Seiko Cal. 6637 - 888

Seiko 6637-888

This Hand-Winding model from 1992 features a 36mm Titanium case. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-1c781e19e463]

Also known as: Bellmatic

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
36mm
Case Thickness
13.7mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
200m
Dial Color
Champagne
Jewels
35j
Frequency
21,600 bph
Power Reserve
44 hours
Year
1992

Related Models

seikata-wm-1c781e19e463