Seiko Cal. 6611 - 187

The Seiko 6611-187 represents an important milestone in Seiko's 1971 lineup. Powered by the 6611 caliber with 19j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-2d6844bb8976]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

9.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

130m

Dial Color

Green

Jewels

19j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1971

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