1. Emeralds
(Gemstones/Colored Gemstones)

... word izmargad or the Sanskrit word, marakata, meaning "emerald" or "green". Properties Determining Value "A Gem of the Finest Water" Emerald, like all colored gemstones, is graded using four ...

2. Rubies
(Gemstones/Colored Gemstones)

... Latin for red. Other varieties of gem-quality corundum are called sapphires. The ruby is considered one of the four precious stones, together with the sapphire, the emerald and the diamond. Prices of ...

3. Sapphires
(Gemstones/Colored Gemstones)

... and iron substitutions in the aluminum oxide crystal lattice. Some stones are not well saturated and show tones of Grey. It is common practice to bake natural sapphires to improve or enhance color. This ...

4. Diamonds
(Gemstones/Diamonds)

... as gemstones since their use as religious icons in ancient India and usage in engraving tools also dates to early human history. Popularity of diamonds has risen since the 19th century because of increased ...

5. Yard
(Manufacturers/American Jewelers)

... Walt Disney’s Bugs Bunny, remains noteworthy. Constructed in platinum and encrusted with precious stones, the brooches in the collection feature a rabbit performing a variety of tasks: fishing, getting ...

6. Harry Winston
(Manufacturers/American Jewelers)

... gemstones— often pear or marquise cuts. Hardly any metal is visible, as the gemstones take center stage. In one Winston signature, marquise-shaped diamonds are clustered in a luxurious spray, creating ...

7. Pierre Vever
(Manufacturers/French Jewelers)

... also tended to use precious stones like diamonds and rubies to embellish their pieces rather than semi-precious and organic gemstones. The most famous of these guest designers was Eugène Grasset whose ...

8. Verdura
(Manufacturers/Italian Jewelers)

... Maltese cross as their emblem. It became one of his signature motifs. Rich colours, both in gold and gemstones, were also characteristic of his pieces. In 1934, Verdura moved to the United States, first ...

9. Van Cleef & Arpels
(Manufacturers/French Jewelers)

... thrived. Alfred had a keen eye for design. Charles was charming, an impeccable salesman. Julien’s business acumen was impressive, and he procured the finest diamonds and colored stones for VCA. In 1906, ...

10. Trabert, Hoeffer-Mauboussin
(Manufacturers/American Jewelers)

... jewels were fabricated from eighteen-karat yellow gold parts and featured semi-precious gemstones. The firm encouraged women to choose among the different design elements and gemstones to create unique ...

11. G. Paulding Farnham
(Manufacturers/American Jewelers)

... him with a fantastic array of colored stones including conch pearls, pink topaz, demantoid garnet, Mexican fire opals, Montana sapphires, and Arizonia turquoise. Despite Farnham’s success he was dethroned ...

12. George Frederick Kunz
(Gemstones/Important Gemologists)

... use of unusual colored stones. As Kunz recalled in an interview with the Saturday Post. In those early days, as I have said, no so-called fancy stones were on sale in any jewelry store in the country; ...

13. Tiffany and Company
(Manufacturers/American Jewelers)

... wore on, Tiffany became a trendsetter in its own right when George Frederick Kunz secured a steady supply of unusual gemstones for the firm’s jewelry: Montana sapphires, Mexican turquoise and fire opals, ...

14. Pierre Sterlé
(Manufacturers/French Jewelers)

... were typically embellished with a combination of precious and semi-precious gemstones. Some of them also featured “angel wire,” a mesh of sorts, which he created in 1957. During the 1960’s, he sold his ...

15. Seaman Shepps
(Manufacturers/American Jewelers)

... huge retro bangles with oodles of colored stones. His ideas were not new— jewelry of a similar scale and form had been around since the twenties. They were noteworthy, however, for the haphazard placement ...

16. Mauboussin
(Manufacturers/French Jewelers)

... stones. The firm’s important gem acquisitions include the 80-carat “Nassak” diamond, purchased from the Duke of Westminster in the early 1920’s. On October 1st of 1929, the firm opened a branch in ...

17. Louis Comfort Tiffany
(Manufacturers/American Jewelers)

... mythology (e.g., Medusa), and ancient history. Constructed in yellow gold, his pieces were often embellished with enamel and set with semi-precious gemstones like moonstone, tourmaline, and garnet. The ...

18. Liberty and Co.
(Manufacturers/English Jewelers)

... synonymous with the Arts and Crafts style. The jewels were mostly produced in silver and featured hand-hammered surfaces. Semi-precious stones like blister pearls and citrines, as well as brightly colored ...

19. Lalique
(Manufacturers/French Jewelers)

... women. The pieces were embellished with organic and unusual gemstones as well as gentle plique-à-jour enamelling. In 1900, critics at Paris’s Universal Exposition universally lauded his jewels, singling ...

20. J.E. Caldwell
(Manufacturers/American Jewelers)

... chased surfaces, unusual gemstones, as well as typical Nouveau motifs: curvaceous women, vines, garlands, flowers, and insects. In 1916, J.E. Caldwell relocated to a more fashionable and affluent part ...