Seiko Cal. 6157 - 641

The Seiko 6157-641 represents an important milestone in Seiko's 1975 lineup. With its 22mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-7fc9fba9cca4]

Also known as: Panda, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

8.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

White

Jewels

22j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1975

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