Seiko Cal. 6157 - 617

The Seiko 6157-617 represents an important milestone in Seiko's 1971 lineup. With its 19mm lug width and 13.5mm profile, it sits comfortably on most wrists. [seikata-wm-e63df82fc42b]

Also known as: Sumo, Rally

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

13.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Black

Jewels

36j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1971

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