Seiko Cal. 5665 - 870

The Seiko 5665-870 represents an important milestone in Seiko's 1988 lineup. The Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-0b7e2984d436]

Also known as: Bellmatic

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

13.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

20j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1988

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