Catalog

Coins

Browse 39 matching coins.

Metal Silver (21) Gold (17) Platinum (1)

Country Australia (27) United Kingdom (12)

Era Modern (36) Pre-1933 (2) Mid-Century (1)

Series Science Explained Sovereign Silverback Gorilla Koala American Eagle (503) Lunar (159) Maple Leaf (93) American Buffalo (65) Kangaroo (62)

Type Numismatic (21) Bullion (4) Semi-Numismatic (1)

Grade Brilliant Uncirculated (16) Proof (12) Ungraded (8) Mint State (3)

Year 2011 2012 1908 1982 2026 2013 2025 (7) 2024 (6) 2023 (4) 2022 (3) 2021 (2) 2020 (3) 2019 (3) 2018 (4)

Weight 1/10 oz (4) 1/4 oz (10) 1/2 oz (5) 1 oz (13) 5 oz (2) 10 oz+ (5)

IRA IRA Eligible (25)

39 coins · showing 1–24

Active Science Explained Sovereign Silverback Gorilla Koala 2011 2012 1908 1982 2026 2013 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.

Gold

2012 Australia 1/25 oz Gold Koala Proof (No Box/COA)

2012 · 0.0400 troy oz · .9999 fine

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Silver

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

2026 · 0.2500 troy oz · .9999 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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Platinum

2013 Australia 1/2 oz Platinum Koala PF-70 NGC Ultra Cameo

2013 · 0.5000 troy oz · .9995 fine

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Gold

2011 Great Britain Gold Sovereign BU

2011 · 0.2354 troy oz · .9167 fine

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Gold

2013-I India Gold Sovereign Gem Uncirculated NGC

2013 · 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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Gold

2012 Tristan Da Cunha Gold Dble Sovereign Regent & Lion PF-69 NGC

2012 · 0.4718 troy oz · .9167 fine

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Gold

2012 Australia 1/10 oz Gold Koala Proof

2012 · 0.1000 troy oz · .9999 fine

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Silver

2013 Australia 5 oz Silver Koala PF-69 NGC (High Relief)

2013 · 5.0000 troy oz · .999 fine

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Gold

2012 Australia 1 oz Gold Koala Proof (High Relief, Box & COA)

2012 · 1.0000 troy oz

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Silver

2012 Australia 1 kilo Silver Koala (Light Abrasions)

2012 · 32.1500 troy oz · .999 fine

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Gold

2013 Australia 1 oz Gold Koala PR-70 PCGS (FS, High Relief)

2013 · 1.0000 troy oz · .9999 fine

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Silver

2013 Australia 5 oz Silver Koala PF-70 NGC (High Relief)

2013 · 5.0000 troy oz · .999 fine

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Gold

2013-I India Gold Sovereign MS-69 NGC

2013 · 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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