Seiko Cal. 5285 - 207

The Seiko 5285-207 represents an important milestone in Seiko's 1976 lineup. Powered by the 5285 caliber with 31j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-e79fff3990a1]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

36mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Cream

Jewels

31j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1976

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