Seiko Cal. 7140 - 128

This Spring Drive model from 1990 features a 34mm Titanium case. With its 18mm lug width and 11.4mm profile, it sits comfortably on most wrists. [seikata-wm-0fc0c87ae013]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

34mm

Case Thickness

11.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1990

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