Seiko Cal. 4476 - 445

The Seiko 4476-445 represents an important milestone in Seiko's 1987 lineup. Powered by the 4476 caliber with 22j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-454ab3a4ad98]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

13.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Burgundy

Jewels

22j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1987

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