Seiko Cal. 6631 - 844

The Seiko 6631-844 represents an important milestone in Seiko's 1995 lineup. It features a White dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-672a425f85bf]

Also known as: Tuna

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

15.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

200m

Dial Color

White

Jewels

28j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1995

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