Seiko Cal. 6331 - 240

Seiko 6331-240

The 6331-240 is a sought-after Quartz piece from Seiko's golden era. With its 22mm lug width and 8.0mm profile, it sits comfortably on most wrists. [seikata-wm-8c0d3819878a]

Also known as: Samurai, Helmet

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
39mm
Case Thickness
8.0mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
70m
Dial Color
Cream
Jewels
29j
Frequency
28,800 bph
Power Reserve
65 hours
Year
1971

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seikata-wm-8c0d3819878a