Seiko Cal. 6651 - 631

This Hand-Winding model from 1987 features a 46mm Hardlex-Coated Steel case. With its 22mm lug width and 12.2mm profile, it sits comfortably on most wrists. [seikata-wm-85ee22ae1ce7]

Also known as: Turtle, Navigator

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

12.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Burgundy

Jewels

28j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1987

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