Seiko Cal. 4475 - 277

The Seiko 4475-277 represents an important milestone in Seiko's 1981 lineup. Powered by the 4475 caliber with 31j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-3ab8d28c4f65]

Also known as: UFO, Emperor

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

41mm

Case Thickness

8.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

180m

Dial Color

Cream

Jewels

31j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1981

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