Seiko Cal. 4451 - 398

This Hand-Winding model from 1977 features a 46mm PVD Black case. It features a Navy dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-9da5eb6e1668]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

46mm

Case Thickness

11.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

20j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1977

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