Seiko Cal. 0780 - 873

The 0780-873 is a sought-after Hand-Winding piece from Seiko's golden era. The Fixed bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-17be0334dffb]

Also known as: Sumo, Crown

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

41mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

Navy

Jewels

36j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1965

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