Seiko Cal. 5658 - 686

The Seiko 5658-686 represents an important milestone in Seiko's 1990 lineup. Powered by the 5658 caliber with 35j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-c2bf0acbcace]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

43mm

Case Thickness

14.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Silver

Jewels

35j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1990

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