Seiko Cal. 5666 - 707

Released in 1966, the Cal. 5666 with design code 707 was part of Seiko's domestic market collection. It features a Cream dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-9b4aabc89bac]

Also known as: Arnie

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

8.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Cream

Jewels

24j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1966

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