Four Sapphire Sensations That Give New Meaning To Transparency

For decades, sapphire crystal was mainly used to cover the front, and in many cases also the back, of watches. Its high scratch resistance made it the perfect material for that. While not too difficult to process into small discs to protect the dial, crafting an entire watch case and more out of it, it an entirely different ball game. There the advantages that the material offers become a challenge. However, this hasn't stopped a few brands from going for full transparency and create breathtaking sapphire sensations.