Seiko Cal. 5646 - 972

This Quartz model from 1985 features a 38mm Hardlex-Coated Steel case. Powered by the 5646 caliber with 29j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-69d31a05ae69]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

8.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

70m

Dial Color

White

Jewels

29j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1985

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