Each Lighthouse round 27mm inner dimension coin capsule can store, protect, and display one coin, round, charm, or medallion with a diameter of 27 millimeters. Inert, acid-free, and safe for long term storage. Box of 100 round coin holders. Use this size for US Small Dollar Coins (looser fit).
All Lighthouse round direct fit coin capsules have an outer diameter that's 6mm bigger than the inner diameter.
The can accomodate coins up to about 3mm thick.