Filter the results by
Stone Type
  • Amethysts
    9 products
  • Aquamarines
    19 products
  • Blue Topazes
    146 products
  • Citrines
    2 products
  • Diamonds
    223 products
  • Emeralds
    9 products
  • Garnets
    4 products
  • Iolite
    4 products
  • Onyx Stones
    2 products
  • Opals
    3 products
  • Peridots
    5 products
  • Rubies
    12 products
  • Sapphires
    70 products
  • Smoky Quartz Stones
    1 product
  • Tanzanite
    4 products
  • Topaz
    1 product
  • Tourmaline
    4 products
  • Tsavorite
    2 products

Birthstone

Diamond Shape
  • Baguette
    3 products
  • Brilliant Cut
    44 products
  • Cushion
    5 products
  • Oval
    5 products
  • Pear
    3 products
  • Princess
    10 products
  • Round  
    223 products
  • Trilliant
    1 product

Gemstone Color

Jewelry Type

Gold Karat

Jewelry Material

Store

Brand

Style

Diamond Clarity

Diamond Color

Gender and Age

Sort by

Women - 18 Karat - Rings - Blue - Round - Diamond Jewelry

  • 223 results

All to choose your Women - 18 Karat - Rings - Blue - Round - Diamond Jewelry, 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.

  • Palm Beach Jewelry 18k Gold/Silver London Blue Topaz Ring Size: 6 (491706)
    $79.99

    Palm Beach Jewelry 18k Gold/Silver London Blue Topaz Ring Size: 6 (491706)

    491706 Size: 6 The steely splendor of London blue topaz... Round twinkling diamond accents highlight the coveted, deep blue color London blue topaz center stone to create a stunning arrangement of sparkle and glamour. Feature: -Ring. -Available in... More details

  • Suzanne Kalan Suzanne Kalan "The Classics" 6mm Round Blue Topaz Ring, Size 7
    $1200.00

    Suzanne Kalan Suzanne Kalan "The Classics" 6mm Round Blue Topaz Ring, Size 7

    More details

  • Suzanne Kalan Suzanne Kalan "The Classics" 6mm Round Blue Topaz Ring, Size 5
    $1200.00

    Suzanne Kalan Suzanne Kalan "The Classics" 6mm Round Blue Topaz Ring, Size 5

    More details

  • Suzanne Kalan Suzanne Kalan "The Classics" 6mm Round Blue Topaz Ring, Size 6
    $1200.00

    Suzanne Kalan Suzanne Kalan "The Classics" 6mm Round Blue Topaz Ring, Size 6

    More details

  • Barbara Bixby Sterling/18K Blue Diamond & Gemstone Ganesh Ring
    392.00

    Time : QVC has a Hassle-Free, 30-Day Return Policy. See site for details.
    Shipping : $8.72

    Barbara Bixby Sterling/18K Blue Diamond & Gemstone Ganesh Ring

    A stunning statement piece. This elaborate ring showcases a brushed sterling silver Ganesh adorned with 18K yellow gold jewelry accents and a bezel-set, round rhodolite on his forehead. Bead-set, round blue diamonds with black rhodium-plated prongs... More details

  • Aquamarine and Diamond Ring in 18k White Gold (8x6mm)
    1,150.00

    Time : Free FedEx Shipping and 30-Day Returns
    Shipping : free

    Aquamarine and Diamond Ring in 18k White Gold (8x6mm)

    A light blue aquamarine, the birthstone for March, is prong-set in 18k white gold and accented by two brilliant round diamonds. More details

  • Tanzanite & Diamond Cocktail Ring 5.25 Ct 18k White Gold
    3,879.00

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

    Tanzanite & Diamond Cocktail Ring 5.25 Ct 18k White Gold

    Carat Weight: 4.30 Shape: Oval (11.76 x 8.68) Color: clean/Blue Clarity: AA Side Diamonds: Carat Weight: 0.95 Shape: Round (72) Color: F/G Clarity: SI Setting: 18k White Gold, prong set More details

  • 1.13 TCW Genuine Midnight Blue Sapphire 18k Yellow Gold Over Sterling Silver Ring, Size 10,5,6,7,8 by PalmBeach Jewelry
    79.99

    Time : 4 Easy Payments of $20
    Shipping : free

    1.13 TCW Genuine Midnight Blue Sapphire 18k Yellow Gold Over Sterling Silver Ring, Size 10,5,6,7,8 by PalmBeach Jewelry

    . Unmistakably modern, round midnight blue sapphire ring, 1.13 carat T.W., sets a new sparkle standard with its luxe glow and glittering diamond accents above, below and in between. 18k gold over sterling silver. Sizes 5-10. (All carat weights are... More details

