Seiko Cal. 6631 - 801

The Seiko 6631-801 represents an important milestone in Seiko's 1990 lineup. It features a Black dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-23f334c9b9ac]

Also known as: Samurai

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

10.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Black

Jewels

26j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1990

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