Seiko Cal. 6331 - 133

The 6331-133 is a sought-after Hand-Winding piece from Seiko's golden era. With its 21mm lug width and 14.1mm profile, it sits comfortably on most wrists. [seikata-wm-a1ca0611bc33]

Also known as: Pogue, World Timer

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

14.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Black

Jewels

22j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1978

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