Seiko Cal. 0721 - 828

Seiko 0721-828

This Solar model from 1966 features a 39mm Stainless Steel case. Powered by the 0721 caliber with 35j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-c5be669df67d]

Specifications

Movement
Solar
Case Material
Stainless Steel
Case Width
39mm
Case Thickness
12.2mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
160m
Dial Color
Cream
Jewels
35j
Frequency
21,600 bph
Power Reserve
67 hours
Year
1966

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