
Both are powered by the reworked Caliber 135. It’s manually wound, COSC-certified, with a 72-hour power reserve. Originally built for observatory competitions, it’s one of the more important movements in Zenith’s history, now updated but still very much itself.
The yellow gold Bloodstone model is limited to 161 pieces, priced at $51,900, and comes on a selection of leather straps; the tantalum model is limited to 20 pieces, priced at $83,400, and comes on a matching strap configuration.
Tim Jeffreys
2026-04-13 22:48:00

