Seiko Cal. 6657 - 861

The Seiko 6657-861 represents an important milestone in Seiko's 1995 lineup. With its 21mm lug width and 11.7mm profile, it sits comfortably on most wrists. [seikata-wm-1e17e853162e]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

11.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Champagne

Jewels

29j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1995

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