Seiko Cal. 0797 - 640

Released in 1976, the Cal. 0797 with design code 640 was part of Seiko's domestic market collection. With its 22mm lug width and 11.5mm profile, it sits comfortably on most wrists. [seikata-wm-e138071bf3eb]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

11.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Green

Jewels

24j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1976

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