Seiko Cal. 5660 - 758

Released in 1991, the Cal. 5660 with design code 758 was part of Seiko's domestic market collection. Powered by the 5660 caliber with 17j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-ac9260696bce]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

34mm

Case Thickness

8.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Navy

Jewels

17j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1991

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