Seiko Cal. 0771 - 447

The 0771-447 is a sought-after Hand-Winding piece from Seiko's golden era. With its 21mm lug width and 10.9mm profile, it sits comfortably on most wrists. [seikata-wm-dc74d38321ab]

Also known as: Sumo, Arnie

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Cream

Jewels

20j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1985

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