Seiko Cal. 6671 - 516

This Hand-Winding model from 1984 features a 42mm Titanium case. Powered by the 6671 caliber with 35j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-3fb4da096b4e]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

42mm

Case Thickness

9.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

Black

Jewels

35j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1984

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