Seiko Cal. 4540 - 313

This Spring Drive model from 1992 features a 38mm Titanium case. The Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-39cf630a9996]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

38mm

Case Thickness

8.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

170m

Dial Color

Silver

Jewels

25j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1992

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