Seiko Cal. 4551 - 915

The Seiko 4551-915 represents an important milestone in Seiko's 1966 lineup. It features a Green dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-d26b74a9b20c]

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

38mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

50m

Dial Color

Green

Jewels

34j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1966

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