Seiko Cal. 6646 - 872

The 6646-872 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6646 caliber with 21j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-be16c526f8f2]

Also known as: Monster, Sea Horse

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

10.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Burgundy

Jewels

21j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1991

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