Ballon Bleu
42mm stainless steel case, 13mm thick, 18K pink gold crown set with a synthetic cabochon-shaped...
42 mm steel case, 13 mm thick, fluted crown set with a cabochon synthetic spinel,...
42.1mm stainless steel case, 13mm thick, fluted 18K yellow gold crown set with a synthetic...
Medium size (36.6mm) stainless steel case, 18K pink gold fluted crown with a blue synthetic...