Seiko Cal. 6120 - 887

The Seiko 6120-887 represents an important milestone in Seiko's 1975 lineup. Powered by the 6120 caliber with 33j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-7d5a6e564c7f]

Also known as: Bullhead, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

170m

Dial Color

Black

Jewels

33j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1975

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