SINCONA British Collection

  • Probably the most complete collection of British gold coins in private hands featuring a multitude of highly rare and numismatically extremely important coins and medals.

Proudly auctioned by SINCONA Swiss International Coin Auction AG in (estimated) five parts in the years 2021 to 2023.

SINCONA British Collection - British Numismatics at its Best

The love for the history of Great Britain and the Commonwealth laid the foundation for building a unique collection of highest numismatic interest and value. Over many decades and with great passion the collector gathered mainly gold coins and medals of the British Empire from the Celtic period to the modern times. 


Among them are numerous extremely rare or even unique pieces in mostly sensational states of preservation, and chances are high that one comes across important provenances that go back to the nineteenth century even.


We at SINCONA are honored and proud to offer this exceptional collection to the world of numismatists.


Please don't hesitate to contact us should you have any questions about the SINCONA British Collection, or if you would like to be notified as soon as the next part is cataloged and available for auction.

Highlights Part 1 (Auction 72, November 21, 2021, Zurich)

Edward IV. First Reign, 1461-1470. Noble n. d. (1464), Tower Mint.

Lot 536 - Edward IV. First Reign, 1461-1470. Noble n. d. (1464), Tower Mint. Heavy coinage. Mintmark rose Quatrefoil below sword arm. 6.97 g. Spink 1947. Fr. 130. Sehr selten / Very rare.


Price realized (not including buyer's premium): CHF 75'000

Henry VIII. 1509-1547. Sovereign n. d. (1544-1547), Southwark.

Lot 556 - Henry VIII. 1509-1547. Sovereign n. d. (1544-1547), Southwark. Third coinage. Type IIb, small module. Mintmark S. 12.11 g. Spink 2291. Fr. 166. Sehr selten / Very rare.


Price realized (not including buyer's premium): CHF 140'000

Edward VI. 1547-1553. Pattern Half-Sovereign, Crown or Coronation Medal 1547.

Lot 567 - Edward VI. 1547-1553. Pattern Half-Sovereign, Crown or Coronation Medal 1547. Crowned Tudor-Rose between E-R Rv. Inscription in four lines and year below. 27.4 mm. 4.63 g. Med. Ill. 55/3. WR 4. Von grösster Seltenheit / Of the highest rarity.


Price realized (not including buyer's premium): CHF 55'000

Elizabeth I. 1558-1603. Fine Sovereign n. d. (1584-1586), Tower Mint.

Lot 576 - Elizabeth I. 1558-1603. Fine Sovereign n. d. (1584-1586), Tower Mint. Sixth issue. Mintmark escallop. 15.11 g. Spink 2529. Fr. 209. Selten, besonders in dieser Erhaltung / Rare, especially in this condition.


Price realized (not including buyer's premium): CHF 65'000

Elizabeth I. 1558-1603. Gold 1 Pound n. d. (1595-1598), Tower Mint.

Lot 578 - Elizabeth I. 1558-1603. Gold 1 Pound n. d. (1595-1598), Tower Mint. Sixth issue. Mintmark key over woolpack. 11.22 g. Spink 2534. Fr. 219 Selten / Rare.


Price realized (not including buyer's premium): CHF 190'000

Charles I. 1625-1649. Triple Unite 1643, Oxford.

Lot 613 - Charles I. 1625-1649. Triple Unite 1643, Oxford. Tall narrow bust with scarf behind shoulder. Mintmark plume. 26.98 g. Spink 2726. Fr. 258. Sehr selten / Very rare.


Price realized (not including buyer's premium): CHF 235'000

William III. und Mary, 1689-1694. 5 Guineas 1692, London. QVARTO.

Lot 690 - William III. und Mary, 1689-1694. 5 Guineas 1692, London. QVARTO. Conjoined busts, with elephant and castle below. 41.73 g. Spink 3423. Bull 346. Fr. 300. Sehr selten / Very rare.


Price realized (not including buyer's premium): CHF 130'000

George I. 1714-1727. 5 Guineas 1717, London. TERTIO.

Lot 723 - George I. 1714-1727. 5 Guineas 1717, London. TERTIO. Inverted D on edge. Laureate head. 41.79 g. Spink 3626. Bull 496. Fr. 325. Sehr selten, besonders in dieser Erhaltung / Very rare, especially in this condition.


