Seiko Cal. 4477 - 822

The Seiko 4477-822 represents an important milestone in Seiko's 1975 lineup. Powered by the 4477 caliber with 36j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-4b12c05653c2]

Also known as: Samurai, World Timer

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

38mm

Case Thickness

15.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Navy

Jewels

36j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1975

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