When you are in the market for diamonds in Rockville Centre, you want to have access to the very best dealers. This means you want to have a good range of choices to find a dealer that fits your needs as well.

Thankfully, we have you covered for all of your diamond related needs and more. Here we have a list of the best local diamond dealers and rare gemstone dealers as well. Each and every business on this list is ready to help you buy, sell, or trade the gems that you want on your terms, in your time.

Diamond Associates Of America

589 5th Ave, New York, NY 10017

(212) 308-2441

Diamond Jerome

153 Centre St Ste 202, New York, NY 10013

(212) 575-0880

Allen Dubinsky Diamonds

3 E 47th St Rm 1040A, New York, NY 10017

(212) 754-9888

David G Diamonds Inc

18 E. 48th Street, Suite 1603, New York, NY 10017

(212) 764-3478

Hasenfeld-Stein Inc

580 5th Ave Ste 1100, New York, NY 10036

(212) 575-0290

Adar Enterprises Inc

10 W 47th St # 1503A, New York, NY 10036

(212) 840-1700

O M Color Diamonds

15 W 47th St Ste 1502, New York, NY 10036

(212) 391-8858

Carina Diamond

36 W 47th St, New York, NY 10036

(212) 768-9729

Stewart Hermans Inc

36 W 47th St, New York, NY 10036

(212) 391-1949

Noah Diamond Co

48 W 48th St Ste 1104, New York, NY 10036

(212) 575-1785

Dialuster USA Inc

30 W 47th St Ste 508, New York, NY 10036

(212) 764-2120

Friman & Stein Inc

2 E 48th St Rm 709, New York, NY 10017

(212) 308-6200

DNM Creations Inc

576 5th Ave Ste 503, New York, NY 10036

(212) 398-4445

Diamonds For Love

36 W 47th St, New York, NY 10036

(212) 938-1989

Working With Diamond Dealers

Buying diamonds can be an intimidating process if you are not quite sure how it all works. Even though there is a lot of information available today about different diamond dealers and how to get the best deal, you still want to make sure that you are picking out the best possible vendor to give you the quality and value that you deserve. Not only will you want to educate yourself on the 4 C's of diamond buying, but you also need to learn all that you can about how the industry works. This will help you find a reputable, honest and ethical dealer.

The best diamond dealer will always be able to offer you a certificate or the grading report for any diamond that they offer. You need to make sure that this is a certificate that comes from an independent, recognized laboratory such as HRD, DCLA, GIA or AGS. These diamond grading specialists use only the best and most advanced equipment and the strictest procedures to inspect their diamonds. Therefor, you know that you are getting nothing but the utmost quality for the money that you are investing.

When working with diamond dealers, you always want to pay attention to what they offer for certified diamonds and never go with one that tells you that there will be an additional charge for a certificate by an independent laboratory. Only reputable dealers will already offer this included in your diamond buying experience. If you ever, at any time, feel as though you are unsure of whether or not you can trust a dealer, you are best off shopping for your diamonds elsewhere.

All in all, you will find that taking your time to choose the right dealer to get your diamond(s) from will be the best way to ensure total quality for the money.