Seiko Cal. 6638 - 594

Seiko 6638-594

This Automatic model from 1971 features a 36mm Gold-Plated case. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-8484bfe79810]

Also known as: Silverwave

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
36mm
Case Thickness
11.3mm
Lug Width
20mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
Black
Jewels
20j
Frequency
21,600 bph
Power Reserve
42 hours
Year
1971

Related Models

seikata-wm-8484bfe79810