Costume Jewelry Collectors Int’l
is pleased to host
Researching Costume Jewelry
originally published by Dotty Stringfield on IllusionJewels.com
Jewelry History – Jewelry Research – Jewelry Marks – Jewelry Signatures – Jewelry Articles – Jewelry Galleries
COSTUME JEWELRY MARKS – I*
Information and images contained in Researching Costume Jewelry (RCJ) were created by Illusion Jewels and are currently maintained and updated by Costume Jewelry Collectors Int’l (CJCI). Written permission by CJCI is needed to use any information obtained from RCJ in any other publication whether written or electronic.
Due to the large volume of requests received, we are unable to answer individual questions about jewelry marks and signatures.
Ian St. Gielar
- Mark: IAN St. GIELAR – early signature, about 1989.
- Mark: Signature on jewelry from Ian Gielar Studio before his death was “Ian St. Gielar” — see above
- Dates: He designed jewelry from at least 1989 until his death in 2007
- Founded: Ian St. Gielar
- Location: Hollywood, Florida
- Notes: Went to work for Stanley Hagler in 1989
- Notes: Ian died in 2007; his wife Valentina is continuing his work under the name “Ian Gielar Studio.”
I J in a shield — Halian Jewelers, Inc., NY
- Mark: since 1962 Courtesy Plenty O’ Jewels.
IMPACT — See Piscitelli
IMPERIAL BOUQUET — See CORO
IMPERIAL PEARL — founded by Joseph Gladstone in 1917
- Mark: IPS Courtesy Glitz & Glitter Boutique
- Mark: MARSLIEU
- Mark: Marslieu Sterling Pat. Pend. Photo courtesy Erik Yang.
- Became Imperial Pearl Syndicate in 1941.
- Sold to Sidney Weiss in 1969, who sold it to Waltham Watch Co. in 1971.
- In 1977 sold to The Bazar Group.
- In June 1995 Imperial Pearl Syndicate was merged with Pearls by Deltah, Inc. to become Imperial-Deltah, Inc.
- Mark: “Individuality Jewelry” seen on ruffle leaf enameled necklace
INGEBORG-SANT ANGELO — See JOSEPH MEYER
- Mark: Courtesy Jan Gaughan
- Mark is often confused with Harry Iskin.
- Mark: IN-VEST-MENTS — 1992 Photo courtesy Linda Lange
- Mark: IN-VEST-MENTS — 1992; seen inside a bracelet presentation box. Photo courtesy RCJ
- Owner: Dillard’s Inc.
IPS — See IMPERIAL PEARL
ISKIN, HARRY — Philadelphia, PA — founded c. 1930
- Marks: Photo courtesy Luda Tovey.
- Mark: H over I and Ster. Courtesy Laura Libio.
- Mark: ISKIN PAT. APP. Courtesy Carolyn Davis.
- Mark: Large H over I in a circle with Iskin Jewelry
- Mark: Letter “H” super-imposed over letter “I” on paper hangtag
- Was called Iskin Manufacturing Co. — c. 1938; rented additional business space in Manhattan, NY, in 1938.
- Filed for bankruptcy in 1953 and stock, supplies, machinery, and equipment were auctioned off.
- Much of this information courtesy Carolyn Davis. Read Carolyn’s article on Harry Iskin.
- Mark is often confused with International Harvester.
PAT SEAL: research files
DOTTY STRINGFIELD: research files
BOBYE SYVERSON: research files.
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*DISCLAIMER: As in the past, we make every effort to ensure all information contained in the RCJ pages is accurate. However, errors can occur. Neither the prior owner of RCJ, CJCI or its representatives are responsible for your use of these resources.
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All RCJ publications and pages were created
by Dotty Stringfield with the assistance of research contributor Pat Seal
and other valued members of the costume jewelry collecting community.