The Emerald Tablet. The Philosopher’s Stone. The Elixir of Life. All trace back to a single being — Thoth — and a single civilization lost to time: Atlantis. This isn’t just ancient myth. It’s a coded ...

Emerald cut engagement rings are usually considered one of the most elegant of diamond shapes. After all, it is the stone on Grace Kelly’s engagement ring given to her by Prince Rainier of Monaco.