Seiko Cal. 5670 - 743

This Hand-Winding model from 1989 features a 37mm Titanium case. Powered by the 5670 caliber with 35j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-58c5017a6c67]

Also known as: Monster, Sumo

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

14.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Navy

Jewels

35j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1989

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