Seiko Cal. 5686 - 303

The Seiko 5686-303 represents an important milestone in Seiko's 1975 lineup. Powered by the 5686 caliber with 28j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-62f6255c9110]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

9.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

Navy

Jewels

28j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1975

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