This pair of adjustable sapphire and rock crystal earrings by Lacloche Freres is a vintage piece from the 1930s. Crafted in 18kt yellow gold, these earrings with clip backings can also be adjusted to function as dress clips. Each earring measures 20 x 10 mm and weighs approximately 13 grams. The combination of sapphire and rock crystal adds an elegant touch to this versatile accessory.