hsien Loong, serial no. 2KS 111111, AU-UNC.
SG$320 Up
Realised: SG$420

566
$50, President Ishak, MAS, sign. Lee Hsien Loong, serial no. 2KS 123456. AU-UNC.
SG$160 Up
Realised: SG$560

567
$50, President Ishak, MAS, sign. Lee Hsien Loong, serial no. 2KS 222222, AU-UNC.
SG$260 Up
Realised: SG$400

568
$50, President Ishak, MAS, sign. Lee Hsien Loong, serial no. 2KS 333333, AU-UNC.
SG$260 Up
Realised: SG$250

569
$50, President Ishak, MAS, sign. Lee Hsien Loong, serial no. 2KS 444444, AU-UNC.
SG$210 Up
Realised: SG$200

570
$50, President Ishak, MAS, sign. Lee Hsien Loong, serial no. 2KS 555555, AU-UNC.
SG$320 Up
Realised: SG$300

571
$50, President Ishak, MAS, sign. Lee Hsien Loong, serial no. 2KS 666666, AU-UNC.
SG$260 Up
Realised: SG$320

572
$50, President Ishak, MAS, sign. Lee Hsien Loong, serial no. 2KS 777777, AU-UNC.
SG$360 Up
Realised: SG$340

573
$50, President Ishak, MAS, sign. Lee Hsien Loong, serial no. 2KS 888888, AU-UNC.
SG$520 Up
Realised: SG$900

574
$50, President Ishak, MAS, sign. Lee Hsien Loong, serial no. 2KS 999999, AU-UNC.
SG$420 Up
Realised: SG$480

575
$50, President Ishak, MAS, sign. Lee Hsien Loong, serial nos. 2KS 000001 to 005, generally AU-UNC. (5)
SG$520 Up
Realised: SG$560

576
$50, President Ishak, MAS, sign. Lee Hsien Loong, serial nos. 2KS 000006 to 10, generally AU-UNC. (5)
SG$520 Up
Realised: SG$500

577
$50, President Ishak, MAS, sign. Lee Hsien Loong, serial nos. 2KS 000088, 000888, AU-UNC. (2)
SG$320 Up
Realised: -

578
$50, President Ishak, MAS, sign. Lee Hsien Loong, serial nos. 2KS 008888, 088888, AU-UNC. (2)
SG$320 Up
Realised: -

579
$100, (1999), President Ishak, BCCS, sign. Hu Tsu Tau, serial no. 0AA 029411, 1st prefix, PMG Superb Gem UNC67EPQ.
SG$320 Up
Realised: SG$300

580
$1000, (1999), President Ishak, BCCS, sign. Hu Tsu Tau, serial no. 0AJ 000888, AU-UNC.
SG$3,200 Up
Realised: -

581
$1000, President Ishak, sign. Goh Chok Tong, serial nos. 2AD 281999 to 2000, consecutive pair, GVF-EF. (2)
SG$2,500 Up
Realised: -

582
Singapore $20 and Brunei $20, (2007), polymer, 40th Anniversary Currency Interchangeability Agreement Commemorative Notes, matching number set with official folder, serial nos. SGD 008396 and BND 008396, graded PMG Gem UNC66EPQ and Superb Gem UNC67EPQ respectively. (2)
SG$520 Up
Realised: SG$500