Seiko Cal. 4479 - 363

The Seiko 4479-363 represents an important milestone in Seiko's 1983 lineup. Powered by the 4479 caliber with 30j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-2a04bb4b3cd4]

Also known as: Sumo, Bullhead

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

14.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

120m

Dial Color

Green

Jewels

30j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1983

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