Glossary of Terms

Antique & Vintage Jewellery Glossary

A Comprehensive Collector’s Reference

Understanding the language of antique and vintage jewellery is key to recognising quality, craftsmanship, and historical significance. This glossary brings together essential terms spanning materials, techniques, periods, and forms—designed to support both collectors and the curious.

A

Acrostic Jewellery

Jewellery where the first letters of gemstones spell a word (e.g. REGARD: Ruby, Emerald, Garnet, Amethyst, Ruby, Diamond).

Aigrette

A hair ornament or brooch resembling a feather plume, popular in the 18th and 19th centuries.

Alexandrite

A rare gemstone known for colour change—green in daylight, red under artificial light.

Alloy

A mixture of metals used to improve strength, durability, or colour.

Amethyst

A purple variety of quartz, widely used in Georgian and Victorian jewellery.

Antique Jewellery

Jewellery over 100 years old.

Art Deco Jewellery

1920s–30s jewellery with geometric, symmetrical designs.

Art Nouveau Jewellery

Late 19th-century jewellery with flowing, nature-inspired forms.

Assay Office

An institution that tests and hallmarks precious metals.

Assay Mark

A stamp verifying metal purity.

B

Baguette Cut

Rectangular step-cut gemstone.

Bail

The loop that attaches a pendant to a chain.

Bar Brooch

A straight, horizontal brooch popular in the Edwardian era.

Baroque Pearl

An irregularly shaped pearl.

Bead Setting

Small beads of metal secure a gemstone in place.

Bezel Setting

A metal rim surrounds a gemstone.

Blackamoor

Jewellery featuring stylised figures, often carved and set with gemstones.

Book Chain

Victorian chain with flat, rectangular links.

Box Clasp

A clasp where a tab fits into a decorative box mechanism.

Briolette Cut

A teardrop-shaped gemstone with triangular facets.

C

Cabochon

A polished, unfaceted gemstone.

Cameo

A carved relief image, often in shell.

Cannetille

Fine gold wirework decoration.

Carat (Gemstone Weight)

0.2 grams per carat.

Carat (Gold Purity)

Measure of gold purity (e.g. 18K).

Cartouche

A decorative frame or panel for inscriptions.

Chain Maille

Interlinked metal rings forming flexible jewellery.

Champlevé Enamel

Enamel applied into recessed areas.

Chandelier Earrings

Multi-tiered drop earrings.

Chatelaine

A decorative chain worn at the waist holding tools or accessories.

Chasing

Surface decoration hammered into metal.

Citrine

Yellow quartz gemstone.

Claw Setting

Prongs hold a gemstone.

Closed-Back Setting

Gemstone backed with metal.

Cluster Ring

A central stone surrounded by smaller stones.

Collet Setting

Early closed-back gemstone setting.

Costume Jewellery

Jewellery made from non-precious materials.

Curb Chain

Flattened interlocking links.

D

Demi-Parure

A partial jewellery set.

Diamond Paste

Glass imitation diamonds.

Dog Clip Clasp

Spring-loaded clasp shaped like a dog clip.

Dormeuse Earrings

Comfortable drop earrings designed for sleeping.

Doublet

A gemstone made of two fused layers.

D

Edwardian Jewellery

Delicate platinum jewellery (c.1901–1915).

Electroplating

Applying metal coating via electricity.

Enamel

Fused glass decoration on metal.

Engraving

Cutting designs into metal.

Estate Jewellery

Previously owned jewellery.

Etruscan Revival

19th-century style inspired by ancient Etruscan designs.

F

Facet

Flat surface on a cut gemstone.

Faience

Glazed ceramic material.

Fede Ring

Hands clasping motif symbolising love.

Filigree

Delicate metal wirework.

Foil-Backed Gemstone

Foil enhances gemstone brilliance.

French Jet

Black glass used in mourning jewellery.

G

Gallery (Ring)

Decorative side structure beneath a gemstone.

Garnet

Deep red gemstone common in Victorian jewellery.

Georgian Jewellery

1714–1837, handcrafted pieces.

Gilding

Applying a thin gold layer.

Girandole Earrings

Three-drop earrings.

Gold-Filled

Thick gold layer bonded to base metal.

Granulation

Tiny gold beads fused onto a surface.

Guilloché Enamel

Engine-turned patterns under enamel.

H

Hair Jewellery

Jewellery incorporating human hair.

Hallmarks

Official metal stamps.

Halo Setting

Central stone surrounded by smaller stones.

Hardstone

Semi-precious carved stone.

I

Inclusion

Internal flaw in a gemstone.

Intaglio

Carved gemstone design engraved inward.

J

Japanning

Black lacquer finish.

Jet

Fossilised wood used in mourning jewellery.

K

Karats (K)

Gold purity scale.

L

Labradorite

Gemstone with iridescent effect.

Lavalier Necklace

Pendant necklace style.

Locket

Hinged pendant for keepsakes.

Lost Wax Casting

Casting technique using wax models.

M

Marcasite

Iron pyrite used decoratively.

Micro-Mosaic

Tiny glass tesserae forming images.

Milgrain

Beaded edge detail.

Mine Cut Diamond

Early cushion-shaped diamond cut.

Mizpah Ring

Token of love or separation.

Mourning Jewellery

Jewellery commemorating the deceased.

N

Navette

Marquise-shaped design.

Niello

Black metallic inlay.

O

Old European Cut

Early round diamond cut.

Old Mine Cut

Pre-modern cushion diamond cut.

Opal

Iridescent gemstone.

Ormolu

Gilt bronze.

P

Parure

Full jewellery set.

Paste Jewellery

Glass imitation gemstones.

Patina

Surface ageing.

Pavé Setting

Closely set small stones.

Pear Cut

Teardrop gemstone shape.

Peridot

Green gemstone.

Pinchbeck

Gold-like alloy.

Plique-à-Jour Enamel

Translucent enamel without backing.

Platinum

Durable white precious metal.

Posy Ring

Ring engraved with a romantic phrase.

Q

Quartz

Common gemstone family.

R

Repoussé

Metal hammered from reverse.

Retro Jewellery

1940s bold jewellery style.

Rivière Necklace

Graduated gemstone necklace.

Rose Cut Diamond

Flat-backed domed diamond.

S

Sautoir

Long necklace.

Scarab

Beetle motif.

Seed Pearl

Tiny natural pearl.

Signet Ring

Engraved crest ring.

Silver Gilt (Vermeil)

Gold-plated silver.

Solitaire Ring

Single gemstone ring.

Spinel

Gemstone often mistaken for ruby.

Step Cut

Parallel-faceted gemstone cut.

T

Table Cut Diamond

Early flat-topped diamond cut.

Tennis Bracelet

Line of diamonds or gemstones.

Torsade

Twisted strands necklace.

Tourmaline

Multi-coloured gemstone.

U

Undergallery

Hidden structure beneath a setting.

V

Vermeil

Gold-plated silver.

Victorian Jewellery

1837–1901 jewellery styles.

Vintage Jewellery

20–99 years old.

W

Whitby Jet

Jet from Whitby, England.

Wirework

Jewellery made from twisted wire.

Y

Yellow Gold

Traditional gold alloy.

Z

Zircon

Natural gemstone (not cubic zirconia).

This antique jewellery glossary has been carefully compiled to support collectors, researchers, and enthusiasts searching for terms related to antique and vintage jewellery. From Georgian jewellery and Victorian mourning pieces to Art Deco designs and gemstone cuts, this guide is designed to be a lasting reference.