Frequently Asked Questions
What size Capsules do I need for my coin?
The sizes displayed on our listings are the internal diameter of each capsule.
DECIMAL COIN SIZES
COIN |
STANDARD CAPSULE SIZE |
FOAM CAPSULE SIZE |
1/2 Penny |
18mm |
17mm |
1 Pence |
21mm** |
20mm |
2 Pence |
26mm |
26mm |
OLD 5p |
24mm |
24mm |
NEW 5p |
18mm |
18mm |
OLD 10p |
29mm |
28mm TIGHT FIT / 29mm LOOSE FIT |
NEW 10p |
24.5mm |
24mm |
20p |
22mm |
21mm |
OLD 50p |
31mm |
30mm |
NEW 50p |
28mm |
27mm |
ROUND £1 |
23mm |
22mm |
12-Sided £1 |
23mm |
23mm |
£2 |
29mm |
28mm TIGHT FIT / 29mm LOOSE FIT |
£5 |
39mm |
39mm |
We only sell size 21mm in packs of 10 standard capsules**
PRE DECIMAL COIN SIZES
COIN |
STANDARD CAPSULE SIZE |
FOAM CAPSULE SIZE |
Farthing 1860+ |
20mm |
20mm |
Kartwheel Penny |
FOAM CAPS ONLY |
36mm AIRTITE ONLY** |
Kartwheel 2D |
FOAM CAPS ONLY |
40mm AIRTITE ONLY** |
1 Penny 1860+ |
31mm |
31mm |
Silver 3D |
16.5mm |
16mm |
Brass 3D |
22mm |
21mm |
Groat 4D |
16mm |
16mm |
6D |
19.5mm |
19mm |
Shilling |
24mm |
24mm |
Florin 1860+ |
29mm |
28mm TIGHT FIT / 29mm LOOSE FIT |
Double Florin 1860+ |
36mm |
36mm |
Half Crown |
32.5mm |
32mm |
Crown |
39mm |
39mm |
Half Sovereign |
19.5mm |
19mm |
Full Sovereign |
22.5mm |
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.