Seiko Cal. 5652 - 636

The 5652-636 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5652 caliber with 35j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-f2a9fe897167]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

14.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Green

Jewels

35j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1967

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