Seiko Cal. 6128 - 640

Released in 1983, the Cal. 6128 with design code 640 was part of Seiko's domestic market collection. With its 20mm lug width and 10.3mm profile, it sits comfortably on most wrists. [seikata-wm-dde4da2756da]

Also known as: Sea Horse

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

39mm

Case Thickness

10.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

Green

Jewels

29j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1983

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