Diabolo de Cartier ballpoint pen ST180003 black | eBay
Cartier Louis Black & Gold Rollerball Pen - Preowned – Truphae
CARTIER ST180001 DIABOLO BLACK COMPOSITE WITH GOLD PLATED TRIM ROLLER BALL PEN ! | eBay
CROP000101 - Rollerball pen refill, blue ink - For Santos-Dumont, R de Cartier, Diabolo, Santos de Cartier large model, Art Déco, Louis Cartier and Trinity