Seiko Cal. 0730 - 442

This Hand-Winding model from 1976 features a 38mm Stainless Steel case. Powered by the 0730 caliber with 30j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-c70fbaaacc69]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

14.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

60m

Dial Color

Burgundy

Jewels

30j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1976

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