  • Blue Topaz and Diamond Ring in 18k White Gold (10x8mm)
    1,450.00

    Time : Free FedEx Shipping and 30-Day Returns
    Shipping : free

    Blue Topaz and Diamond Ring in 18k White Gold (10x8mm)

    A vision of vivid color, this topaz and diamond ring features an oval blue topaz framed by forty-four pave-set round diamonds in 18k white gold. More details

  • Round Cut Diamond & Sapphire Cocktail Ring 1.52 Ct 18k White Gold
    1,869.00

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

    Round Cut Diamond & Sapphire Cocktail Ring 1.52 Ct 18k White Gold

    Center Diamond:Carat Weight: 0.62 Shape: Round (1)Color: I/J Clarity: SI-1 Sapphire Info:Carat Weight: 0.63 Color: clean/Blue Clarity: AA Quantity: 26 Side Diamond Info:Carat weight:0.27 Color: F/G Clarity: SI Shape: Round Setting: 18k White Gold... More details

  • 3.80 TCW Blue Sapphire Oval-Cut Ring With Diamond Accents in 18k Gold Over Sterling Silver, Size 10,6,7,8,9 by PalmBeach Jewelry
    63.99

    Time : 4 Easy Payments of $16
    Shipping : free

    3.80 TCW Blue Sapphire Oval-Cut Ring With Diamond Accents in 18k Gold Over Sterling Silver, Size 10,6,7,8,9 by PalmBeach Jewelry

    . This 3.80 carats T.W. lustrous blue sapphire ring is a knockout. The champ of all sapphire rings with it's generous center stone and decorative diamond accents. Set in 18k gold over sterling silver. Sizes 6-10. Keywords: gold, gold and silver,... More details

  • Sapphire and Diamond Ring in 18k White Gold (7x5mm)
    2,000.00

    Time : Free FedEx Shipping and 30-Day Returns
    Shipping : free

    Sapphire and Diamond Ring in 18k White Gold (7x5mm)

    Cool in color, this sapphire and diamond ring features a deep-blue oval sapphire prong-set in 18k white gold and accented with two round diamonds creating a beautiful three-stone ring. More details

  • 2.48ct Tanzanite & Diamond Halo Engagement Ring 18k White Gold
    2,295.00

    Time : see site
    Shipping : free

    2.48ct Tanzanite & Diamond Halo Engagement Ring 18k White Gold

    Top blue purple round tanzanite & diamond engagement ring. This ring features a diamond halo that surrounds the center stone. The diamonds weigh a total of 0.48ct. The ring is made of 18k solid white gold. More details

  • 18K White Solid Gold Diamond Three Stone Engagement Ring 1.12 Ctw
    1,311.00

    Time : see site
    Shipping : free

    18K White Solid Gold Diamond Three Stone Engagement Ring 1.12 Ctw

    This elegant engagement ring is crafted in lustrous 18K White Gold. The center stone is a blue aquamarine and weighs approximately 0.72 carats. Two brilliant round cut diamonds are prong set as side stones which weigh approximately 0.20 carats each. More details

  • Bella Sera Ring Round London Blue Topaz 18K Yellow Gold Ring with Pink Sapphire & Diamond
    3,061.00

    Time : In Stock
    Shipping : free

    Bella Sera Ring Round London Blue Topaz 18K Yellow Gold Ring with Pink Sapphire & Diamond

    Eleven beautiful gemstones of your choice will make the evening you propose a beautiful one indeed. More details

  • MORAGLIONE Made In Italy Topaz Ring Designed In 18K White Gold
    869.00

    Time : see site
    Shipping : $7.99

    MORAGLIONE Made In Italy Topaz Ring Designed In 18K White Gold

    original brand name: MORAGLIONE. product type: Ring. made in: ITALY. make: handmade. material: 18K White gold. total item weight: 9.3g . total gemstone carat weight: 7.20ctw . gemstone info . gemstone: diamond. quantity / ctw: 64/0.43ctw . shape:... More details

  • Victoria Townsend 18k Gold Over Sterling Silver Ring, Cushion-Cut Sapphire (1-3/4 ct. t.w.) and Diamond (1/10 ct. t.w.) Ring
    53.10

    Time : see site
    Shipping : $9.95

    Victoria Townsend 18k Gold Over Sterling Silver Ring, Cushion-Cut Sapphire (1-3/4 ct. t.w.) and Diamond (1/10 ct. t.w.) Ring

