Seiko Cal. 6330 - 831

The 6330-831 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6330 caliber with 22j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-f53d752f9af5]

Also known as: Sumo, Bellmatic

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

35mm

Case Thickness

9.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Burgundy

Jewels

22j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1980

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