Seiko Cal. 6155 - 858

This Hand-Winding model from 1972 features a 42mm Stainless Steel case. The Coin-Edge bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-312cf8489329]

Also known as: Tuna, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

11.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

White

Jewels

31j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1972

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