Seiko Cal. 6636 - 834

Seiko 6636-834

This Quartz model from 1979 features a 39mm Stainless Steel case. Powered by the 6636 caliber with 30j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-4fb56650116d]

Also known as: Golden Tuna

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
39mm
Case Thickness
8.7mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
110m
Dial Color
Champagne
Jewels
30j
Frequency
28,800 bph
Power Reserve
44 hours
Year
1979

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