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"c." = within ten years before or after a date. Dates are for when that mark was first used, or when it was first seen in ads or articles. |
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Ian St. Gielar
Mark: Ian. St. Gielar - early signature, about 1989.
Image of a Carousel see FORSTNER--FORSTNER CHAIN CORP
I J in a shield -- Halian Jewelers, Inc., NY
Mark: 
since 1962 Courtesy Plenty O' Jewels.
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.
Today one of world's leading pearl companies: http://www.imperial-deltah.com/history/history.htm
INDIVIDUALITY JEWELS
Mark: "Individuality Jewelry" seen on ruffle leaf enameled necklace 
Ingeborg-Sant Angelo -- see see Joseh Meyer
INTERNATIONAL HARVESTER
Mark: 
Courtesy Jan Gaughan
Mark is often confused with Harry Iskin--see Harry Iskin.
IN-VEST-MENTS
Mark: IN-VEST-MENTS -- 1992 Photo courtesy Linda Lange
Mark: IN-VEST-MENTS - 1992; seen inside a bracelet presentation box. Photo courtesy RCJ
IPS -- see Imperial Pearl
ISKIN, HARRY -- Philadelphia, PA -- founded c. 1930
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 bankruptsy in 1953 and stock, supplies, machinery, and equipment were auctioned off.
Much of this infomation courtesy Carolyn Davis. Read Carolyn's article on Harry Iskin
Mark is often confused with International Harvester jewelry--see International Harvester.
ISLE OF SKYE -- located on Isle of Skye off coast of Scotland
Mark: Skye 
Courtesy Roxy Richardson
Mark: Isle of Skye 
Courtesy Sandy Carroll
These marks are probably related to jewelry makers on the Isle of Skye off the coast of Scotland. We have not found confirmation concerning a particular group or company.
BIBLIOGRAPHY
PAT SEAL: research files
DOTTY STRINGFIELD: research files
LUCILLE TEMPESTA: owner-publisher of the Vintage Fashion & Costume Jewelry Magazine and club
BOBYE SYVERSON: research files.
A TRIBUTE TO AMERICA by Carla and Roberto Brunialti
AMERICAN COSTUME JEWELRY by Carla and Roberto Brunialti
AMERICAN JEWELRY MANUFACTURERS by Dorothy T. Rainwater
COLLECTIBLE COSTUME JEWELRY by Cherri Simonds
COLLECTING COSTUME JEWELRY 101 By Julia Carroll
COLLECTING COSTUME JEWELRY 202 By Julia Carroll
COLLECTING RHINESTONE COLORED JEWELRY by Maryanne Dolan
COPPER ART JEWELRY by Burkholz and Kaplan
COSTUME JEWELRY A PRACTICAL HANDBOOK AND GUIDE by Fred Rezazadeh
COSTUME JEWELRY (2nd Ed.) by Harrice Simons Miller
EUROPEAN DESIGNER JEWELRY by Ginger Moro
INSIDE THE JEWELRY BOX By Ann Pitman
MASTERPIECES OF COSTUME JEWELRY by Ball and Torem
MID-CENTURY PLASTIC JEWELRY By Susan Klein
MIRIAM HASKELL JEWELRY by Cathy Gordon and Sheila Pamfiloff
OLD JEWELRY by Jeanenne Bell
WARMAN'S JEWELRY 2nd Ed. by Christie Romero
WARMAN'S JEWELRY 3rd Ed. by Christie Romero
