&noscript=1 />

Sign up to join our Newsletter!

Schedule An Appointment
ID Check
Toggle Nav
(212) 354-1808
search
Menu
search
Bag
Account

Diamond Jewelry by Avi & Co.

Discover timeless luxury with Diamond Jewelry by Avi & Co. The Avi & Co. diamond jewelry collection is designed to combine elegance, sophistication, and bold style. Our handcrafted pieces showcase the brilliance of diamonds and the artistry of fine jewelry. From stunning diamond rings that symbolize eternal love to statement diamond necklaces, diamond earrings, diamond bracelets, and diamond pendants, our collection is created to elevate your style for any occasion. The Avi & Co. diamond jewelry collection represents premium diamond jewelry that redefines elegance and sophistication.

Now Shopping by
  1. Round
  2. Multiple
  3. Pear
  4. Trapezoid
  5. Oval
  6. Baguette
Clear All

67 Items

Set Ascending Direction
  1. ARNG-255 Avi & Co. 6263
    Avi & Co. 14K White Gold Emerald & Trapezoid Cut Diamond Ring, C-12.24CT, S-1CT, GIA - Avi & Co. 1
    Avi & Co. Emerald & Trapezoid Cut Diamond Engagement Ring

    14K White Gold Emerald & Trapezoid Cut Diamond Engagement Ring, C-12.24 CT, S-1 CT

    14K White Gold Emerald & Trapezoid Cut Diamond Engagement Ring, C-12.24 CT, S-1 CT
    Call for Availability
    Add to Wish List
    Add to Compare
  2. AERNS-1955 Avi & Co. 6260
    Avi & Co. Round Cut Diamond Stud Earrings
    Avi & Co. Round Cut Diamond Stud Earrings

    14K White Gold Round Cut Solitaire Diamond Stud Earrings, 10.48 CT

    14K White Gold Round Cut Solitaire Diamond Stud Earrings, 10.48 CT
    $280,000

    Add to Wish List
    Add to Compare
  3. PNDT-1546 Avi & Co. 6256
    Avi & Co. Solitaire Jewelry, Platinum Round Solitaire Diamond Pendant, 14.05CT, GIA - Avi & Co. 1
    Avi & Co. Round Cut Diamond Solitaire Pendant

    Platinum Round Cut Diamond Solitaire Pendant, 14.05 CT

    Platinum Round Cut Diamond Solitaire Pendant, 14.05 CT
    $325,000

    Add to Wish List
    Add to Compare
  4. FNC-1199 Avi & Co. 6232
    Avi & Co. Engagement Rings, Platinum 18K Yellow Gold Pear Cut Yellow Diamond Halo Ring, C-10.25CT, S-1.25CT, GIA - Avi & Co. 1
    Avi & Co. Fancy Yellow Pear-Shaped Diamond Halo Ring

    Platinum & 18K Yellow Gold Pear-Shaped Yellow Diamond Halo Ring, C-10.25 CT, S-1.25 CT

    Platinum & 18K Yellow Gold Pear-Shaped Yellow Diamond Halo Ring, C-10.25 CT, S-1.25 CT
    $200,000
    Add to Wish List
    Add to Compare
  5. AERNS-1963 Avi & Co. 6230
    Avi & Co. Fancy Shapes & Colors Collection, Platinum Oval Cut Diamond Drop Earrings, 14.61CT, GIA - Avi & Co. 1
    Avi & Co. Oval Cut Diamond Drop Earrings

    Platinum Oval Cut Diamond Drop Earrings, 14.61 CT

    Platinum Oval Cut Diamond Drop Earrings, 14.61 CT
    $485,000
    Add to Wish List
    Add to Compare
  6. ARNG-020 Avi & Co. 6229
    Avi & Co. Fancy Shapes & Colors Collection, Fancy Ring 18K WG 5.8GR ND 6.64CT 2ST E/D IF/VS1 - Avi & Co. 1
    Avi & Co. Pear-Shaped & Oval Cut Diamond Toi et Moi Engagement Ring

    18K White Gold Pear-Shaped & Oval Cut Diamond Toi et Moi Engagement Ring, C-3.63 CT, S-3.01 CT

    18K White Gold Pear-Shaped & Oval Cut Diamond Toi et Moi Engagement Ring, C-3.63 CT, S-3.01 CT
    $125,000

    Add to Wish List
    Add to Compare
  7. ARNG-235 Avi & Co. 6225
    Shop Avi & Co. Engagement Platinum Round Cut Diamond Ring, C-8.99CT, S-.70CT, GIA - Avi & Co. 1
    Avi & Co. Round Cut Diamond Engagement Ring

    Platinum Round Cut Diamond Engagement Ring, C-8.99 CT, S-0.70 CT

    Platinum Round Cut Diamond Engagement Ring, C-8.99 CT, S-0.70 CT
    $250,000

    Add to Wish List
    Add to Compare
  8. ANKLC-5001 Avi & Co. 6224
    Avi & Co. Fancy Shapes & Colors Collection, Platinum "222" Multi-Shape Diamond Necklace, 61.48CT, 16inches, GIA - Avi & Co. 1
    Avi & Co. Fancy Shapes Diamond Tennis Necklace

