Index – Antique Jewelry University

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16th Century Plate - Lapidus.

A Brief History of Gemstone Writings

Antique Cushion Cut Diamond Ring.

A History of Diamond Cutting

Danish Sterling Silver Flower Bracelet.

A History of Silver in Jewelry

Close-Up of À jour (Brooch Reverse).

À jour

Tiffany & Co. Miniature Perfumer in 14K Yellow Gold, c.1970s.

Accessoire

Collection of Romano-British Era Bone and Silver Hairpins (Acus Crinalis). © The Trustees of the British Museum.

Acus

6.79 Carat French-Cut Diamond, Angled View.

Adamantine Luster

Castellani Mark with Addorsed C's. c.1880. Image Courtesy of Wartski.

Addorsed

Raymond Yard Retro Moonstone and Sapphire Jewelry Suite.

Adularescence

Late Victorian Belt Buckle.

Aesthetic Period: 1885-1901

Banded Agate and Seed Pearl Victorian Brooch.

Agate

Lapis Lazuli Aggregate.

Aggregate

A Contemporary Shot of the Agra Diamond.

Agra Diamond

Agraffe Cloak Clasp.© Victoria and Albert Museum, London.

Agraffe

Natural Pearl and Diamond Aigrette.

Aigrette

Painting from 1567 Depicting a Lady Wearing a Dress Covered in Aiguilettes.

Aiguillette

AJU Videos

Shah Jahan ca. 1620

Akbar Shah Diamond

Alabaster carving on onyx background

Alabaster

Victorian Gold Nugget Watch Chain.

Albert Chain

Alexandrite and Diamond Ring

Alexandrite

Synthetic Alexandrite-Like Sapphire and Enamel Art Deco Ring.

Alexandrite-Like

This Sapphire Would Be Colorless if it Didn't Contain Iron and Titanium Ion Impurities. Gemstones which Derive their Color from Impurities .are Allochromatic.

Allochromatic

The Colors of Silver, Copper and Gold Alloys in Relation to their Composition.

Alloy

Alluvial Fan

Alluvial

Alma Chain

Winter Egg for Dowager Empress Maria Feodorovna, Easter 1913. Alma Pihl, Designer for Fabergé

Alma Pihl

Almandine Garnet Ring.

Almandine

Amatory Jewels

Wild Strawberry Brooch with Amazonite Leaves.

Amazonite

Art Deco Amber Teardrop Earrings. Signed Day, Clark & Co.

Amber

Garnet Earrings.

American Jewelry: Part I

Pair of Seed Pearl Earrings.

American Jewelry: Part II

Earrings and Brooch with Gold-in-Quartz Plaques, a Style Popularized by the California Gold Rush.

American Jewelry: Part III

Art Nouveau Griffin Brooch.

American Jewelry: Part IV

Edwardian Amethyst and Diamond Brooch.

Amethyst

Faceted Ametrine.

Ametrine

Amorphous vs Crystalline Structure

Amorphous

5 Egyptian Blue Glaze Amuletic Figures, c.664-525 BC. Photo Courtesy of Sotheby's.

Amulet

Anchor Link Chain with Padlock Clasp.

Anchor Chain

Mycenaean Gold Earrings c. 13th Century B.C. Photo Courtesy of Christie's.

Ancient Jewelry

Andalusite var. Chiastolite.

Andalusite

Antique Demantoid Garnet Earrings.

Andradite

Anklet with Alternating Diamond-Set Rosettes and Gem-Set Hinged Lockets (or Caskets), Engraved Designs on the Interior, Calcutta. Image Courtesy of the Victoria & Albert Museum Collection.

Anklet

Annealing

French-Cut Ruby and Platinum Engraved Eternity Band.

Anniversary Gifts

Anodized Metal Parts.

Anodized

Antique St. Esprit with Olive Branch Diamond Pendant.

Antique

Georgian Five Stone Diamond Engagement Ring with Mine-Cut Diamonds.

Antique Diamonds

Antique Finish

Faceted Apatite.

Apatite

Victorian Silver Locket with Gold Floral Appliqué and Oxidized Finish.

Appliqué

Touchstone Being Used for Gold Testing.

Aqua Regia

Diamond and Aquamarine Day and Night Earrings.

Aquamarine

Victorian Locket with Arabesque Engraved Design.

Arabesque

Aragonite Specimen.

Aragonite

Castellani Victorian Etruscan Revival Disk Form Earrings with Granulation and Wirework Decoration.

Archaeological Revival

The Archduke Joseph Diamond

Archduke Joseph Diamond

Arcot Diamonds Set in a Brooch.

Arcots

Victorian Era Armlet. Photo Courtesy of Sotheby's.

Armlet

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