Seiko Cal. 4480 - 737

This Spring Drive model from 1999 features a 37mm Two-Tone case. Powered by the 4480 caliber with 22j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-384fc35f1f49]

Also known as: Goldfeather, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Black

Jewels

22j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1999

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