Square
Sapphire with anti-reflective coating
Case-back with opening in tinted sapphire crystal
45 mm
SKELETON
Metal applique Super-LumiNova®-filled indices
Metal skeleton SUper-LumiNova®-filled hour and minute hands
YES
YES
Approx 40hours
Automatic mechanical
BR-CAL.313
Automatic mechanical. 'X'-shaped Upper bridge. 56 jewels, 28,800 vph. Skeleton chronograph
hours, minutes, small seconds at 3 o'clock. Skeletonised date at 6 o'clock. Chronograph: 30-minute counter at 9 o'clock, central seconds. Tachymeter scale on the flange
Perforated black rubber
BLACK
PIN