Oris’s engineers developed Calibre 400 to meet the demands of today’s watch wearer. It makes three key performance promises.

CASE : Aquis, 43.50 mm, Stainless steel
MATERIAL Multi-piece stainless steel case, ceramic minutes scale top ring
SIZE 43.50 mm
TOP GLASS Sapphire, domed on both sides, anti-reflective coating inside
CASE BACK Stainless steel, screwed, see-through sapphire glass
OPERATING DEVICES Stainless steel screw-in security crown
WATER RESISTANCE 30 bar
INTERHORN WIDTH 24 mm

MOVEMENT : Automatic winding date developed by Oris
NUMBER Oris 400
DIMENSIONS Ø 30.00 mm, 13 1/4’’’
FUNCTIONS Centre hands for hours, minutes and seconds, date window, instantaneous date, date corrector, fine timing device and stop-second
WINDING Automatic winding
POWER-RESERVE 120 hrs
VIBRATIONS 28’800 A/h, 4 Hz
JEWELS 21

DIAL : Blue
MATERIAL Blue dial
LUMINOUS MATERIAL Indices and hands Superluminova BG W9

STRAP/BRACELET : Rubber
MATERIAL Black rubber strap, stainless steel security folding clasp with extension