Seiko Cal. 4487 - 372

The Seiko 4487-372 represents an important milestone in Seiko's 1975 lineup. Powered by the 4487 caliber with 34j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-de0176e454c0]

Also known as: UFO

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

46mm

Case Thickness

10.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Cream

Jewels

34j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1975

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