Seiko Cal. 6663 - 793

This Hand-Winding model from 1979 features a 40mm Gold-Plated case. It features a Burgundy dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-e8905c415dfb]

Also known as: Baby Tuna, Arnie

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

180m

Dial Color

Burgundy

Jewels

32j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1979

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