Seiko Cal. 6636 - 581

Seiko 6636-581

This Solar model from 1995 features a 39mm Stainless Steel case. Powered by the 6636 caliber with 24j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-f81876dd6dfa]

Specifications

Movement
Solar
Case Material
Stainless Steel
Case Width
39mm
Case Thickness
12.6mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
30m
Dial Color
Blue Sunburst
Jewels
24j
Frequency
36,000 bph
Power Reserve
54 hours
Year
1995

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