Seiko Cal. 6631 - 308

The 6631-308 is a sought-after Kinetic piece from Seiko's golden era. With its 21mm lug width and 9.7mm profile, it sits comfortably on most wrists. [seikata-wm-46e559321329]

Also known as: Pogue, Bellmatic

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

9.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Cream

Jewels

30j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1967

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