Seiko Cal. 4477 - 436

The Seiko 4477-436 represents an important milestone in Seiko's 1984 lineup. Powered by the 4477 caliber with 29j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-0c4d28c71c20]

Also known as: Sumo, Flighty

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

40mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Burgundy

Jewels

29j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1984

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