Seiko Cal. 6610 - 771

The Seiko 6610-771 represents an important milestone in Seiko's 1978 lineup. Powered by the 6610 caliber with 17j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-3a93685c05f4]

Also known as: Monster, Arnie

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

14.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

17j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1978

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