Select the size you require from the drop down menu:
- 20mm
- 21mm
- 22mm
- 23mm
- 24mm
- 25mm
Lighthouse Coin Capsules
31mm (externally 37mm) coin capsules are made of extra durable, scratch resistant acrylic.
Secure locking yet easy to open.
Airtite Foam Rings
The genuine Airtite rings are made from Volara and are completely free from PVC and other harmful chemicals ensuring your coins can be safely stored.
Sizes available up to 41mm internally.
Struggling to find the right size capsule for your coin?
Take a look at this guide we have our together below:
DECIMAL COIN SIZES
COIN |
FOAM CAPSULE SIZE |
1/2 Penny |
17mm |
1 Pence |
20mm |
2 Pence |
26mm |
OLD 5p |
24mm |
NEW 5p |
18mm |
OLD 10p |
28mm TIGHT FIT / 29mm LOOSE FIT |
NEW 10p |
24mm |
20p |
21mm |
OLD 50p |
30mm |
NEW 50p |
27mm |
ROUND £1 |
22mm |
12-Sided £1 |
23mm |
£2 |
28mm TIGHT FIT / 29mm LOOSE FIT |
£5 |
39mm |
PRE-DECIMAL COIN SIZES
COIN |
FOAM CAPSULE SIZE |
Farthing 1860+ |
20mm |
Kartwheel Penny |
36mm AIRTITE ONLY** |
Kartwheel 2D |
40mm AIRTITE ONLY** |
1 Penny 1860+ |
31mm |
Silver 3D |
16mm |
Brass 3D |
21mm |
Groat 4D |
16mm |
6D |
19mm |
Shilling |
24mm |
Florin 1860+ |
28mm TIGHT FIT / 29mm LOOSE FIT |
Double Florin 1860+ |
36mm |
Half Crown |
32mm |
Crown |
39mm |
Half Sovereign |
19mm |
Full Sovereign |
22mm |
Due to the depth of the coin, these will only fit in our AIRTITE Capsules. BE AWARE the lid of the 40mm AIRTITE capsule for the Kartwheel 2D does NOT fully close**
For further sizes and information, please contact us.

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Brand:CoinGallery
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Product Code:AirtiteCapsules_20mm
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Weight:0.3kg