CASE Size : 40 x 40 mm Opening Dial : 31 mm Thickness : 11,70 mm 316L Stainless Steel case with the following finishing: Vertical brushed case structure / Circular brushed cover pushers Matte finish: Lugs & case-back Mirror-polished: Bezel / Crown / Top chronograph pushers Crown with embossed BRISTON blazon & black rubber rings Domed mineral crystal - 2.3 mm thickness Water resistance to: 100m/10 ATM MOVEMENT Quartz Citizen caliber: Miyota OS21 Functions: Chronograph 2 counters 60 minutes counter positioned at 9 o'clock 24-hour indication / AM-PM counter positioned at 3 o'clock Date window positioned at 6 o'clock DIAL Upper plate: Grey with matt finishing Under plate: silver white Stamped hour markers & Arabic numerals HANDS Rhodium-plated "baton" Hour & Minutes hands & with white Superluminova® inserts White-coated central & counters hands STRAP Exclusive interchangeable black Vintage leather strap: genuine leather with black stitching Leather loop - BRISTON engraving on the polished steel pin buckle Length: 235 mm / width: 20 mmBriston