Seiko Cal. 5287 - 447

Released in 1968, the Cal. 5287 with design code 447 was part of Seiko's domestic market collection. It features a Green dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-c78ffdfe1fac]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

9.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Green

Jewels

24j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1968

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