Brethren INSTRUMENTS Series Wristwatch: Features and Specifications
BR Exploration magazine: BIR0393-BLU-ST/SCA wristwatch of the Brethren INSTRUMENTS series, a brass shell with dark brown-coloured Italian imported calf skin belts, a one-way rotation of aluminium oxide rings with 60-minute tics, silver protein tablets with Super-Luminova nightlight material. Metal emptied time, time and hourly pointer filled with Super-Luminova nightlight material carrying 2824-2 automatic machine, 42 mm。