Seiko Cal. 3817 - 524

The 3817-524 is a sought-after Hand-Winding piece from Seiko's golden era. The Coin-Edge bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-2bd77be2b4ef]

Also known as: Turtle, UFO

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

8.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Black

Jewels

22j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1972

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