Seiko Cal. 4480 - 915

The Seiko 4480-915 represents an important milestone in Seiko's 1988 lineup. Powered by the 4480 caliber with 35j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-d608ec755cc6]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

10.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

White

Jewels

35j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1988

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