Boucheron - Distinctive textures played out in the Boucheron Quatre collection highlight the expert craftsmanship of the Parisian brand's master gold sculptors. Crafted with smooth and scalloped bands of 18-karat yellow, white and rose gold which frame 33 sparkling round 0.25-carat diamonds and brown PVD, the Classique ring reflects the clean lines of architecture. As a contemporary statement, this ornate piece will stand out among cherished fine jewellery.