Seiko Cal. 6120 - 787

The Seiko 6120-787 represents an important milestone in Seiko's 1982 lineup. Powered by the 6120 caliber with 33j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-ca5f39463848]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

8.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

White

Jewels

33j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1982

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