Seiko Cal. 5641 - 726

Seiko 5641-726

This Solar model from 1981 features a 39mm Gold-Plated case. Powered by the 5641 caliber with 18j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-a9458e2f9769]

Specifications

Movement
Solar
Case Material
Gold-Plated
Case Width
39mm
Case Thickness
13.2mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
60m
Dial Color
Silver
Jewels
18j
Frequency
28,800 bph
Power Reserve
56 hours
Year
1981

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seikata-wm-a9458e2f9769