Seiko Cal. 6650 - 681

The Seiko 6650-681 represents an important milestone in Seiko's 1993 lineup. Powered by the 6650 caliber with 26j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-7a7939b46f40]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Cream

Jewels

26j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1993

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