Seiko Cal. 5613 - 144

This Hand-Winding model from 1991 features a 39mm Hardlex-Coated Steel case. The Coin-Edge bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-788be0dd20af]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

11.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Cream

Jewels

27j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1991

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