V2 (2023)
– Revised screw font and pin spacing to match genuine RM
– Upgraded split-second mechanism with improved column wheel and runner braking
– Slimmed down overall case thickness to Gen-spec 16.5 mm
– Moved to grade‑5 titanium spline screws (earlier resin pins replaced)
– Enhanced strap clasp micro‑adjust for fit precision
V1 (2022)
– Initial release mimicking RM 65‑01 layout with yellow composite case
– Basic split-second chronograph function added
– Skeleton dial and date wheel structure introduced
– Thickness slightly over 17 mm, screw fonts narrow, movement finish rough