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FREDERIQUE CONSTANT

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BUY / SELL GOLD

Whether you are looking to sell or buy quality jewelry pieces, Maddaloni Jewelers delivers above average value to all customers. Priding ourselves on customer service, transparency, and convenience, our mission is to be your most trusted broker in precious metals.

BUY / SELL DIAMONDS

Maddaloni Jewelers will buy your diamonds, diamond weddings rings, diamonds engagement ring, diamond jewelry, or loose diamonds for cash.

PROFFESIONAL WATCH / JEWELRY REPAIRS

Maddaloni Jewelers provides exceptional repairs. Our leading Watch Technician and Fine Metal Technician hold decades of experience and knowledge.

Louis Maddaloni

Founder / Watch Specialist / GIA Graduate

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March Birthstone

Aquamarine, the birthstone of March, has a rich color and has long been a symbol of youth, health and hope. Its mesmerizing color ranges from pale to deep blue and are reminiscent of the sea.
Jewerly Watches Timepieces Accessories Diamonds Round Diamonds Round Cut Diamonds Clarity Carat Emerald Cut Diamonds Asscher Diamonds Oval Cut Diamonds Marquise Cut Diamond Pear Cut Diamond Princess Diamonds Cushion Cut Diamonds Radiant Diamonds Diamond Clarity I1 I2 SI1 SI2 SI3 VS1 VS2 VV21 VVS2 Diamonds Alpina11 Watches Bremont Watches Frederique Constant Watches Movado Watch Oris Watches Rado Watches Raymond Weil Watches Seiko Watches Ulysse Nardin Watches Michele Watches Shinola Watches Tag Heuer Watches Charms Leather Goods Travel Clock Alarms Cufflinks Heather Moore Charms Michael Louis Charms Frederique Constant Charms Leather Belts Leather Wallets Necklaces Earrings Jewelry in Huntington Station Long Island NY Suffolk County Nassau County Long Island

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