Seiko Cal. 6311 - 538

This Quartz model from 1979 features a 37mm Two-Tone case. It features a Champagne dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-eb70407e5c79]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

37mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Champagne

Jewels

34j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1979

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