BIG CROWN PROPILOT BIG DATE

Oris began making pilot’s watches in the 1910s at the dawn of aviation and has pioneered in the field ever since. The Big Crown, one of Oris’s signature designs, was first introduced in 1938, and continues to inspire the collection today.

CASE

MATERIAL: Multi-piece stainless steel case

SIZE: 41.00 mm

TOP GLASS: Sapphire, domed on both sides, anti-reflective coating inside

CASE BACK: Stainless steel, special engravings, screwed

OPERATING DEVICES: Stainless steel screw-in security crown

WATER RESISTANCE: 10 bar

INTERHORN WIDTH: 20 mm

MOVEMENT

Automatic winding date developed by Oris

NUMBER: Oris 751, base SW 220-1

DIMENSIONS: Ø 32.20 mm, 14 1/4’’’

FUNCTIONS: Centre hands for hours, minutes and seconds, enlarged date window, instantaneous date, date corrector, fine timing device and stop-second

WINDING: Automatic winding

POWER-RESERVE: 38 hrs

VIBRATIONS: 28’800 A/h, 4 Hz

JEWELS: 26

DIAL

MATERIAL: Grey dial 

LUMINOUS MATERIAL: Numerals and hands Superluminova BG W9 Grade A

STRAP/BRACELET

STRAP/BRACELET: Leather

MATERIAL: Brown leather strap, stainless steel folding clasp

EXTRAS

Certificate