Seiko Cal. 5646 - 610

The 5646-610 is a sought-after Solar piece from Seiko's golden era. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-c5cdedf9be50]

Also known as: Crown

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

36mm

Case Thickness

14.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

200m

Dial Color

White

Jewels

20j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1974

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