S.T. Dupont Line D Firehead Guilloche Rollerball - AmethystS. T. Dupont is renowned worldwide for crafting exceptional writing instruments of superior quality and design. The new Fire head guilloche is no exception and demonstrates one of S. T. Duponts oldest and most treasured crafting techniques 'guilloche under lacquer'. 'Fire head' Guilloche S. T. Duponts iconic Fire head guilloche pays tribute to the much celebrated Louvre museum in Paris, France, famed for its glass pyramid entrance, which serves as the