Seiko Cal. 7137 - 774

This Spring Drive model from 1998 features a 45mm Stainless Steel case. It features a Cream dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-6a6cc8f98239]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

14.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Cream

Jewels

18j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1998

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