November 8th, 2012 by James L. Sweaney, CGA, FGA. GG
We’d like to thank all of you who voted Mardon the Favorite Jeweler in Riverside for the fourth year in a row! Your support and patronage makes our work most enjoyable and enriches our lives in many ways. Read the rest of this entry »
Tags: FireMark, Jewels of Shangri La, Press Enterprise, Raincross, Raincross Collection, Reader's Choice, Tucson Gem Shows, Varna, William Henry
Posted in Featured Post, Mardon Happenings | Comments Off on Mardon Voted Favorite Jeweler, 2012
October 24th, 2012 by James L. Sweaney, CGA, FGA. GG

10.91 ct. Ethiopian Opal
We just acquired this gorgeous crystal opal from Ethiopia. Full of fiery reds and oranges, as well as golds, greens and purples, this beauty will be the perfect drop of color for a magnificent necklace.
While it’s been known for various unusual types of opal since the early 1990’s, Ethiopia burst onto the gem scene as a major source of quality opal in just the last few years as gem fields in the desert highlands of the Welo (Wello, Wollo, Wolo) region have proven themselves. A full description of the Welo opal, titled “Play-of-Color Opal from Wegel Tena, Wollo Province, Ethiopia, is found in the Summer 2010 edition of Gems and Gemology, the scientific journal of the GIA. Read the rest of this entry »
Tags: Ethiopian Opal, hydrophane, play of color, play of color opal, Welo, Wollo, Wolo
Posted in Custom Jewelry, Featured Post, Gemstone of the Month, Gemstones, Jewelry Facts, Mardon Exclusive Jewelry | Comments Off on Water Loving Opal from the Deserts of Ethiopia
October 16th, 2012 by James L. Sweaney, CGA, FGA. GG

Repaired Opal in Art Nouveau Pin
We immediately fell in love with this sweet little opal and diamond pin of gold and platinum that was offered to us as part of an estate. A blend of Late Victorian, Art Nouveau, and Edwardian styling, the construction of fabricated platinum overlaid onto 14K yellow gold indicated the piece was made right around 1900. Read the rest of this entry »
Tags: Art Nouveau Jewelry, carved opal, crystal opal, Edwardian jewelry, Estate Jewelry Buyers, jewelry restoration, Late Victorian jewelry, opal pansy, platinum and gold jewelry, Vintage Jewelry
Posted in Estate Jewelry, Featured Post, Gemstone of the Month, Gemstones, Jewelry Facts, Jewelry Services | Comments Off on Restoring Antique Opal Jewelry
October 10th, 2012 by James L. Sweaney, CGA, FGA. GG

Hand painted design rendering, circa 1930
Jewelry making is an ancient craft dating to the dawn of civilization. Prior to the mid 1800’s and the Industrial Revolution, fine jewelry of precious metals and gems was made mainly for royalty and the very rich. Today, through advances in technology, almost anyone looking for a quality piece of jewelry can afford one-of-a-kind custom jewelry. Read the rest of this entry »
Tags: CAD, CAD jewelry design, CAD/CAM, Custom Jewelry, Fabrication, one-of-a-kind, Peter Storm, Scott Kay, Tacori, Tiffany
Posted in Custom Jewelry, Featured Post, Jewelry Facts, Jewelry Services, Mardon Exclusive Jewelry | Comments Off on What Does Custom Jewelry Cost?
September 29th, 2012 by James L. Sweaney, CGA, FGA. GG
Because of significant price increases for diamonds, colored gemstones, and precious metals over the past few years, we are advising many of our clients to update their jewelry appraisals and to increase their jewelry insurance to reflect current pricing. Read the rest of this entry »
Tags: Diamond Prices, gemstone prices, gold prices, jewelry insurance
Posted in Gem Industry News, Jewelry Facts, Jewelry Services | Comments Off on Jewelry Insurance Alert- You May Be Underinsured
September 21st, 2012 by James L. Sweaney, CGA, FGA. GG

Fancy Sapphire and Diamond Bracelet, 18K white gold
If you think all sapphires are blue, take another look– this gorgeous bracelet is set with in an amazing array of beautiful sapphires, from deep purple to soft green to sunset orange to bright pink to golden yellow. In the gem trade, we call these unusual colors “Fancy” sapphires. Here are some handy insider tips about buying a Fancy Sapphire. Read the rest of this entry »
Tags: AGTA, color change sapphire, fancy sapphire, Gemology 101, green sapphire, heat treatment, orange sapphire, Padparadscha, purple sapphire, yellow sapphire
Posted in Custom Jewelry, Featured Post, Gemstone of the Month, Gemstones, Jewelry Facts, Jewelry Services | Comments Off on Eight Tips for Buying a Fancy Sapphire
September 12th, 2012 by James L. Sweaney, CGA, FGA. GG
Sapphire is one of the loved of all gemstones– it’s bright beautiful color, extreme durability, and rarity have made it desirable and sought after for centuries. Because sapphire comes in a wide range of quality, it’s cost can range from very reasonable to crown jewel expensive. Here are some valuable tips that will help you buy sapphire the right way and get the most for your money. Read the rest of this entry »
Posted in Custom Jewelry, Featured Post, Gemstones, Jewelry Facts, Jewelry Services | Comments Off on 12 Tips on How to Buy a Blue Sapphire
September 7th, 2012 by James L. Sweaney, CGA, FGA. GG

Mardon Jewelers was proud to participate in downtown Riverside’s Fashion’s Night Out on September 6th. A mostly young crowd filled our neighborhood with their energy and enthusiasm. Students from the Art Institute of California – Inland Empire partnered with the Riverside Downtown Partnership to create a fun experience of current Riverside fashion. Hairstyling and makeup demonstrations, marketing project designs, a fun-filled fashion show, and various fashion-related contests provided plenty of free entertainment as well as shopping ‘till 9:00. Read the rest of this entry »
Tags: Art Institute of California, Art Walk, Custom Jewelry, Fashion's Night Out, Jewelry Display, Riverside Downtown Partnership
Posted in Custom Jewelry, Mardon Exclusive Jewelry, Mardon Happenings | Comments Off on Fashion’s Night Out #2 in Downtown Riveriside
August 17th, 2012 by James L. Sweaney, CGA, FGA. GG

7.56 ct Gem Burma Peridot
Peridot is a beautiful lively gemstone that can be quite affordable. It’s an easy gem to buy because what you see is what you get and there are lots of great Peridot gems to choose from. Here are some tips that show how a professional gem trader buys. Read the rest of this entry »
Tags: Burma, Custom Jewelry, Pakistan, peridot, San Carlos Reservation
Posted in Custom Jewelry, Featured Post, Gemstone of the Month, Gemstones, Jewelry Facts, Jewelry Services | Comments Off on 12 Tips on How to Buy a Peridot
August 1st, 2012 by James L. Sweaney, CGA, FGA. GG
Today, the 16th Annual Sale at Mardon Jewelers begins and the Press Enterprise Reader’s Choice voting ends.
A very small independent business like Mardon must compete not only with other independent jewelers but with large retail chains like Ben Bridge and Zales, with discount warehouses like Sam’s and Costco, and with the Jewelry Mart vendors who claim to sell “wholesale” to the public. It’s tough, but we’re still here and have been family owned and operated since 1961. Read the rest of this entry »
Tags: Colored Gemstones, Mardon Sale, Rare Gems, Reader's Choice
Posted in Custom Jewelry, Estate Jewelry, Gemstones, Mardon Happenings | Comments Off on Mardon Sale Begins & Last Chance to Vote