Seiko Cal. 4475 - 937

The Seiko 4475-937 represents an important milestone in Seiko's 1977 lineup. Powered by the 4475 caliber with 31j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-5109f9eb03bd]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

43mm

Case Thickness

13.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Champagne

Jewels

31j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1977

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