Seiko Cal. 6630 - 763

The Seiko 6630-763 represents an important milestone in Seiko's 1999 lineup. Powered by the 6630 caliber with 21j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-6cbcc2eaf376]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

15.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Black

Jewels

21j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1999

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