• 24/7 Customer Service
  • Lifetime Warranty
  • Free Shipping & Returns
  • 100% Money Back
    877-826-9866 | 24/7
    Search Options
    COLORLESS DIAMONDSFANCY COLOR DIAMONDS
    • Diamond Shape
      Round
      Princess
      Cushion
      Emerald
      Oval
      Radiant
      Asscher
      Marquise
      Heart
      Pear
    • This shape cannot be set with your setting
    • Diamond Color
    • Color
      ?
      • Diamond Clarity
      • Clarity
        ?
        • Diamond Origin

          Every diamond we feature is certified conflict-free and adheres to The Kimberley Process. All of our diamonds are natural and non-treated and are responsibly mined from around the world.

          Within our inventory, James Allen also offers CanadaMark diamonds which are of Canadian origin. They are tracked through audited processes and come with a unique certificate ensuring their origin.

        • Diamond Cut
        • Cut
          ?
          • Carat Weight
          • Carat
            ?
          • Price
          Advanced Options
          Showing 1,399 

          Marquise Cut Diamonds

          – All Viewable in 360° HD

          The marquise cut diamond is long and narrow with a large surface area, creating the illusion of greater size.
          Its elongated shape has pointed Ends, And Is Commonly Used As A Solitaire Or Enhanced By Smaller Side Stones.

          chat with a diamond expert
          Change View
          Sort By
          page load - render : 468.7354 ,snapshot:421.8713, page load end:421.8713 page load - stats :421.8713 total:15.6102 miniVer : 0 SPProcessor2 : 0 spp.GetPageXml() : 15.6102 jTrans : 15.6102 xnlRef : 15.6102 xnl n0 Transform: 78.1274 xnl n0 : 93.7376 xnl n1 Transform: 15.637 xnl n1 : 109.3746 xnl n2 Transform: 171.8644 xnl n2 : 296.877 xnl n3 Transform: 46.8594 xnl n3 : 343.7364 xnl n4 Transform: 15.6329 xnl n4 : 359.3693 xnl n5 Transform: 62.502 xnl n5 : 421.8713 xnl loop : 421.8713 template:1,#BodyContainer processTime:0 template:21,#WidePane processTime:0 template:1190,#SearchPane processTime:15.6102 template:1209,#ResultsItems processTime:0 template:99,#BreadCrumbsPane processTime:0 template:10.11,#Funnel processTime:0