Seiko Cal. 5687 - 455

Released in 1989, the Cal. 5687 with design code 455 was part of Seiko's domestic market collection. Powered by the 5687 caliber with 25j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-142a3e8a9fa9]

Also known as: UFO, World Timer

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

100m

Dial Color

Cream

Jewels

25j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1989

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