Seiko Cal. 5680 - 903

The 5680-903 is a sought-after Hand-Winding piece from Seiko's golden era. With its 21mm lug width and 10.8mm profile, it sits comfortably on most wrists. [seikata-wm-978eb0014375]

Also known as: Samurai, Monster

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Navy

Jewels

20j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1971

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