Catalog

Coins

Browse 22 matching coins.

Country Australia (14) United Kingdom (7) South Africa (1)

Era Modern (19) Pre-1933 (3)

Series Science Explained Sovereign Silverback Gorilla Koala American Eagle (397) Lunar (120) Maple Leaf (75) Saint-Gaudens (56) American Buffalo (54)

Type Numismatic (10) Semi-Numismatic (4) Bullion (3)

Grade Brilliant Uncirculated (12) Proof (6) Ungraded (3) Mint State (1)

Year 1908 1925 2011 2010 2026 2025 (7) 2024 (6) 2023 (4) 2022 (3) 2021 (2) 2020 (3) 2019 (3) 2018 (4)

Weight 1/10 oz (2) 1/4 oz (7) 1/2 oz (1) 1 oz (9) 10 oz (1) 10 oz+ (2)

IRA IRA Eligible (13)

22 coins · showing 1–22

Active Science Explained Sovereign Silverback Gorilla Koala 1908 1925 2011 2010 2026 Clear all

Fair Market Value — each price is the live metal spot price plus a numismatic premium, spot updated Aug 6, 2026 04:23 UTC. It is a reference valuation, not a dealer buy or sell quote.

Silver

2026 Australia 1/4 oz Silver Sovereign Proof (Box, COA)

2026 · 0.2500 troy oz · .9999 fine

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Gold

1925-SA South Africa Gold 1/2 Sovereign BU

1925 · 0.1177 troy oz · .9167 fine

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Silver

2026 Australia 1 kilo Silver Koala BU

2026 · 32.1500 troy oz · .9999 fine

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Silver

2026 Australia 1 oz Silver Koala PCGS MS-70 FS (Flag Label)

2026 · 1.0000 troy oz · .9999 fine

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Silver

2026 AUS 1 oz Silver Koala- MintDirect® Premier Single + PCGS FS®

2026 · 1.0000 troy oz · .9999 fine

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Silver

2026 Australia 1 oz Silver Koala BU

2026 · 1.0000 troy oz · .9999 fine

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Silver

2026 Great Britain Silver Sovereign Proof (w/Box & COA)

2026 · 0.8410 troy oz · .999 fine

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Gold

2026 Great Britain Gold Half Sovereign Proof Coin (Yellow Gold)

2026 · 0.1177 troy oz · .9167 fine

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Gold

2026 Great Britain Gold Sovereign Proof Coin (Yellow Gold)

2026 · 0.2354 troy oz · .9167 fine

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Gold

2026 Great Britain Gold Sovereign BU

2026 · 0.2354 troy oz · .9167 fine

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Gold

2010 Great Britain Gold Sovereign Elizabeth II Proof

2010 · 0.2354 troy oz · .9167 fine

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Gold

2011 Great Britain Gold Sovereign BU

2011 · 0.2354 troy oz · .9167 fine

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Gold

1908-P Australia Gold Sovereign Edward VII BU

1908 · 0.2354 troy oz · .9167 fine

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Gold

1908-S Australia Gold Sovereign Edward VII BU

1908 · 0.2354 troy oz · .9167 fine

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Silver

2011 Australia 1 oz Silver Koala MS-70 NGC (First of 20,000)

2011 · 1.0000 troy oz · .999 fine

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Gold

2011 Tristan da Cunha Proof Gold Double Sovereign Royal Wedding

2011 · 0.4716 troy oz · .9167 fine

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Silver

2011 Australia 1 oz Silver Koala MS-69 NGC (First of 20,000)

2011 · 1.0000 troy oz · .999 fine

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Silver

2011 Australia 1 oz Silver Koala SP-69 PCGS

2011 · 1.0000 troy oz · .999 fine

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Silver

2011 Australia 1 oz Silver Koala BU

2011 · 1.0000 troy oz · .999 fine

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Silver

2010 Australia 1 kilo Silver Koala BU

2010 · 32.1500 troy oz · .999 fine

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Silver

2010 Australia 10 oz Silver Koala BU

2010 · 10.0000 troy oz · .999 fine

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Silver

2010 Australia 1 oz Silver Koala BU

2010 · 1.0000 troy oz · .999 fine

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