Seiko Cal. 4487 - 661

This Hand-Winding model from 1993 features a 44mm Titanium case. Powered by the 4487 caliber with 19j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-adff173fb97d]

Also known as: UFO, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

44mm

Case Thickness

10.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Champagne

Jewels

19j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1993

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