Seiko Cal. 4513 - 509

The 4513-509 is a sought-after Spring Drive piece from Seiko's golden era. The Inner Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-dd23bba0a5c7]

Also known as: Turtle

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

White

Jewels

20j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1970

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