Seiko Cal. 6661 - 788

The Seiko 6661-788 represents an important milestone in Seiko's 1969 lineup. It features a Burgundy dial protected by a Acrylic crystal and offers 120m of water resistance. [seikata-wm-2cbbfcba897b]

Also known as: Turtle, Arnie

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

120m

Dial Color

Burgundy

Jewels

22j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1969

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