Seiko Cal. 5650 - 657

The 5650-657 is a sought-after Hand-Winding piece from Seiko's golden era. With its 18mm lug width and 14.3mm profile, it sits comfortably on most wrists. [seikata-wm-569694be1569]

Also known as: Emperor

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

41mm

Case Thickness

14.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

80m

Dial Color

Black

Jewels

24j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1978

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