Seiko Cal. 5646 - 463

The 5646-463 is a sought-after Hand-Winding piece from Seiko's golden era. The Fixed bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-1342350ab235]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

11.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1977

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