Estimate: 10.000 $Ancients:
SICILY. Syracuse.
Dionysius I (405-367 BC).
AR decadrachm (35mm, 41.83 gm, 10h).
NGC Choice XF 4/5 - 3/5, Fine Style.33002
Estimate: 15.000 $Ancients:
Julius Caesar, as Consul for the Third Time (46 BC),
with Aulus Hirtius, as Praetor.
AV aureus (21mm, 8.15 gm, 3h).
NGC Choice AU★ 5/5 - 5/5.33022
Estimate: 12.500 $Ancients:
Hadrian (AD 117-138).
AV aureus (20mm, 7.31 gm, 6h).
NGC Choice AU★ 5/5 - 5/5,
Fine Style.33029
Estimate: 6.500 $Ancients:
Faustina Junior (AD 147-175/176).
AV aureus (18mm, 7.37 gm, 6h).
NGC Choice AU 5/5 - 3/5, light marks.33031
Estimate: 40.000 $Ancients:
Pertinax (1 January-28 March AD 193).
AV aureus (20mm, 7.20 gm, 5h).
NGC Gem MS 5/5 - 5/5, Fine Style.33032
Estimate: 50.000 $Great Britain:
George V
gold Proof Pattern Crown 1935
PR64+ Ultra Cameo NGC33163
Estimate: 15.000 $Mexico:
Republic silver Proof Pattern 8 Reales 1827
Go-WW PR64 Cameo NGC.
From the Eternal Collection, Part II31081
Estimate: 50.000 $Netherlands East Indies:
Dutch Colony. United East India Company (VOC)
gold Proof Pattern Ducaton 1728 PR63 NGC.
From the Peh Family Collection, Part II30167
Estimate: 150.000 $Russia:
Nicholas I
Proof Pattern "Imperial Family"
1-1/2 Roubles - 10 Zlotych 1835
PR63 PCGS33236
Estimate: 50.000 $South Africa:
Republic gold Proof 6 Pence 1897
PR63 Cameo NGC.
From the Gatsby Collection, Part II32030

Archive: Coins, Medals and more

State-of-the-Art Minting Technology

Colours, special shapes, inlays, micro inscriptions, latent images and holograms – many technologies are used on commemorative coins today. In this article, we give you a little overview of the different technologies that are currently applied in the coin producing industry.

Coloured Metal from Austria: Niobium Coins

In 2003, the Austrian Mint introduced a new metal with exciting characteristics to the world of coins: niobium. The beginning of a success story.
Schätzpreis: 10.000 $Ancients:
SICILY. Syracuse.
Dionysius I (405-367 BC).
AR decadrachm (35mm, 41.83 gm, 10h).
NGC Choice XF 4/5 - 3/5, Fine Style.33002
Schätzpreis: 15.000 $Ancients:
Julius Caesar, as Consul for the Third Time (46 BC),
with Aulus Hirtius, as Praetor.
AV aureus (21mm, 8.15 gm, 3h).
NGC Choice AU★ 5/5 - 5/5.33022
Schätzpreis: 12.500 $Ancients:
Hadrian (AD 117-138).
AV aureus (20mm, 7.31 gm, 6h).
NGC Choice AU★ 5/5 - 5/5,
Fine Style.33029
Schätzpreis: 6.500 $Ancients:
Faustina Junior (AD 147-175/176).
AV aureus (18mm, 7.37 gm, 6h).
NGC Choice AU 5/5 - 3/5, light marks.33031
Schätzpreis: 40.000 $Ancients:
Pertinax (1 January-28 March AD 193).
AV aureus (20mm, 7.20 gm, 5h).
NGC Gem MS 5/5 - 5/5, Fine Style.33032
Schätzpreis: 50.000 $Great Britain:
George V
gold Proof Pattern Crown 1935
PR64+ Ultra Cameo NGC33163
Schätzpreis: 15.000 $Mexico:
Republic silver Proof Pattern 8 Reales 1827
Go-WW PR64 Cameo NGC.
From the Eternal Collection, Part II31081
Schätzpreis: 50.000 $Netherlands East Indies:
Dutch Colony. United East India Company (VOC)
gold Proof Pattern Ducaton 1728 PR63 NGC.
From the Peh Family Collection, Part II30167
Schätzpreis: 150.000 $Russia:
Nicholas I
Proof Pattern "Imperial Family"
1-1/2 Roubles - 10 Zlotych 1835
PR63 PCGS33236
Schätzpreis: 50.000 $South Africa:
Republic gold Proof 6 Pence 1897
PR63 Cameo NGC.
From the Gatsby Collection, Part II32030

Archive: People and Markets

Leu Numismatik Sponsors the New Friedrich Imhoof-Blumer Fellowship in Winterthur

Leu Numismatik is supporting the new Friedrich Imhoof-Blumer Fellowship at the Coin Cabinet in Winterthur, which will be awarded for the first time in 2025. The fellowship, endowed with CHF 3,000, is aimed at early-career researchers working on a numismatic project. Application deadline: June 30, 2025.

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CIT’ Numismatic Icons – Leon

CIT is releasing the sixth issue in its successful Numismatic Icons series. It reinterprets the early tetradrachms of the Sicilian city of Leontinoi. The impressive motif of a lion’s head – ‘leon’ in Greek – has always made these coins unique.

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