Seiko Cal. 6630 - 426

The 6630-426 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6630 caliber with 29j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-d5b47f5c370d]

Also known as: Rally, Crown

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

8.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

White

Jewels

29j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1998

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