Seiko Cal. 4480 - 787

The Seiko 4480-787 represents an important milestone in Seiko's 1986 lineup. Powered by the 4480 caliber with 33j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-62cb38bec7fe]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

42mm

Case Thickness

13.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Navy

Jewels

33j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1986

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