Seiko Cal. 4576 - 342

The Seiko 4576-342 represents an important milestone in Seiko's 1966 lineup. Powered by the 4576 caliber with 20j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-3fa7c5f12389]

Also known as: Sportsmatic

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

42mm

Case Thickness

14.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Silver

Jewels

20j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1966

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