Seiko Cal. 6630 - 384

The Seiko 6630-384 represents an important milestone in Seiko's 1971 lineup. Powered by the 6630 caliber with 25j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-c03f5424475a]

Also known as: Emperor, Flighty

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

12.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Green

Jewels

25j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1971

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