List of Costume Jewelry Designers and their Marks by Dr. Lori - YouTube
Costume Jewelry Collectors Int'l
Jewelry Identification – Antique Jewelry University
Identify Jewelery, Silver & Pewter marks
List of Costume Jewelry Values, Designers and their Marks by Dr. Lori - YouTube
60 Pcs Huge Lot Vintage to Now Costume Jewelry #24 – ASA College: Florida
How to Identify Vintage Costume Jewelry and Make Money From It
List of Costume Jewelry Marks - Dr. Lori Ph.D. Antiques Appraiser
Antiques-ID Charts
List of Vintage Jewelry Designers (1700s-Present)
Designer Costume Jewelry: The Favorite Accessory | Barnebys Magazine
Jewelry Identification Marks: Hallmarks & Maker's Marks
ALL jewelry makers mark identification | Hi guys, admin here, I created a sister group for selling jewelry, because no sales posts are allowed in this group
Vintage Costume Jewelry Designer Marks Examples
Antique and Vintage Jewelry Maker's Marks: A Collector's Guide - Invaluable