Price realized (not including buyer's premium): CHF 230'000

George I. 1714-1727. Pattern Guinea 1727, London.

Lot 732 - George I. 1714-1727. Pattern Guinea 1727, London. Long hair laureate head, struck in high relief. By John Crocker. 8.41 g. WR 66. Bull 530. Von grösster Seltenheit / Of the highest rarity.


Price realized (not including buyer's premium): CHF 95'000

George III. 1760-1820. Pattern Guinea 1761, London.

Lot 768 - George III. 1760-1820. Pattern Guinea 1761, London. Young laureate head. By Richard Yeo. Plain edge. 8.06 g. WR 84. Bull 741. Sehr selten / Very rare


Price realized (not including buyer's premium): CHF 42'000

George III. 1760-1820. Proof Sovereign 1818, London.

Lot 815 - George III. 1760-1820. Proof Sovereign 1818, London. New coinage. Laureate head. Descending colon after BRITANNIAR. 8.02 g. Spink 3785A. WR 198. Fr. 371. Sehr selten / Very rare.


Price realized (not including buyer's premium): CHF 75'000

William IV. 1830-1837. 2 Mohurs 1835, Calcutta. Proof Restrike.

Lot 849 - William IV. 1830-1837. 2 Mohurs 1835, Calcutta. Proof Restrike. 23.33 g. KM 452.1. Fr. 1592b. Sehr selten / Very rare.


Price realized (not including buyer's premium): CHF 100'000

Victoria, 1837-1901. Proof Crown 1853, London. SEPTIMO.

Lot 864 - Victoria, 1837-1901. Proof Crown 1853, London. SEPTIMO. Gothic type. Regular die axis. Spink 3884 var. Bull 2584.


Price realized (not including buyer's premium): CHF 50'000

Victoria, 1837-1901. Proof Sovereign 1887, London.

Lot 881 - Victoria, 1837-1901. Proof Sovereign 1887, London. Young large head. By. W. Wyon. Milled edge. 7.96 g. WR 332. Äusserst selten / Extremely rare.


Price realized (not including buyer's premium): CHF 60'000

George V. 1910-1936. 6 Pence 1924, London. Pattern in Gold.

Lot 906 - George V. 1910-1936. 6 Pence 1924, London. Pattern in Gold. Bare head. 1 in reverse field. 2.88 g. Spink 4026. WR 430. Von grösster Seltenheit, nur 3-5 Exemplare bekannt / Of the highest rarity, only 3-5 pieces known.


Price realized (not including buyer's premium): CHF 30'000

Highlights Part 2 (Auction 75, May 16, 2022, Zurich)

Henry IV. 1399-1412. Noble n. d. (1399-1412), London.

Lot 20 - Henry IV. 1399-1412. Noble n. d. (1399-1412), London. Heavy coinage. Mintmark cross pattée. New arms with three lis, crescent on rudder. 7.71 g. Spink 1706. Fr. 102. Sehr selten / Very rare.


Price realized (not including buyer's premium): CHF 34'000

Edward IV. First Reign, 1461-1470. Noble n. d. (1461-1464), London.

Lot 34 - Edward IV. First Reign, 1461-1470. Noble n. d. (1461-1464), London. Heavy coinage. Mintmark lis. 6.95 g. Spink 1946. Fr. 130. Äusserst selten / Extremely rare.


Price realized (not including buyer's premium): CHF 50'000

Henry VIII. 1509-1547. Sovereign n. d. (1544-1547), Tower Mint.

Lot 55 - Henry VIII. 1509-1547. Sovereign n. d. (1544-1547), Tower Mint. Third coinage. Type II. Mintmark lis. 12.30 g. Spink 2290. Fr. 166. Sehr selten / Very rare.


Price realized (not including buyer's premium): CHF 62'500

Oliver Cromwell, Lord Protector, 1653-1658. Gold 1/2 crown 1658, London.

Lot 124 - Oliver Cromwell, Lord Protector, 1653-1658. Gold 1/2 crown 1658, London. Off-metal strike in gold from the silver 1/2 Crown. By Thomas Simon. Laureate and draped bust. 26.91 g. WR 46 (this coin). Von grösster Seltenheit. Sechs bekannte Exemplare / Of the highest rarity. Six known specimens.


