Showing 17–32 of 36 results

  • 6.21 ct lab grown round diamond pendant

    6.21 CT Lab Grown Round Diamond

    This large pendant houses a gigantic 6.21 CT lab grown diamond and is surrounded by 1.02 CT of smaller diamonds on the side. The color rating of the diamond is E, which if you check out our diamond color comparison chart, is one level away from being rated as perfectly clear.


  • Round Lab Grown Diamond

    Center Lab Grown Round Diamond Necklace

    This sizeable lab grown diamond is a round-cut shape clocking in at 3.67 CT. It also features:

    • E Color / Si1 Clarity
    • 0.20 CT smaller diamonds on the outside (also lab grown)
    • The chain and housing are 14k white gold.
  • The Symbol of Long Life

    Chai – Symbol of Long Life

    In the Jewish religion, this symbol, called Chai, represents long life and good health. It is made of both 14k white and yellow gold, along with 1 CT of diamonds.

  • Circle Pin Pendant

    Circle Pin with 14k White Gold & Diamonds

    All that glitters is 14k white gold, draping from the neck. This circle pin pendant is surrounded by 2.25CT total weight, of gorgeous diamonds.

    Capture the sun and shine on!

  • Custom 14k White Gold Diamond Baguette Necklace

    Custom 14K White Gold Baguette Diamond Necklace

    Ahhh, the necklace with a backstory. This particular custom design came at the request of a wonderful client. She handed me an old ring and asked for it to become a necklace. The rest is just the result of the wondrous chaos that goes on inside of my mind:

    • 14k white gold.
    • 5.75cts of straight baguette diamonds.
    • 0.67ct of round diamonds.
  • cross necklace

    Diamond Cross Necklace

  • Diamond Cross with Emeralds and Sapphires

    Diamond Cross with Sapphire & Emeralds

    This diamond cross features both sapphire and emerald stones to represent the client’s grandchildren. Such a beautiful combination that will stand the test of time.

  • Diamond by the yard EDIT

    Diamond Drop by the Yard 2023

    It seems that a few times a year I get requests for the diamonds-by-the-yard necklace design. It’s fancy yet understated, and I think you would love it. This recently completed necklace features 0.30 CT of diamonds, and a 14k yellow gold chain.

  • Letter D Gold Pendant

    Diamond Letter Golden Pendant


    Add a touch of identity & class to your jewelry repertoire with a customized ‘diamond letter of choice‘ gold pendant. With your choice of letter and gold, you create something uniquely yours.

    • All letters available
    • Total diamond weight: 0.10ct – 0.20ct depending on the letter
    • Available in:14k yellow, 14k white and 14k pink avail also
    • Includes: 14k matching 16” chain.
  • 4 Prong diamond bracelet4 Prong diamond bracelet 2

    Diamond Necklace

  • Sale! 14k Yellow Gold Diamond NecklaceHoliday Special 2023

    Diamonds by the Drop – 2023 Holiday Special


    Introducing the “Diamonds by the Drop” Necklace – Your Holiday Sparkle for Less

    Add a splash of glamor to your holiday look with this beautifully crafted 14k yellow gold necklace featuring three sparkling white gold bezel drops embedded with shimmering lab grown diamonds (ohhhhh, ahhhhh!).

    Each drop on this 16″ chain shimmers with lab grown diamonds totalling 1/3 carat. The bezel setting enhances the brilliance of each diamond, on full display for admiring eyes or a captive audience on your favorite social media app. Wear it to your festive parties and light up every room as you enter, and watch their jaws drop as you approach.

    Crafted in durable 14k yellow gold, this necklace is designed to withstand all your holiday merrymaking and become a treasured piece in your jewelry collection for years to come.

    Don’t miss out on our holiday deal – the “Diamonds by the Drop” necklace makes a dazzling gift for yourself or a lucky loved one at $200 off our regular price. Shop now and add a touch of diamond sparkle to your holiday season for less.

    As a limited time offer, quantities are limited – so don’t delay adding this show-stopping necklace to your cart. Order ASAP to ensure delivery before Christmas.

  • Diamonds by the inchDiamond stations on necklace

    Diamonds by the Inch

    Available in 14k white gold, or a two-toned yellow gold with white diamonds in white gold stations.

    This flexible and customizable chain and diamond combo can be purchased in multiple configurations to suit your style.

    The standard length is 18″, and comes standard with either 3 or 5 diamond ‘stations’. Each station is made of 14k white gold and contains two diamonds, so that regardless of the direction the necklace is facing, a diamond is sure to catch the eye.

    • 3 Diamond stations – .18ct total diamond weight: $400
    • 5 Diamond stations – .30ct total diamond weight: $550
  • Diamonds by the yardDiamonds by the yard 2

    Diamonds by the Yard

    Then lengthy necklace garners the name ‘diamonds by the yard’ for obvious reasons :)

    It features 15 lab grown diamonds, totalling in at 4 cts.

  • White gold chain and diamond initialsYellow gold chain and gold letters

    Golden Necklace w/ Initials – Gold or Diamonds


    Wear your initials or other two digit expression with pride and style.

    Our classic holiday offering is back with updated styles and material options to allow you to make it truly unique. Choose any letter or number for your first and second necklace attachments, then choose your style of chain and letter.

    Choose from a 17 inch 14k yellow gold chain & digits or a 17 inch 14k white gold chain with diamonds (approx 0.15 CT per digit)

  • Heart Shaped Necklace

    Heart Shaped Necklace Lab Grown Diamonds

    a 1.5″ Heart Shaped Necklace featuring a ‘heart-stopping’ 5.5 CT of lab grown diamonds.

  • Lovely diamond necklace NYC

    Lovely Diamond Necklace


Katz Jewelry Company, New York, NY

We’re an established jewelry shop in New York City with a reputation for honesty, distinguished service and exquisite jewelry. Our prices make our pieces accessible to all.

Call to discuss your jewelry, diamond or gemstone needs: