Seiko Cal. 5687 - 550

This Hand-Winding model from 1987 features a 42mm Hardlex-Coated Steel case. Powered by the 5687 caliber with 25j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-176c69cff3aa]

Also known as: Goldfeather

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

15.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Navy

Jewels

25j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1987

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