Seiko Cal. 5261 - 643

Seiko 5261-643

This Solar model from 1973 features a 43mm Hardlex-Coated Steel case. Powered by the 5261 caliber with 34j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-98face6240f5]

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
8.8mm
Lug Width
18mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
190m
Dial Color
Cream
Jewels
34j
Frequency
21,600 bph
Power Reserve
57 hours
Year
1973

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seikata-wm-98face6240f5