Global Gemology - Rare Gems & Jewels
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"Y" - JEWELER DIRECTORY

Picture
Below is an alphabetized list of jewelry designers and manufacturers, along with photos of their corresponding maker's marks.

Click to enlarge each image.


Photos courtesy of Scott Papper, GIA GG, AJP, CM (NAJA), Global Gemology & Appraisals

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Y


YAFFA & SONS JEWELRY

Hallmark(s):  "Amoro Italy"
Information:  Yaffa & Sons Jewelry, Inc. was founded in 1997, in Miami, Florida.  Works primarily in gold.
Jewelry hallmark of Yaffa & Sons, of Miami, Florida (Amoro Italy stamp)
Yaffa & Sons

YOO'S

Hallmark(s):  "YOOS"
Information:  Founded in 1992 by Kwang Yoo, and his son, Jay Yoo, in Chicago, Illinois.  Works primarily in gold, silver, and steel.
Jewelry hallmark of Yoo's jewelry.
Yoo's

YUKI MITSUYASU

Hallmark(s):  "YUKI-ORIG"
Information:  Yuki Mitsuyasu Jewellery was founded in 2009 by Yuki Mitsuyasu, in Singapore.  Works primarily in gold.
Jewelry hallmark of Yuki Mitsuyasu Jewellery (YUKI-ORIG)
Yuki Mitsuyasu
Click here to return to Jeweler Directory home page.

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  • HOME
  • ABOUT
  • SHOP
  • SERVICES
    • APPRAISALS
    • EXPERT WITNESS TESTIMONY
    • SELL YOUR JEWELRY
  • GEMOLOGY
    • GEM ENCYCLOPEDIA
    • THE ART OF GEMOLOGY
  • JEWELRY EDUCATION
    • DIAMOND FACTS
    • JEWELER DIRECTORY
    • JEWELRY PERIODS
    • POCKET WATCHES
    • NATIVE AMERICAN JEWELRY
  • GLOSSARY