Seiko Cal. 6635 - 816

Seiko 6635-816

This Hand-Winding model from 1972 features a 36mm Two-Tone case. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-493c19607370]

Also known as: Sea Horse

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
36mm
Case Thickness
14.7mm
Lug Width
21mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
110m
Dial Color
Champagne
Jewels
27j
Frequency
36,000 bph
Power Reserve
69 hours
Year
1972

Related Models

seikata-wm-493c19607370