Results in Cushion SI1 Loose Natural Diamonds

1-25 of 4,703

  • 1.02 carat CUSHION cut DIAMOND GIA report H color SI1 clarity excellent loose

    1.02 carat CUSHION cut DIAMOND GIA report H color SI1 clarity excellent loose

    SI1 Clarity. Clarity: -SI1 - Very very clean. Diamond was graded by the GIA Gemological Laboratory. CUSHION Cut Shape. Cut: - Shape -CUSHION Cut. Carat of center diamond: - Weight -1.02 ct. Gem Type: - 100% Natural Diamond.
    £2,894.64
    From United States
    Available for Best Offeror Best Offer
    £39.65 postage
  • 0.23ct Pink Diamond - Natural Loose Fancy Light Pink Cushion SI1 GIA Fancy Color

    0.23ct Pink Diamond - Natural Loose Fancy Light Pink Cushion SI1 GIA Fancy Color

    Clarity - SI1. Color - Fancy Light Brownish Pink. Shape - Cushion. DIAMOND INFORMATION. - Don't miss out on these great deals ! 100% natural color no treated at all. Cut Grade - VG. Carat Weight - 0.23ct.
    £1,427.50
    From United States
    Available for Best Offeror Best Offer
    Free P&P
  • loose GIA certified cushion .51ct diamond SI1 I vintage estate antique

    loose GIA certified cushion .51ct diamond SI1 I vintage estate antique

    SI1 CLARITY I COLOR. GIA CERTIFIED. LOOSE CUSHION DIAMOND. 51CT. Diamond Information. 5.63 X 4.69 X 2.38MM. Resizing and Fees.
    £499.62
    From United States
    Was: Previous price£555.13
    Available for Best Offeror Best Offer
    £21.41 postage
  • 5 Carat Cushion Cut Loose Diamond GIA Certified M/SI1 +Free Ring (2175821269)

    5 Carat Cushion Cut Loose Diamond GIA Certified M/SI1 +Free Ring (2175821269)

    100% Natural, GIA Certified Cushion Loose Diamond. Clarity: SI1. Including A Free 14k Solitaire Ring Or Pendant of Your Choice! Stone Shape: Cushion. Certifying Lab: GIA. EGL or GIA. We cut round, princess, emerald & asscher diamonds exclusively in out cutting house located in Belguim and Israel.
    £20,746.26
    From United States
    Available for Best Offeror Best Offer
    £62.65 postage
  • ANTIQUE 1.2ct J Si1 OLD MINE CUT DIAMOND EGL-USA CERTIFIED LOOSE CUSHION VINTAGE

    ANTIQUE 1.2ct J Si1 OLD MINE CUT DIAMOND EGL-USA CERTIFIED LOOSE CUSHION VINTAGE

    Featured here is a one of a kind antique diamond that weighs 1.20ct and it has been certified by EGL-USA! This unique stone is an Old Mine cut diamond with gorgeous old world sparkle and life. The faceting and lovely cushion shape of this diamond must be seen in person to be fully appreciated as the photos do not do it justice.
    £2,613.11
    From United States
    £27.76 postage
  • 4.08ct Fancy Orange Brown SI1 Cushion Cut Diamond GIA R6245 Diamonds by Lauren

    4.08ct Fancy Orange Brown SI1 Cushion Cut Diamond GIA R6245 Diamonds by Lauren

    ITEM #: R6245. The 4.08ct graded Fancy Orange Brown SI1 by GA is a very lively stone considering the depth of color, which is substantial. The orange is easy to see. It is a great SI1 - totally eye clean.vvI love the cut as well.
    £21,804.99
    From United States
    £79.31 postage
  • 4 Carat Cushion Cut Loose Diamond GIA Certified K/SI1 +Free Ring (2173860810)

    4 Carat Cushion Cut Loose Diamond GIA Certified K/SI1 +Free Ring (2173860810)

    100% Natural, GIA Certified Cushion Loose Diamond. Clarity: SI1. Including A Free 14k Solitaire Ring Or Pendant of Your Choice! Stone Shape: Cushion. Certifying Lab: GIA. EGL or GIA. We cut round, princess, emerald & asscher diamonds exclusively in out cutting house located in Belguim and Israel.
    £23,782.07
    From United States
    Available for Best Offeror Best Offer
    £62.65 postage
  • 2.07ct Fancy Light Yellow Brown SI1 Cushion Cut Diamond R6301 Diamonds by Lauren

