Specializing in fine diamonds and custom made jewelry since 1981.

Awarded #1 on “Best Diamond Prices” in 2017 by, Washington Consumers Checkbook!

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Thur – Fri: 10:00am – 6:00pm
Sat: 10:00am – 5:00pm

Custom Fine Jewelry & Wedding Rings in D.C Metro Area

Masica Diamonds has been providing fine diamonds and custom-made jewelry to valued customers in Virginia, Maryland, and Washington D.C. since we were founded in 1981. We specialize in crafting custom engagement rings, wedding bands, anniversary bands, special gifts, and other fine jewelry out of dazzling diamonds and gorgeous gemstones!

All of our stones are carefully chosen and prepared by our master diamond cutter and gemologist and certified by the Gemological Institute of America. Quality designs, made affordable and perfectly tailored to your taste, are our trademark. After all, nobody cuts you a deal like a master diamond cutter!

Custom Design Wedding & Engagement Rings in Rockville, MD

Give your partner a sparkling symbol of your unconditional love with a diamond engagement ring from Masica Diamonds! Choose from one of our stunning existing collections or work with our certified gemologist to create your own unique design.

When the big day arrives, celebrate and solidify your commitment with our custom-made wedding bands—designed to flawlessly complement your engagement ring. Masica Diamonds offers a magnificent selection of wedding bands for both men and women.

Custom-Made Fine Jewelry & Wholesale Certified Diamonds

Our Rockville jewelry store has something for every customer searching for that perfect piece of fine jewelry. Masica’s custom-design jewelry services extend beyond wedding and engagement rings. Our master diamond cutter can also transform any of our certified diamonds or gemstones into custom earrings, fashion rings, pendants and necklaces!

If your store requires the services and expertise of a certified gemologist, we’ve got that covered too. Masica Diamonds is wholesale certified, and happy to provide GIA graded diamond pieces and custom designs to jewelers all throughout Maryland, Virginia, and even nationwide.

Jewelry Buyer, Repair & Appraisal Store

In addition to our custom-design jewelry services and products, we repair, appraise, and even buy gold, diamond, and estate jewelry! At Masica Diamonds you’ll find skilled and passionate diamond professionals working hard to meet your jewelry needs, and to give you the ultimate customer experience.

Stop into our store in Rockville, Maryland to see our remarkable work in person, or contact us to get started on your custom diamond jewelry design today!

All of our diamonds are Conflict Free, so be sure to check out our special gifts for your loved one!

Custom Engagement Rings

Custom Wedding Bands