Seiko Cal. 6631 - 140

This Quartz model from 1991 features a 37mm Titanium case. It features a Blue Sunburst dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-2317d535cabb]

Also known as: Pogue

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

37mm

Case Thickness

13.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1991

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