Seiko Cal. 0723 - 142

The Seiko 0723-142 represents an important milestone in Seiko's 1978 lineup. Powered by the 0723 caliber with 32j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-aef7d7552313]

Also known as: Helmet, Silverwave

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

80m

Dial Color

Black

Jewels

32j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1978

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