New and improved after re-designing our butterfly deployment clasp from scratch and picking a luxurious new Alligator grain -- this strap fits any ERA Timepiece with 24mm width and comes default on the ERA Prometheus Automatic Edition.
This straps comes in 1 size and accommodates wrists From ~15cm - 22cm (5.9 Inches - 8.66 Inches).
Shipping date is January 2020 for these straps