The gleaming, glossy ceramic top ring of this new divers model ensures style as well as shock and scratch resistance. With a professional helium valve and practical small second, its all a diver could ever want.
Product details
Price
$1,841.00 AUD
SKU
643 7637 7454MB
Weight
162.00 g
Watch Reference
643 7637 7454
Strap Reference
8 24 70
Case
Multi-piece titanium case, ceramic minutes scale top ring
Dial
Black dial printed wave structure
Strap
Multi-piece Titanium metal bracelet, folding clasp with extensio
Size (inch)
1.732 inches
Size (mm)
44.00 mm
Top Glass
Sapphire, domed on outside, anti-reflective coating inside
Case Back
Titanium, screwed, special engravings
Operating Devices
Stainless steel screw-in security crown and Helium valve
Luminous Material
Indices and hands Superluminova BG W9
Water Resistance (ft)
3281 ft
Water Resistance (m)
1000 m
Water Resistance (bar)
100 bar
Interhorn Width
24mm
Movement
Automatic winding small second, date. Developed by Oris.
Number
Oris 643, base ETA 2836-2
Dimensions
Ψ 25.60 mm, 11 1/2
Functions
Centre hands for hours and minutes, subsidiary second at 9 h, date window, date corrector, fine timing device and stop-second
Winding
Automatic winding, bi-directionally rotating red rotor
Power Reserve
38 hrs
Vibrations
28800 A/h, 4 Hz
Jewels
27
Quantity
1
2
3
4
5
6
7
8
9
10
