Seiko Cal. 6140 - 371

This Solar model from 1979 features a 40mm Titanium case. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-ea012ff128fc]

Also known as: Sumo, Rally

Specifications

Movement

Solar

Case Material

Titanium

Case Width

40mm

Case Thickness

12.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Navy

Jewels

22j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1979

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