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SI2 - 18 Karat - Diamond Necklaces

  • 146 results

All to choose your SI2 - 18 Karat - Diamond Necklaces, thanks to the web's most comprehensive price comparison and buying guide ! In this category you will find the best deals, consumer reviews, professional tests, photos and videos to help you choose the best products at the best price.

  • Diamond Audio Ladies Chocolate/white Diamond Pear Shape Fashion Ring
    $749.99 - $9500.00

    Diamond Audio Ladies Chocolate/white Diamond Pear Shape Fashion Ring

    Elegant 2.50 CT Brilliant Diamond Dangle Stud Earrings 14K White Gold 3/4in long Elegant. Genuine Diamonds. Solid 14K White Gold.With noticeable diamonds and shimmering shine, tasteful elegance and attractive design, she will be pleased to receive... More details

  • IGI Certified 18K White Gold Diamond Tennis Necklace (5.00 cttw, H-I Color, SI2-I1 Clarity), 17
    5,712.00

    Time : Get free shipping on orders over $25!
    Shipping : free

    IGI Certified 18K White Gold Diamond Tennis Necklace (5.00 cttw, H-I Color, SI2-I1 Clarity), 17

    All our diamond suppliers certify that to their best knowledge their diamonds are not conflict diamonds The total diamond carat weight listed is approximate. Variances may be up to .05 carats. Made in USA More details

  • 100% Natural 15.36 Tcw Zambia Green Emerald Diamond 18k White Gold Necklace
    15,960.00

    Time : Earn 2% eBay Bucks on qualifying purchases! Backed by eBay Buyer Protection Program. Terms and Condi
    Shipping : free

    100% Natural 15.36 Tcw Zambia Green Emerald Diamond 18k White Gold Necklace

    Store About Us Feedback Newsletter FAQs Ask Us Emerald:Carat Weight : 7.23 Carats Dimensions : 11.96 x 11.69 x 5.69 mm Cut : Good Color : Dark Green, Very Even Color Distribution Clarity : SI1-SI2 Polish : Very Good Origin : Zambia 100% natural... More details

  • 18k White-Gold, Solid Curve Diamond Journey Necklace, 0.96 ct. (Color: HI, Clarity: SI2)
    1,338.96

    Time : Fantastic prices with ease & comfort of Amazon.com!
    Shipping : $15.99

    18k White-Gold, Solid Curve Diamond Journey Necklace, 0.96 ct. (Color: HI, Clarity: SI2)

    This is truly a 'twist' on a classic, journey pendant. The round, prong set stones look fabulous as they gradually increase in size from the top to the bottom. What's unique about this setting is the gold or platinum that curves alongside the stones. More details

  • IGI Certified 18K Yellow Gold Diamond Tennis Necklace (6.00 cttw, H-I Color, SI2-I1 Clarity), 17
    6,395.00

    Time : Get free shipping on orders over $25!
    Shipping : free

    IGI Certified 18K Yellow Gold Diamond Tennis Necklace (6.00 cttw, H-I Color, SI2-I1 Clarity), 17

    All our diamond suppliers certify that to their best knowledge their diamonds are not conflict diamonds The total diamond carat weight listed is approximate. Variances may be up to .05 carats. Made in USA More details

  • 0.75 ct. H, SI2 Round Cut Diamond Solitaire Pendant and Necklace
    1,029.99

    Time : Free Shipping & Hassle Free Returns.
    Shipping : free

    0.75 ct. H, SI2 Round Cut Diamond Solitaire Pendant and Necklace

    Show her how much she's loved with a brilliant 0.75 ct. H, SI2 round diamond pendant. This lovely pendant comes with a matching 16 or 18-inch gold box chain. The elegant four-prong mounting was specially designed to highlight the natural beauty and... More details

  • SALAVETTI Made In Italy Necklace Designed In 18K White Gold
    2,319.00

    Time : see site
    Shipping : $7.99

    SALAVETTI Made In Italy Necklace Designed In 18K White Gold

    original brand name: Salavetti. product type: Necklace. made in: ITALY. material: 18K White gold. total item weight: 9.5g . total gemstone carat weight: 2.70ctw . necklace lock: lobster claw. pendant length: 40mm . pendant width: 18mm . gemstone... More details

  • 7.23ct Rectangular Dark Green Emerald 8.13ct Diamond 18k White Gold Necklace
    15,960.00

    Time : Earn 2% eBay Bucks on qualifying purchases! Backed by eBay Buyer Protection Program. Terms and Condi
    Shipping : free

    7.23ct Rectangular Dark Green Emerald 8.13ct Diamond 18k White Gold Necklace

    Store About Us Feedback Newsletter FAQs Ask Us Emerald:Carat Weight : 7.23 Carats Dimensions : 11.96 x 11.69 x 5.69 mm Cut : Good Color : Dark Green, Very Even Color Distribution Clarity : SI1-SI2 Polish : Very Good Origin : Zambia 100% natural... More details

