Tiffany & Co. Blue Book Wave Green and Blue Cuprian Elbaite Tourmaline Necklace Tiffany & Co. The ... “It’s like a Cashmere sapphire or Ceylon sapphire.” The Mozambique tourmalines were ...

Chief artistic officer of jewelry and high jewelry Nathalie Verdeille's latest high jewelry collection themed around marine life is connected to the legacy of Jean Schlumberger.

For its 2025 Blue Book high jewelry collection ... the value goes through the roof," says Tiffany's longtime chief gemologist, Victoria Reynolds, at The Landmark yesterday. "It's like a Cashmere ...