Seiko Cal. 4550 - 138

The Seiko 4550-138 represents an important milestone in Seiko's 1967 lineup. It features a Cream dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-518969f1febb]

Also known as: Samurai

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

38mm

Case Thickness

15.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Cream

Jewels

33j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1967

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