Seiko Cal. 0777 - 922

This Spring Drive model from 1996 features a 37mm Stainless Steel case. Powered by the 0777 caliber with 20j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-baf2fdcb476b]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

13.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

Burgundy

Jewels

20j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1996

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