Seiko Cal. 4576 - 863

The Seiko 4576-863 represents an important milestone in Seiko's 1965 lineup. Powered by the 4576 caliber with 18j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-54424cbae196]

Also known as: Tuna, Emperor

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

9.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Green

Jewels

18j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1965

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