Seiko Cal. 4564 - 310

The 4564-310 is a sought-after Automatic piece from Seiko's golden era. The Bidirectional bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-2b05dd622fa6]

Also known as: Helmet, Crown

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

12.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Cream

Jewels

20j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1965

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