Seiko Cal. 4551 - 363

This Automatic model from 1976 features a 38mm PVD Black case. It features a Green dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-880d507846d5]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

38mm

Case Thickness

12.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Green

Jewels

33j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1976

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