Filtered by:
- Category
- List
- Grid
A subscription to the Price Guide is required to view results for auctions ten days or older. Click here for more information
A pair of finely carved ametrine (a natural mix of amethyst and citrine) obelisks from Bolivia, both showing amethyst in the lower half and citrin...
A group of five bright, oval-faceted amethysts. From the historic ‘Victorian Museum’ collection of Gregory, Bottley & Lloyd (Gregory's); formerly ...
Oligocene Period, 45 million years BP. A group of five pieces of Baltic amber each containing an insect and other inclusions. From the collection ...
Oligocene Period, 45 million years BP. A clear piece of Baltic amber containing an insect and other inclusions. From the collection of the palaeon...
Oligocene Period, 45 million years BP. A group of five pieces of Baltic amber each containing flies and other inclusions. From the collection of t...
Oligocene Period, 45 million years BP. A group of ten pieces of Baltic amber each containing flies and other inclusions. From the collection of th...