    Platinum "222" Fancy Shapes Diamond Tennis Necklace, 72.73 CT

    Platinum "222" Fancy Shapes Diamond Tennis Necklace, 72.73 CT
    $1,100,000
    Add to Wish List
    Add to Compare
  9. ARNG-476 Avi & Co. 8822
    Avi & Co. Pear-Shaped & Round Cut Diamond Engagement Ring
    Avi & Co. Pear-Shaped & Round Cut Diamond Engagement Ring

    Platinum Pear-Shaped & Round Cut Diamond Engagement Ring, C-15.34 CT, S- 1.40 CT

    Platinum Pear-Shaped & Round Cut Diamond Engagement Ring, C-15.34 CT, S- 1.40 CT
    Call for Availability
    Add to Wish List
    Add to Compare
  10. AERNS-1708 Avi & Co. 8721
    Avi & Co. Round Cut Diamond Stud Earrings
    Avi & Co. Round Cut Diamond Stud Earrings

    14K White Gold Round Cut Solitaire Diamond Stud Earrings, 7.98 CT

    14K White Gold Round Cut Solitaire Diamond Stud Earrings, 7.98 CT
    $160,000

    Add to Wish List
    Add to Compare
  11. ASTDS-3069 Avi & Co. 8713
    Avi & Co. Round Cut Diamond Stud Earrings
    Avi & Co. Round Cut Diamond Stud Earrings

    14K White Gold Round Cut Solitaire Diamond Stud Earrings, 8.32 CT

    14K White Gold Round Cut Solitaire Diamond Stud Earrings, 8.32 CT
    $135,000

    Add to Wish List
    Add to Compare
  12. ASTDS-3068 Avi & Co. 8712
    Avi & Co. Round Cut Diamond Stud Earrings
    Avi & Co. Round Cut Diamond Stud Earrings

    14K White Gold Round Cut Solitaire Diamond Stud Earrings, 6.28 CT

    14K White Gold Round Cut Solitaire Diamond Stud Earrings, 6.28 CT
    $87,000

    Add to Wish List
    Add to Compare
  13. G0TRNG-278 Avi & Co. 8501
    Avi & Co. Emerald Cut Diamond Eternity Band Ring - Avi & Co. 1
    Avi & Co. Round Cut Diamond Eternity Band Ring

    18K White Gold Round Cut Diamond Eternity Band Ring, 5.40 CT

    18K White Gold Round Cut Diamond Eternity Band Ring, 5.40 CT
    Call for Availability
    Add to Wish List
    Add to Compare
  14. TNKLC-2947 Avi & Co. 8499
    Avi & Co. Round Cut Diamond Tennis Necklace
    Avi & Co. Round Cut Diamond Tennis Necklace

    14K White Gold Round Cut Diamond Tennis Necklace, 39.00 CT

    14K White Gold Round Cut Diamond Tennis Necklace, 39.00 CT
    $62,800
    Add to Wish List
    Add to Compare
  15. ARNG-413 Avi & Co. 7500
    Avi & Co. Nous Trois Diamond Cuff Ring
    Avi & Co. Nous Trois Diamond Cuff Ring

    18K White Gold Pear, Radiant, & Marquise Cut Triple Diamond Cuff Ring, PR-4.01 CT, RAD-3.0 CT, MQ-3.5 CT

    18K White Gold Pear, Radiant, & Marquise Cut Triple Diamond Cuff Ring, PR-4.01 CT, RAD-3.0 CT, MQ-3.5 CT
    Call for Availability
    Add to Wish List
    Add to Compare
  16. G0AERNS-23003P Avi & Co. 7340
    Avi & Co. Round Cut Diamond Stud Earrings
    Avi & Co. Round Cut Diamond Stud Earrings

    18K White Gold Round Cut Solitaire Diamond Stud Earrings, 3.00 CT

    18K White Gold Round Cut Solitaire Diamond Stud Earrings, 3.00 CT
    $25,600

    Add to Wish List
    Add to Compare
  17. G0AERNS-22753P Avi & Co. 7339
    Avi & Co. Round Cut Diamond Stud Earrings
    Avi & Co. Round Cut Diamond Stud Earrings

    18K White Gold Round Cut Solitaire Diamond Stud Earrings, 2.75 CT

    18K White Gold Round Cut Solitaire Diamond Stud Earrings, 2.75 CT
    $22,500

    Add to Wish List
    Add to Compare
  18. G0AERNS-22503P Avi & Co. 7338
    Avi & Co. Round Cut Diamond Stud Earrings
    Avi & Co. Round Cut Diamond Stud Earrings

    18K White Gold Round Cut Solitaire Diamond Stud Earrings, 2.50 CT

    18K White Gold Round Cut Solitaire Diamond Stud Earrings, 2.50 CT
    $19,500

    Add to Wish List
    Add to Compare

67 Items

Set Ascending Direction
Page
per page
Compare Products
  1. Remove This Item
Compare
Clear All
You have no items to compare.
My Wish List
Last Added Items
  1. Add to Cart
    Remove This Item
Go to Wish List
You have no items in your wish list.