Archive for the ‘Uncategorized’ Category

EGL Graded Diamonds– Banned from Polygon and Rapnet

Saturday, September 20th, 2014

The Polygon Trading Network, an online buying/selling service for the diamond trade, announced the latest bombshell in the EGL Diamond Grading scandal. They will no longer list diamonds with European Gemological Laboratory International (EGL) reports. This follows in the wake of the decision by another trading network, RapNet, to ban all EGL report for it’s […]

Reader’s Choice Comes Early

Friday, March 29th, 2013

Surprise!- this year’s Reader’s Choice featured in the Press-Enterprise starts April Fool’s Day- no foolin’! The executives at the Press have decided to move it up from mid summer, don’t know exactly why, but we stick by our local newspaper. We at Mardon really appreciate your continued patronage and your vote- We’ve been the Reader’s […]

A Blast from the Past

Friday, February 1st, 2013

This beautifully made amethyst intaglio ring from ancient Rome, carved over 2000 years ago by master carver Hyllos, resides in the famous Hermitage Museum of St. Petersburg, Russia. Featuring the head of Apollo, it reminds us very much of this magnificent amethyst intaglio ring that resides in our estate case.

Jewelry Style Tips for Gift Giving

Sunday, June 24th, 2012

It’s important to remember that jewelry style tips for teenagers differ from those meant for an adult. As a general jewelry buying guide, it’s a good idea to wear styles designed for the wearer’s age and according to the season.

Member - American Gem Society Member - American Gem Trade Association Polygon - The Jewelers Information Highway Harmony Recycled Precious Metals Canada Goose Diamonds