    Make a royal statement in this true blue style. Victoria Townsend's stunning design features a cushion-cut sapphire (1-3/4 ct. t.w.), round-cut diamonds (1/10 ct. t.w.), and a chic 18k gold over sterling silver setting. Size 7. More details

  • Ippolita Topaz & Diamond Constellation Ring
    2,900.00

    Time : see site
    Shipping : $32.00

    Ippolita Topaz & Diamond Constellation Ring

    Like the stars in the night sky, this Ippolita constellation ring glows with mesmerizing light, adding refined opulence to any ensemble. 18-karat yellow gold multi-band ring. Round-cut London blue topaz and diamond stations. Diamond, 0.50 total... More details

  • $12,500 1.82ct Natural Blue Sapphire, Ruby, Enamel & Diamond Lizard Pin 18k Yg
    6,174.99

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

    $12,500 1.82ct Natural Blue Sapphire, Ruby, Enamel & Diamond Lizard Pin 18k Yg

    Add our Store to your Favorites and receive our email newsletters about new items and special promotions! General Interest Natural Green Enamel, Blue Sapphires, Red Ruby:.61cts Color:Green, Blue, Red Clarity: Clean Total # Of Stones:22 Cut:Cabochon... More details

  • Sapphire and Diamond Ring in 18k White Gold (8x6mm)
    3,200.00

    Time : Free FedEx Shipping and 30-Day Returns
    Shipping : free

    Sapphire and Diamond Ring in 18k White Gold (8x6mm)

    Graceful in design, this sapphire and diamond ring features a deep-blue sapphire set in 18k white gold and perfectly accented with two brilliant round diamonds creating a beautiful three-stone ring. More details

  • 7.25 TCW Oval-Cut Genuine MI.D.night Blue Sapphire 18k Yellow Gold Over Sterling Silver Ring, Size 10,5,6,7,8,9 by PalmBeach Jewelry
    119.96

    Time : 4 Easy Payments of $30
    Shipping : free

    7.25 TCW Oval-Cut Genuine MI.D.night Blue Sapphire 18k Yellow Gold Over Sterling Silver Ring, Size 10,5,6,7,8,9 by PalmBeach Jewelry

    . Elegant and impressive at the same time. Midnight blue sapphire ring, 7.25 carats, designed with regal flair and encircled with a blaze of diamond accents. 18k gold over sterling silver. Sizes 5-10. Keywords: gold, gold and silver, pink gold,... More details

  • Channel Set Sapphire and Diamond Ring in 18k White Gold (0.18 ct. tw.)
    1,110.00

    Time : Free FedEx Shipping and 30-Day Returns
    Shipping : free

    Channel Set Sapphire and Diamond Ring in 18k White Gold (0.18 ct. tw.)

    Seven cool blue sapphires alternate with eight round diamonds, both channel-set in 18k white gold to provide a perfect balance of style and elegance. More details

  • 1.54ct Blue Round Diamond Engagement Ring Bridal Set 18k Black Gold With a 0.79ct Center Diamond and 0.75ct of Surrounding Diamonds
    2,199.00

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

    1.54ct Blue Round Diamond Engagement Ring Bridal Set 18k Black Gold With a 0.79ct Center Diamond and 0.75ct of Surrounding Diamonds

    This new certified 1.54ct diamond engagement ring and matching band are made in 18k black gold (an advanced electroplating solution of black rhodium with stabilizer is applied to the ring for its black finish). An excellent cut SI-1 clarity .79ct... More details

  • 4.50 Carat Round Brilliant Cut Diamond Certified Egl D-si Engagement 18k
    9,899.19

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

    4.50 Carat Round Brilliant Cut Diamond Certified Egl D-si Engagement 18k

    4.50 Ct Cut Diamond Anniversary Engagement Ring 18k EGL Certified Weight: 2.00 Ct Total Weight: 4.50 Ct Shape (Cut): Round Metal: 18k Color: D Ring Size: Re-sizable Clarity: SI1-SI2 Side Diamonds: 2.50 Ct Certificate: EGL Appraisal Value: $39,399.00... More details

  • 18k Yellow Gold Diamond and Blue Topaz Ring, Size 7 (0.30 cttw)
    2,094.00

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

    18k Yellow Gold Diamond and Blue Topaz Ring, Size 7 (0.30 cttw)

    Bold and full of colorful sparkle, the 18k Yellow Gold Diamond and Blue Topaz Ring is an exquisite accessory that will find a special place in her fine gemstone collection. A princess-shaped blue topaz stone forms the square shape top of this ring. More details

Legal informations