41mm Diver Watch Case BB58 Black Bay Sapphire Crystal Alloy Insert for NH34 NH35 NH36 NH70 NH72 ETA2824 PT5000 SW200 ST2130 MIYOTA 8215 8285 etc DG Color:silver-black red robust architecture

robust architecture

Beats / Frequency: 21

integrated look)

Measurement Note: Allow 0

suitable for various build styles

41mm Diver Watch Case BB58 Black Bay Sapphire Crystal Alloy Insert for NH34 NH35 NH36 NH70 NH72 ETA2824 PT5000 SW200 ST2130 MIYOTA 8215 8285 etc DG Color:silver-black red robust architecture41mm Diver Watch Case BB58 Style Sapphire Crystal, 10ATM, Multi Movement Compatible Description: This 41mm diver watch case is inspired by the classic BB58 design, built for modders and custom watch projects. Crafted from 316L stainless steel with a durable alloy bezel insert, it supports a wide range of automatic movements. Featuring sapphire glass, a screw down crown, and 10ATM water resistance, this case is ideal for reliable daily wear or