Seiko Cal. 5687 - 279

Released in 1975, the Cal. 5687 with design code 279 was part of Seiko's domestic market collection. Powered by the 5687 caliber with 35j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-ababdc19624f]

Also known as: UFO, Emperor

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

13.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Green

Jewels

35j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1975

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