Seiko Cal. 6630 - 950

The Seiko 6630-950 represents an important milestone in Seiko's 1999 lineup. Powered by the 6630 caliber with 25j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-31adb1dc57f3]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

14.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Silver

Jewels

25j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1999

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