Seiko Cal. 4451 - 664

The Seiko 4451-664 represents an important milestone in Seiko's 1967 lineup. It features a Black dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-409c979f05a3]

Also known as: Silverwave

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

12.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

Black

Jewels

26j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1967

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