Seiko Cal. 0730 - 137

This Hand-Winding model from 1991 features a 42mm Titanium case. Powered by the 0730 caliber with 24j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-f774ac300455]

Also known as: Sumo, Rally

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

42mm

Case Thickness

14.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Green

Jewels

24j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1991

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