SQUARE
Sapphire with anti-reflective coating
Case-back with opening in tinted sapphire crystal
SKELETON
Metal applique Super-LumiNova®-filled indices
Metal skeleton Super-LumiNova®-filled hour and minute hands
YES
YES
Approx 40hrs
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