Seiko Cal. 6635 - 594

The 6635-594 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6635 caliber with 24j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-aa1444c536c8]

Also known as: Turtle, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

9.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Black

Jewels

24j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1966

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