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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.

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  1. Rings
  2. Heart
  3. Cushion
  4. Oval
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17 Items

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  1. ARNG-293 Avi & Co. 8893
    Avi & Co. 18K Yellow Gold Oval Cut Yellow Diamond Eternity Ring, 18.47CT - Avi & Co. 1
    Avi & Co. Fancy Yellow Cushion Cut Eternity Band Ring

    18K Yellow Gold Cushion Cut Yellow Diamond Eternity Ring, 18.39 CT

    18K Yellow Gold Cushion Cut Yellow Diamond Eternity Ring, 18.39 CT
    $65,000

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  2. 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

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  3. 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

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  4. ARNG-489 Avi & Co. 8061
    Avi & Co. Fancy Yellow Cushion Cut Diamond Halo Ring
    Avi & Co. Fancy Yellow Cushion Cut Diamond Halo Ring

    18K White Gold Fancy Yellow Cushion & Round Cut Diamond Halo Ring, C-9.23 CT, S-1.90 CT

    18K White Gold Fancy Yellow Cushion & Round Cut Diamond Halo Ring, C-9.23 CT, S-1.90 CT
    $180,000

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  5. AFNC-1202 Avi & Co. 7632
    Avi & Co. Fancy Yellow Cushion & Trapezoid Cut Diamond 3 Stone Ring
    Avi & Co. Fancy Yellow Cushion & Trapezoid Cut Diamond 3 Stone Ring

    Platinum Cushion & Trapezoid Cut Fancy Yellow Diamond 3 Stone Ring, C-10.59 CT, S-1.14 CT

    Platinum Cushion & Trapezoid Cut Fancy Yellow Diamond 3 Stone Ring, C-10.59 CT, S-1.14 CT
    $245,000

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  6. 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

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  7. 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

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  8. ARNG-225 Avi & Co. 6643
    Avi & Co. Cushion Cut Diamond Halo Ring - Avi & Co. 1
    Avi & Co. Cushion Cut Diamond Engagement Ring

    Platinum Cushion Cut Diamond Halo Ring, C-8.04 CT, S-3.50 CT

    Platinum Cushion Cut Diamond Halo Ring, C-8.04 CT, S-3.50 CT
    $210,000

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  9. 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
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  10. AFNC01197 Avi & Co. 6619
    Avi & Co. Cushion Cut Fancy Yellow Diamond Pave Halo Ring - Avi & Co. 1
    Avi & Co. Fancy Yellow Cushion Cut Diamond Pave Halo Ring

    Platinum & 18K Gold Cushion Cut Fancy Yellow Diamond Pave Halo Ring, C-50.11 CT, S-2.4 CT

    Platinum & 18K Gold Cushion Cut Fancy Yellow Diamond Pave Halo Ring, C-50.11 CT, S-2.4 CT
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  11. 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

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  12. ARNG-246 Avi & Co. 6376
    Platinum Cushion Cut Diamond Pave Band Ring, 9.91CT - Avi & Co. 1
    Avi & Co. Cushion Cut Diamond Engagement Ring

    Platinum Cushion Cut Diamond Pave Band Ring, 9.91 CT

    Platinum Cushion Cut Diamond Pave Band Ring, 9.91 CT
    $250,000

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  13. 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
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  14. 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

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  15. 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

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  16. AENR-2378 Avi & Co. 6227
    Avi & Co. Engagement Rings, Platinum 18K Rose Gold Cushion Cut Pink Diamond Ring, C-7.27CT, S-1.14CT, GIA - Avi & Co. 1
    Avi & Co. Fancy Pink Cushion & Round Cut Diamond Engagement Ring

    Platinum & 18K Rose Gold Cushion & Round Cut Pink Diamond Engagement Ring, C-7.27 CT, S-1.14 CT

    Platinum & 18K Rose Gold Cushion & Round Cut Pink Diamond Engagement Ring, C-7.27 CT, S-1.14 CT
    $195,000
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  17. 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
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