Seiko Cal. 6634 - 128

The Seiko 6634-128 represents an important milestone in Seiko's 1968 lineup. It features a White dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-6d3500f0a3f4]

Also known as: Navigator

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

11.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

White

Jewels

28j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1968

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