Seiko Cal. 6659 - 787

The Seiko 6659-787 represents an important milestone in Seiko's 1966 lineup. The Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-7910e1a134ab]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

12.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

Navy

Jewels

28j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1966

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