Seiko Cal. 5630 - 110

Seiko 5630-110

The Seiko 5630-110 represents an important milestone in Seiko's 1971 lineup. Powered by the 5630 caliber with 28j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-5717143e5e4e]

Also known as: Helmet, Sea Horse

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
39mm
Case Thickness
10.3mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
170m
Dial Color
Navy
Jewels
28j
Frequency
36,000 bph
Power Reserve
57 hours
Year
1971

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seikata-wm-5717143e5e4e