From Bell & Ross –
Here are the pertinents –
Movement: calibre BR-CAL.302. Automatic mechanical.
Functions: hours, minutes, seconds and date.
Case: 42 mm wide. 12.05 mm thick. Satin-finished and polished steel. Unidirectional rotating steel bezel with 60-minute scale and black anodised aluminium insert. Screw-down crown. Crown guard.
Dial: silver opaline. Applique indices with Super-LumiNova® inserts. Skeletonised applique Super-LumiNova®-filled hour, minute and seconds hands.
Crystal: sapphire with anti-reflective coating.
Water-resistance: 300 metres.
Straps: woven black rubber and ultra-resilient black synthetic fabric.
Buckle: pin. Satin-finished and polished steel.