Seiko Cal. 4456 - 877

This Hand-Winding model from 1991 features a 39mm Titanium case. It features a Navy dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-60ccd46c3c7e]

Also known as: UFO, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

Navy

Jewels

21j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1991

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