Seiko Cal. 4496 - 481

This Spring Drive model from 1980 features a 36mm PVD Black case. Powered by the 4496 caliber with 17j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-f34664b667cf]

Also known as: Bellmatic, World Timer

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

14.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

80m

Dial Color

Navy

Jewels

17j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1980

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