Seiko Cal. 0722 - 763

This Spring Drive model from 1989 features a 42mm Hardlex-Coated Steel case. It features a White dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-e57cccf19f94]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

9.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

White

Jewels

31j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1989

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