Seiko Cal. 4542 - 152

The Seiko 4542-152 represents an important milestone in Seiko's 1971 lineup. Powered by the 4542 caliber with 25j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-197b4f5fa71f]

Also known as: Pogue, Sportsmatic

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

15.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Green

Jewels

25j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1971

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