Hublot Big Bang Tourbillon Automatic Yellow Neon Saxem: Reflections of a Laser Physicist on ‘Saxem’
In early 2023, Hublot introduced the Big Bang Tourbillon Automatic Yellow Neon Saxem, featuring a case made of a mysterious and rather impressive-looking crystal called Saxem. It looked like an addition to the brand’s extensive line of sapphire watches. But as a retired laser physicist, I wondered: what material was behind that name? Perhaps a special kind of synthetic sapphire?