Seiko Cal. 7087 - 492

The Seiko 7087-492 represents an important milestone in Seiko's 1978 lineup. Powered by the 7087 caliber with 21j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-bf4884ba6e5f]

Also known as: Bullhead, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

8.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

21j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1978

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