Seiko Cal. 5681 - 331

This Hand-Winding model from 1989 features a 36mm PVD Black case. It features a White dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-ae94378e675b]

Also known as: Turtle

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

36mm

Case Thickness

14.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

White

Jewels

36j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1989

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