Seiko Cal. 0712 - 615

Released in 1978, the Cal. 0712 with design code 615 was part of Seiko's domestic market collection. With its 18mm lug width and 8.3mm profile, it sits comfortably on most wrists. [seikata-wm-e488ed803de3]

Also known as: Sumo, Silverwave

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

39mm

Case Thickness

8.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

190m

Dial Color

Cream

Jewels

19j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1978

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