Seiko Cal. 7142 - 721

The Seiko 7142-721 represents an important milestone in Seiko's 1968 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 80m of water resistance. [seikata-wm-4d250367cdaa]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

13.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Champagne

Jewels

32j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1968

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