Seiko Cal. 4424 - 307

The 4424-307 is a sought-after Solar piece from Seiko's golden era. Powered by the 4424 caliber with 35j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-8d19c5c542c0]

Also known as: Turtle, UFO

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

34mm

Case Thickness

13.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Green

Jewels

35j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1966

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