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KnauxBullion
Mixed Gold Coin & Bar Storage Case – 31 mm
Mixed Gold Coin & Bar Storage Case – 31 mm
Regular price
£49.95 GBP
Regular price
Sale price
£49.95 GBP
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Mixed Gold Coin & Bar Storage Case – 31 mm
Precision-fit mixed storage for 31 mm gold coins and bullion bars
Designed to securely store 31 mm loose gold coins alongside standard blister-packed bullion bars, using a dedicated insert engineered to prevent movement or rattle.
Compatible Contents
Gold Coins
- Loose gold coins only
- Exact coin diameter: 31 mm
- Precision-fit insert designed specifically for 31 mm coins
- ❌ Capsules not supported
Designed for:
- Canadian Gold Maple Leaf (30.0 mm)
✔ Correct tolerance
✔ No rattle
✔ No edge pressure
Bullion Bars
- Standard blister-packed bullion bars
- Approx. 5.5 cm × 8.5 cm (credit-card sized packaging)
- Suitable for gold bars supplied in blister packs
✔ Coins and bars stored together
✔ Clean, organised mixed layout
Choose Your Case Size
This product is available in two case sizes.
Small Case
- Up to 30 loose gold coins (31 mm)
- Up to 15 blister-packed bullion bars
- Compact and space-efficient
- ❌ Capsules not supported
Large Case
- Up to 120 loose gold coins (31 mm)
- Up to 25 blister-packed bullion bars
- Ideal for larger holdings
- Increased internal depth and volume
Case Specifications
Small Case – Model 1710H
- Internal: 166 × 100 × 69 mm
- External: 184 × 132 × 77 mm
- Material: ABS plastic
- Wall thickness: 3 mm
- Waterproof: Yes
- Weight: ~0.2 kg
Large Case – Model 2519L
- Internal: 251 × 180 × 96 mm
- External: 275 × 235 × 107 mm
- Material: Polypropylene (PP)
- Wall thickness: 3.5 mm
- Waterproof: Yes
- Weight: ~0.8 kg
Storage Guidance
- Designed for 31 mm loose gold coins only
- Coins measuring 33 mm require a different mixed storage size
- Not suitable for capsulated coins
- Always select storage based on exact coin diameter
Refer to the Bullion Storage Size Guide if unsure.
Important Information
- Storage case only — coins and bars not included
- Images for demonstration purposes only
- Designed for standard bullion formats and blister packaging
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