Seiko Cal. 5665 - 810

Released in 1989, the Cal. 5665 with design code 810 was part of Seiko's domestic market collection. The Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-4c9fc443cb20]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

14.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

50m

Dial Color

Cream

Jewels

22j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1989

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