A vintage Cristal D'Arques Rubilux 'Gothic' champagne coupe or saucer in rich red crystal glass.
 
The Rubilux series, also referred to as Gothic, was made by J.G. Durand for 'Verrerie Cristallerie d'Arques' (now Arc Holding) in France in the 60/70s.
 
The hexagonal stem and foot are clear crystal glass, the top part is in ruby ​​red except for the arches (cut back to clear).
 
The glass is in excellent condition, no chips or cracks.
 
H: 11.0cm x W: 9.0cm