Seiko Cal. 6657 - 505

The Seiko 6657-505 represents an important milestone in Seiko's 1996 lineup. With its 19mm lug width and 10.6mm profile, it sits comfortably on most wrists. [seikata-wm-a8f18ce86657]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

10.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

120m

Dial Color

Green

Jewels

19j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1996

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