Seiko Cal. 6157 - 510

This Hand-Winding model from 1966 features a 36mm Stainless Steel case. Powered by the 6157 caliber with 25j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-713715040c0f]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

10.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Burgundy

Jewels

25j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1966

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