Seiko Cal. 4550 - 736

The 4550-736 is a sought-after Automatic piece from Seiko's golden era. It features a Navy dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-fe1abab4c010]

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Navy

Jewels

29j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1972

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