Seiko Cal. 4550 - 704

This Hand-Winding model from 1968 features a 37mm PVD Black case. It features a Cream dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-a3af1e54968b]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

13.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Cream

Jewels

24j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1968

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