Seiko Cal. 7078 - 435

This Spring Drive model from 1970 features a 37mm Two-Tone case. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-183b599e50dc]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Black

Jewels

22j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1970

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