Mayfair Diamonds and Fine Jewelry - Diamond Engagement Rings

View our elegantly-designed Diamond Engagement Rings in Platinum, White Gold and Yellow Gold that exude glamour... View all

Browse through our extensive database of Certified Loose Diamonds of every desired shape, size, cut, color, clarity, carat, price & more...View all

Create an Engagement Ring of your dreams that exudes your eternal Love. Find something extra special, crafted with passion...View all

Become a diamond expert with our Diamond Education, or go to a specific subject:
Learn about Cut, Color, Clarity, Carat - The 4C's of Diamonds

Read our Engagement Ring Guide, or learn what you can expect After You Place Your Order.

Mayfair Diamonds and Fine Jewelry is Celebrating 50 years and 4 generations on long island!

Let us bejewel you in our hand chosen award winning jewelry collections and time pieces.

Honored by Harpers Bazaar as one of the 50 top jewelers in America, we invite you to "be tempted" at either of our locations:

Flagship location:

Woodbury Village
7947 Jericho Turnpike
Woodbury, New York
516-496-8171

73 Main Street

East Hampton, New york

631-329-8444