Seiko Cal. 6331 - 809

Seiko 6331-809

The 6331-809 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6331 caliber with 29j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-e785da096456]

Also known as: Arnie

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
46mm
Case Thickness
13.4mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
190m
Dial Color
Black
Jewels
29j
Frequency
36,000 bph
Power Reserve
59 hours
Year
1967

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seikata-wm-e785da096456