  • IGI Certified 18K Yellow Gold Diamond Tennis Necklace (7.00 cttw, H-I Color, SI2-I1 Clarity), 17
    7,656.00

    Time : Get free shipping on orders over $25!
    Shipping : free

    IGI Certified 18K Yellow Gold Diamond Tennis Necklace (7.00 cttw, H-I Color, SI2-I1 Clarity), 17

    All our diamond suppliers certify that to their best knowledge their diamonds are not conflict diamonds The total diamond carat weight listed is approximate. Variances may be up to .05 carats. Made in USA More details

  • Heart Shaped Natural Garnet and Diamond Necklace in 18k White Gold (G, SI2, 1.50 cttw) Certificate of Authenticity
    880.00

    Time : Fantastic prices with ease & comfort of Amazon.com!
    Shipping : $4.49

    Heart Shaped Natural Garnet and Diamond Necklace in 18k White Gold (G, SI2, 1.50 cttw) Certificate of Authenticity

    Heart Shaped Natural Garnet and Diamond Necklace in 18k White GoldThe center gem stone is a 7 x 7 mm heart shaped natural garnet and surround by dazzling icy white diamonds. A 18-inch 18k whit gold chain completes the stunning look. Heart themed... More details

  • 18k White Gold Round-Cut Basket Setting 3-Prong Diamond Solitaire Pendant (1/2 cttw, G-H Color, SI1-SI2 Clarity), 18
    1,553.00

    Time : Get free shipping on orders over $25!
    Shipping : free

    18k White Gold Round-Cut Basket Setting 3-Prong Diamond Solitaire Pendant (1/2 cttw, G-H Color, SI1-SI2 Clarity), 18

    Nothing captures the timeless brilliance of diamonds stones like a classic solitaire pendant. A round 1/2 ct stones reveals a G-H color and SI1-SI2 rating within a secure 3-prong setting. The prong setting allows for the stone to showcase its... More details

  • 1.35 ct. D, SI2 Pear Cut Diamond Solitaire Pendant and Necklace
    4,489.99

    Time : Free Shipping & Hassle Free Returns.
    Shipping : free

    1.35 ct. D, SI2 Pear Cut Diamond Solitaire Pendant and Necklace

    Show her how much she's loved with a brilliant 1.35 ct. D, SI2 pear-shaped diamond pendant. This lovely pendant comes with a matching 16 or 18-inch gold box chain. The elegant four-prong mounting was specially designed to highlight the natural... More details

  • NOVARESE AND SANNAZZARO Ruby Necklace Designed In 18K White Gold
    749.00

    Time : see site
    Shipping : $7.99

    NOVARESE AND SANNAZZARO Ruby Necklace Designed In 18K White Gold

    original brand name: NOVARESE and SANNAZZARO. product type: Necklace. material: 18K White gold. total item weight: 9.2g . total gemstone carat weight: 0.88ctw . necklace lock: lobster claw. pendant length: 32mm . pendant width: 26mm . gemstone info . More details

  • IGI Certified 18K Yellow Gold Diamond Tennis Necklace (5.00 cttw, H-I Color, SI2-I1 Clarity), 17
    5,712.00

    Time : Get free shipping on orders over $25!
    Shipping : free

    IGI Certified 18K Yellow Gold Diamond Tennis Necklace (5.00 cttw, H-I Color, SI2-I1 Clarity), 17

    All our diamond suppliers certify that to their best knowledge their diamonds are not conflict diamonds The total diamond carat weight listed is approximate. Variances may be up to .05 carats. Made in USA More details

  • 18K Yellow Gold Diamond Tennis Necklace (9.00 cttw, H-I Color, SI2-I1 Clarity), 17
    8,416.00

    Time : Get free shipping on orders over $25!
    Shipping : free

    18K Yellow Gold Diamond Tennis Necklace (9.00 cttw, H-I Color, SI2-I1 Clarity), 17

    All our diamond suppliers certify that to their best knowledge their diamonds are not conflict diamonds The total diamond carat weight listed is approximate. Variances may be up to .05 carats. Made in USA More details

  • Heart Natural Pink Sapphire and Diamond Necklace in 18k White Gold (G, SI2, 1.15 cttw) Certificate of Authenticity
    1,530.00

    Time : Fantastic prices with ease & comfort of Amazon.com!
    Shipping : $4.49

    Heart Natural Pink Sapphire and Diamond Necklace in 18k White Gold (G, SI2, 1.15 cttw) Certificate of Authenticity

    Heart Shaped Natural Pink Sapphire and Diamond Necklace in 18k White GoldThe center gem stone is a 6 x 6 mm heart shaped natural pink sapphire and surround by dazzling icy white diamonds. A 18-inch 18k whit gold chain completes the stunning look. More details

  • 18K White Gold Diamond Tennis Necklace (6.00 cttw, H-I Color, SI2-I1 Clarity), 17
    6,395.00

    Time : Get free shipping on orders over $25!
    Shipping : free

    18K White Gold Diamond Tennis Necklace (6.00 cttw, H-I Color, SI2-I1 Clarity), 17

