Seiko Cal. 4477 - 740

The Seiko 4477-740 represents an important milestone in Seiko's 1982 lineup. Powered by the 4477 caliber with 20j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-6a1ec874e2ef]

Also known as: Rally, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

44mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Green

Jewels

20j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1982

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