Seiko Cal. 6157 - 348

This Hand-Winding model from 1973 features a 34mm Stainless Steel case. Powered by the 6157 caliber with 34j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-ae12589d8bcb]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

12.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

30m

Dial Color

White

Jewels

34j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1973

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