Seiko Cal. 6634 - 494

The 6634-494 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6634 caliber with 30j jewels beating at 21,600 bph, it delivers a 58 hours power reserve. [seikata-wm-683ce68fbac4]

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

14.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

30m

Dial Color

Green

Jewels

30j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1968

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