Seiko Cal. 4465 - 731

This Hand-Winding model from 1984 features a 39mm Titanium case. Powered by the 4465 caliber with 21j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-5d5ec0392c04]

Also known as: UFO, Arnie

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

10.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

80m

Dial Color

Navy

Jewels

21j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1984

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