Seiko Cal. 6637 - 280

Seiko 6637-280

This Solar model from 1973 features a 36mm Hardlex-Coated Steel case. The Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-7eae636524c0]

Also known as: Turtle, Monster

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
9.3mm
Lug Width
19mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
70m
Dial Color
Champagne
Jewels
25j
Frequency
28,800 bph
Power Reserve
56 hours
Year
1973

Related Models

seikata-wm-7eae636524c0