Seiko Cal. 6661 - 761

The Seiko 6661-761 represents an important milestone in Seiko's 1967 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-c729af3ab1d6]

Also known as: Crown

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

13.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Champagne

Jewels

25j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1967

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