Seiko Cal. 6672 - 137

This Hand-Winding model from 1981 features a 46mm Hardlex-Coated Steel case. Powered by the 6672 caliber with 30j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-cf3caac77e75]

Also known as: Helmet, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

12.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

110m

Dial Color

Silver

Jewels

30j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1981

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