Seiko Cal. 6635 - 810

Seiko 6635-810

This Automatic model from 1988 features a 44mm Hardlex-Coated Steel case. Powered by the 6635 caliber with 28j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-007eed49b756]

Also known as: Turtle, Baby Tuna

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
8.7mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
160m
Dial Color
Black
Jewels
28j
Frequency
28,800 bph
Power Reserve
53 hours
Year
1988

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