Seiko Cal. 6661 - 407

This Hand-Winding model from 1967 features a 40mm Gold-Plated case. Powered by the 6661 caliber with 24j jewels beating at 21,600 bph, it delivers a 58 hours power reserve. [seikata-wm-71dd39c2dd3e]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

8.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Champagne

Jewels

24j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1967

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