    All our diamond suppliers certify that to their best knowledge their diamonds are not conflict diamonds The total diamond carat weight listed is approximate. Variances may be up to .05 carats. Made in USA More details

  • IGI Certified 18k White Gold Diamond Tennis Necklace (7.00 cttw, H-I Color, SI2-I1 Clarity), 17
    7,635.00

    Time : Get free shipping on orders over $25!
    Shipping : free

    IGI Certified 18k White Gold Diamond Tennis Necklace (7.00 cttw, H-I Color, SI2-I1 Clarity), 17

    Fill the neckline with the sheer elegance of the 18k White Gold Diamond Tennis Necklace. Natural white diamonds showcase the very-good cut of the stone in the prong-style setting. The 18k white gold that forms each link emphasizes the sparkle of the... More details

  • 1.25 ct. I, SI2 Pear Cut Diamond Solitaire Pendant and Necklace
    2,909.99

    Time : Free Shipping & Hassle Free Returns.
    Shipping : free

    1.25 ct. I, SI2 Pear Cut Diamond Solitaire Pendant and Necklace

    Show her how much she's loved with a brilliant 1.25 ct. I, SI2 pear-shaped diamond pendant. This lovely pendant comes with a matching 16 or 18-inch gold box chain. The elegant four-prong mounting was specially designed to highlight the natural... More details

  • DELLA RIVA Made In Italy Necklace Designed In 18K White Gold
    589.00

    Time : see site
    Shipping : $7.99

    DELLA RIVA Made In Italy Necklace Designed In 18K White Gold

    original brand name: Della RIVA. product type: Necklace. made in: ITALY. material: 18K White gold. total item weight: 5.5g . total gemstone carat weight: 1.20ctw . necklace lock: lobster claw. pendant length: 11mm . pendant width: 11mm . gemstone... More details

  • 18k Yellow Gold Round-Cut Basket Setting 3-Prong Diamond Solitaire Pendant (1/2 cttw, G-H Color, SI1-SI2 Clarity), 18
    1,553.00

    Time : Get free shipping on orders over $25!
    Shipping : free

    18k Yellow Gold Round-Cut Basket Setting 3-Prong Diamond Solitaire Pendant (1/2 cttw, G-H Color, SI1-SI2 Clarity), 18

    Nothing captures the timeless brilliance of diamonds stones like a classic solitaire pendant. A round 1/2 ct stones reveals a G-H color and SI1-SI2 rating within a secure 3-prong setting. The prong setting allows for the stone to showcase its... More details

  • Heart Shaped Natural Sapphire and Diamond Necklace in 18k White Gold (G, SI2, 1.15 cttw) Certificate of Authenticity
    1,265.00

    Time : Fantastic prices with ease & comfort of Amazon.com!
    Shipping : $4.49

    Heart Shaped Natural Sapphire and Diamond Necklace in 18k White Gold (G, SI2, 1.15 cttw) Certificate of Authenticity

    Heart Shaped Natural Sapphire and Diamond Necklace in 18k White GoldThis gorgeous heart motif diamond and sapphire pendant is inspired by Titanic Heart of the Ocean sapphire necklace. The blue sapphire is a symbol of Love and long-life remembrance... More details

  • Natural Sapphire and Diamond Necklace in 18k White Gold (G, SI2, 1.05 cttw) Certificate of Authenticity
    1,580.00

    Time : Fantastic prices with ease & comfort of Amazon.com!
    Shipping : $4.49

    Natural Sapphire and Diamond Necklace in 18k White Gold (G, SI2, 1.05 cttw) Certificate of Authenticity

    Oval Shaped natural sapphire and diamond pendant necklace in 18k white goldThis gorgeous diamond and sapphire necklace is beautifully crafted in 18k white gold and featured with a 6 x 4 mm oval shaped natural blue sapphire surrounded by dazzling icy... More details

  • 0.80 ct. F, SI2 Round Cut Diamond Solitaire Pendant and Necklace
    1,459.99

    Time : Free Shipping & Hassle Free Returns.
    Shipping : free

    0.80 ct. F, SI2 Round Cut Diamond Solitaire Pendant and Necklace

    Show her how much she's loved with a brilliant 0.80 ct. F, SI2 round diamond pendant. This lovely pendant comes with a matching 16 or 18-inch gold box chain. The elegant four-prong mounting was specially designed to highlight the natural beauty and... More details

  • 18k White Gold Circle Natural Sapphire and Diamond Necklace (G, SI2, 0.70 cttw) Certificate of Authenticity
    1,275.00

    Time : Fantastic prices with ease & comfort of Amazon.com!
    Shipping : $4.49

    18k White Gold Circle Natural Sapphire and Diamond Necklace (G, SI2, 0.70 cttw) Certificate of Authenticity

    This elegant circle cluster motif sapphire and diamond pendant is beautifully crafted in gleaming 18k white gold and featured with sparkling icy white natural diamonds and vivid blue sapphire. This circle diamond and blue sapphire pendant dangles... More details

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