Seiko Cal. 6637 - 973

The Seiko 6637-973 represents an important milestone in Seiko's 1998 lineup. It features a White dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-91934db16e7b]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

130m

Dial Color

White

Jewels

26j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1998

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