Seiko Cal. 6331 - 784

The 6331-784 is a sought-after Solar piece from Seiko's golden era. Powered by the 6331 caliber with 27j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-7ff4ef0da955]

Also known as: Monster, Shogun

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

39mm

Case Thickness

10.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

White

Jewels

27j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1993

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