Seiko Cal. 6657 - 116

The Seiko 6657-116 represents an important milestone in Seiko's 1973 lineup. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-37da33ed036a]

Also known as: Turtle, Samurai

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

36mm

Case Thickness

12.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

White

Jewels

20j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1973

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