&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. Rings
  2. Oval
  3. Round
  4. Heart
  5. Trapezoid
Clear All

17 Items

Set Ascending Direction
  1. AENR-2399 Avi & Co. 8895
    Avi & Co. Round Cut Diamond Engagement Ring
    Avi & Co. Round Cut Diamond Engagement Ring

    18K White Gold Round Cut Diamond Engagement Ring, 3.71 CT

    18K White Gold Round Cut Diamond Engagement Ring, 3.71 CT
    $65,000

    Add to Wish List
    Add to Compare
  2. ARNG-509 Avi & Co. 8256
    Avi & Co. Round Engagement Ring
    Avi & Co. Round Engagement Ring

    Platinum Round Cut Diamond Engagement Ring, C-8.14 CT, S-0.90 CT

    Platinum Round Cut Diamond Engagement Ring, C-8.14 CT, S-0.90 CT
    $255,000

    Add to Wish List
    Add to Compare
  3. ARNG-373 Avi & Co. 8224
    Avi & Co. Heart and Radiant Cut Diamond Halo Toi et Moi Ring
    Avi & Co. Heart and Radiant Cut Diamond Halo Toi et Moi Ring

    Platinum Heart & Radiant Cut Halo Diamond Toi et Moi Ring, HR-5.01 CT, RAD-5.02 CT, S-1.25 CT

    Platinum Heart & Radiant Cut Halo Diamond Toi et Moi Ring, HR-5.01 CT, RAD-5.02 CT, S-1.25 CT
    $235,000

    Add to Wish List
    Add to Compare
  4. ARNG-507 Avi & Co. 8203
    Avi & Co. Oval & Round Cut Diamond Engagement Ring
    Avi & Co. Oval & Round Cut Diamond Engagement Ring

    14K White Gold Oval & Round Cut Diamond Engagement Ring, C-6.03 CT, S-0.30 CT

    14K White Gold Oval & Round Cut Diamond Engagement Ring, C-6.03 CT, S-0.30 CT
    $185,000

    Add to Wish List
    Add to Compare
  5. ARNG-375 Avi & Co. 7395
    Avi & Co. Oval Cut Diamond Toi et Moi Ring
    Avi & Co. Oval Cut Diamond Toi et Moi Ring

    Platinum Oval Cut Diamond Toi et Moi Ring, C-7.09 CT, S-1.24 CT

    Platinum Oval Cut Diamond Toi et Moi Ring, C-7.09 CT, S-1.24 CT
    $135,000

    Add to Wish List
    Add to Compare
  6. ARNG-358 Avi & Co. 6713
    Avi & Co. Heart and Emerald Cut Diamond Halo Toi et Moi Ring - Avi & Co. 1
    Avi & Co. Heart and Emerald Cut Diamond Halo Toi et Moi Ring

    18K White Gold Heart & Emerald Cut Halo Diamond Toi et Moi Ring, H-2.70 CT, M-2.44 CT

    18K White Gold Heart & Emerald Cut Halo Diamond Toi et Moi Ring, H-2.70 CT, M-2.44 CT
    $65,000

    Add to Wish List
    Add to Compare
  7. AENR-2384 Avi & Co. 6641
    Avi & Co. Oval & Pear Cut Diamond Ring - Avi & Co. 1
    Avi & Co. Oval Cut & Pear-Shaped Diamond Engagement Ring

    Platinum Oval Cut & Pear-Shaped Diamond Engagement Ring, C-10.02 CT, S-1.20 CT

    Platinum Oval Cut & Pear-Shaped Diamond Engagement Ring, C-10.02 CT, S-1.20 CT
    $450,000
    Add to Wish List
    Add to Compare
  8. AENR02316 Avi & Co. 6566
    Avi & Co. Oval Cut Diamond Band Ring Platinum Oval Cut Center & Diamond Band Ring, C-10.06CT, S-1.25CT - Avi & Co. 1
    Avi & Co. Oval Cut Diamond Engagement Ring

    Platinum Oval Cut Center & Diamond Engagement Ring, C-10.06 CT, S-1.25 CT

    Platinum Oval Cut Center & Diamond Engagement Ring, C-10.06 CT, S-1.25 CT
    $280,000

    Add to Wish List
    Add to Compare
  9. ARNG-229 Avi & Co. 6564
    Avi & Co. Round Center Cushion Halo Ring 18K White Gold Round Center Cushion Halo Ring, C-1.51CT, S-.70CT - Avi & Co. 1
    Avi & Co. Round & Cushion Cut Diamond Engagement Ring

    18K White Gold Round & Cushion Diamond Halo Engagement Ring, C-1.51 CT, S-0.70CT

    18K White Gold Round & Cushion Diamond Halo Engagement Ring, C-1.51 CT, S-0.70CT
    $16,500

    Add to Wish List
    Add to Compare
  10. AENR02325 Avi & Co. 6563
    Avi & Co. Round Center Pave Diamond Ring 14K White Gold Round Center Diamond Pave Band Ring, C-8.14CT, S-2CT - Avi & Co. 1
    Avi & Co. Round Cut Diamond Engagement ring

    14K White Gold Round Center Diamond Engagement Ring, C-8.14 CT, S-2 CT

    14K White Gold Round Center Diamond Engagement Ring, C-8.14 CT, S-2 CT
    $240,000
    Add to Wish List
    Add to Compare
  11. ARNG-296 Avi & Co. 6269
    Avi & Co. 18K Yellow Gold Oval Cut Yellow Diamond Eternity Ring, 18.47CT - Avi & Co. 1
    Avi & Co. Fancy Yellow Oval Cut Eternity Band Ring

    18K Yellow Gold Oval Cut Yellow Diamond Eternity Ring, 18.47 CT

    18K Yellow Gold Oval Cut Yellow Diamond Eternity Ring, 18.47 CT
    $85,000
    Add to Wish List
    Add to Compare
  12. AENR-2374 Avi & Co. 6265
    Avi & Co. Platinum 18K Rose Gold Oval Cut Pink Diamond Halo Ring, C-20.53, S-1.75CT - Avi & Co. 1
    Avi & Co. Fancy Pink Oval Cut Diamond Halo Ring

    Platinum 18K Rose Gold Oval Cut Pink Diamond Halo Ring, C-20.53, S-1.75 CT

    Platinum 18K Rose Gold Oval Cut Pink Diamond Halo Ring, C-20.53, S-1.75 CT
    $750,000

    Add to Wish List
    Add to Compare
  13. 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
  14. 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
  15. 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
  16. ARNG-482 Avi & Co. 8825
    Avi & Co. Heart & Round Cut Diamond Engagement Ring
    Avi & Co. Heart & Round Cut Diamond Engagement Ring

    Platinum Heart & Round Cut Diamond Engagement Ring, C-11.30 CT, S-1.20 CT

    Platinum Heart & Round Cut Diamond Engagement Ring, C-11.30 CT, S-1.20 CT
    Call for Availability
    Add to Wish List
    Add to Compare
  17. 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

17 Items

Set Ascending Direction
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.