Seiko Cal. 5285 - 587

Seiko 5285-587

The Seiko 5285-587 represents an important milestone in Seiko's 1991 lineup. Powered by the 5285 caliber with 27j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-117cd3b5c202]

Also known as: Helmet, Sportsmatic

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
39mm
Case Thickness
15.3mm
Lug Width
21mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
120m
Dial Color
Green
Jewels
27j
Frequency
21,600 bph
Power Reserve
56 hours
Year
1991

Related Models

seikata-wm-117cd3b5c202