Price realized (not including buyer's premium): CHF 260'000

Charles II. 1660-1685. Pattern Broad of 20 Shillings 1660, London.

Lot 126 - Charles II. 1660-1685. Pattern Broad of 20 Shillings 1660, London. By Thomas Simon. Plain edge, signed S beneath the portrait. 7.76 g. Bull p. 114. WR -. Von grösster Seltenheit / Of the highest rarity.


Price realized (not including buyer's premium): CHF 95'000

Charles II. 1660-1685. 5 Guineas 1684, London.

Lot 148 - Charles II. 1660-1685. 5 Guineas 1684, London. T. SEXTO. Second laureate bust. 41.66 g. Spink 3331. Bull 202. Fr. 281. Selten / Rare.


Price realized (not including buyer's premium): CHF 100'000

James II. 1685-1688. 5 Guineas 1687, London.

Lot 154 - James II. 1685-1688. 5 Guineas 1687, London. TERTIO. First laureate bust, with elephant and castle below. 41.71 g. Spink 3398. Bull 312. Fr. 293. Sehr selten / Very rare. Prachtexemplar mit Prägeglanz und feiner Goldtönung / Cabinet piece with nice lustre and fine gold toning.


Price realized (not including buyer's premium): CHF 190'000

Anne, 1702-1714. Guinea 1703, London.

Lot 177 - Anne, 1702-1714. Guinea 1703, London. Pre-Union type. Draped bust with VIGO below. 8.32 g. Spink 3563. Bull 461. Fr. 321. Sehr selten / Very rare.


Price realized (not including buyer's premium): CHF 110'000

George III. 1760-1820. Pattern 2 Guineas 1768, London.

Lot 243 - George III. 1760-1820. Pattern 2 Guineas 1768, London. Proof. By John Tanner. Plain edge. 16.72 g. Spink 3724. WR. 79. Bull 667. Fr. 351. Sehr selten / Very rare.


Price realized (not including buyer's premium): CHF 220'000

George III. 1760-1820. Pattern Half sovereign 1816, London.

Lot 305 - George III. 1760-1820. Pattern Half sovereign 1816, London. Proof. New coinage. By Thomas Wyon. Grained edge. 3.96 g. WR 203. Von grösster Seltenheit / Of the highest rarity.


Price realized (not including buyer's premium): CHF 22'000

George IV. 1820-1830. Pattern 2 Pounds 1825, London.

Lot 320 - George IV. 1820-1830. Pattern 2 Pounds 1825, London. Proof. Bare head. Plain edge. 16.00 g. Spink 3799. WR 224. Von grösster Seltenheit / Of the highest rarity.


Price realized (not including buyer's premium): CHF 70'000

Victoria, 1837-1901. Pattern 5 Pounds 1839, London. Proof. Una and the lion.

Lot 339 - Victoria, 1837-1901. Pattern 5 Pounds 1839, London. Proof. Una and the lion. Young head. 11 leaves to rear fillet. Plain edge. 38.40 g. Spink 3851. WR 280. Fr. 386. Von grösster Seltenheit / Of the highest rarity.


Price realized (not including buyer's premium): CHF 400'000

Victoria, 1837-1901. Proof Sovereign 1886, London.

Lot 352 - Victoria, 1837-1901. Proof Sovereign 1886, London. Second large head. WW in relief on truncation. Grained edge. 7.97 g. WR 329. Von grösster Seltenheit / Of the highest rarity.


Price realized (not including buyer's premium): CHF 100'000

Victoria, 1837-1901. Proof 5 Pounds 1887, London.

Lot 353 - Victoria, 1837-1901. Proof 5 Pounds 1887, London. Jubilee bust. No B.P. in exergue 40.00 g. Spink 3864. WR 286. Fr. 390a. Sehr selten / Very rare.


Price realized (not including buyer's premium): CHF 67'500

Victoria, 1837-1901. 1/2 Anna 1892, Calcutta.

Lot 411 - Victoria, 1837-1901. 1/2 Anna 1892, Calcutta. Proof. Restrike. Off-metal strike in gold. 24.44 g. KM -. Von grösster Seltenheit / Of the highest rarity.


Price realized (not including buyer's premium): CHF 34'000