Seiko Cal. 6646 - 336

Seiko 6646-336

This Solar model from 1973 features a 36mm Titanium case. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-6eda449d99d9]

Also known as: Sumo

Specifications

Movement
Solar
Case Material
Titanium
Case Width
36mm
Case Thickness
10.5mm
Lug Width
21mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
180m
Dial Color
Silver
Jewels
19j
Frequency
21,600 bph
Power Reserve
68 hours
Year
1973

Related Models

seikata-wm-6eda449d99d9