Seiko Cal. 6630 - 835

The 6630-835 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6630 caliber with 22j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-f589cd597c0e]

Also known as: Pogue

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

15.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Black

Jewels

22j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1974

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