Seiko Cal. 7121 - 138

This Automatic model from 1980 features a 42mm Hardlex-Coated Steel case. It features a Silver dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-21a477123adb]

Also known as: Sportsmatic, Sea Horse

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Silver

Jewels

28j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1980

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