Seiko Cal. 7140 - 545

This Quartz model from 1981 features a 43mm Titanium case. The Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-a8dfcf265d44]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

43mm

Case Thickness

9.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

50m

Dial Color

Navy

Jewels

35j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1981

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