    2.07ct Fancy Light Yellow Brown SI1 Cushion Cut Diamond R6301 Diamonds by Lauren

    ITEM #: R6301. The hue is more akin to honey, as opposed to copper, or mocha, like the other browns. The brighter colors are sometimes harder to find. I was also drawn to the cut. The shape is pleasing - almost square.
    £4,619.53
    From United States
    £79.31 postage
  • 3 carat CUSHION cut DIAMOND GIA certificate F color SI1 clarity excellent loose

    3 carat CUSHION cut DIAMOND GIA certificate F color SI1 clarity excellent loose

    SI1 Clarity. Clarity: -SI1 - Very eye clean. Diamond was graded by the GIA Gemological Laboratory. CUSHION Cut Shape. - It is real Beauty, Brilliant, Fiery, full of Sparkle. Cut: - Shape -CUSHION Cut.
    £28,946.43
    From United States
    Available for Best Offeror Best Offer
    £39.65 postage
  • .51ct Fancy Light Yellow SI1 Cushion Cut Diamond GIA R6884 Diamonds by Lauren

    .51ct Fancy Light Yellow SI1 Cushion Cut Diamond GIA R6884 Diamonds by Lauren

    ITEM #: R6884. Fancy Light Yellow diamonds represent a wonderful value. This particular Fancy Light Yellow Cushion Diamond is made even more remarkable by the cut. In this case, we have a cushion which was cut from a slightly shallow piece of rough diamond.
    £958.80
    From United States
    £79.31 postage
  • 1 carat CUSHION cut DIAMOND GIA cert. D color SI1 clarity VG no floures. loose

    1 carat CUSHION cut DIAMOND GIA cert. D color SI1 clarity VG no floures. loose

    SI1 Clarity. Clarity: -SI1 - Very eye clean. Diamond was graded by the GIA Gemological Laboratory. CUSHION Cut Shape. - It is real Beauty, Brilliant, Fiery, full of Sparkle. Cut: - Shape -CUSHION Cut.
    £3,806.65
    From United States
    Available for Best Offeror Best Offer
    £39.65 postage
  • 0.54 Cts Natural Loose Diamond Cut Cushion Light Yellow Color SI1 L4506

    0.54 Cts Natural Loose Diamond Cut Cushion Light Yellow Color SI1 L4506

    Shape : Cushion Diamond Cut. “Product will have slight change in color as compared to the picture because of photographic effects”. Color : Light Yellow. Diamond D ESCRIPTION. You will be responsible for all import duties in your country.
    £252.00
    From India
    Free P&P
  • 1.5CT F SI1 Cushion GIA Certified & Natural Brilliant Loose Diamond (2176735753)

    1.5CT F SI1 Cushion GIA Certified & Natural Brilliant Loose Diamond (2176735753)

    An ideal diamond cut is neither too deep nor too shallow, allowing for the maximum light to reflect through the top, or table, of the diamond. Often times, manufacturers and diamond cutters will compromise the cut to increase the total carat weight of the diamond.
    £5,395.92
    From United States
    RRP Previous price£7,518.13
    Available for Best Offeror Best Offer
    £27.75 postage
  • 1.06ct Fancy Brown SI1 Cushion Cut Diamond R7498 Diamonds By Lauren

    1.06ct Fancy Brown SI1 Cushion Cut Diamond R7498 Diamonds By Lauren

    ITEM #: R7498. 1.06ct Fancy Brown SI1 Cushion Cut Diamond. It is not cut quite the same way you would cut a white diamond, because the goals are different. The girdle is a bit heavier than I would want in a colorless diamond.
    £1,613.86
    From United States
    £79.31 postage
  • 0.29 cts Certified Cushion Cut SI1 Fancy Yellow Green Loose Natural Diamond 7927

    0.29 cts Certified Cushion Cut SI1 Fancy Yellow Green Loose Natural Diamond 7927

    Color : Fancy Yellowish Green. Clarity / Grade : SI1. Weight (Carats) : 0.29 Cts. Cut / Shape : Cushion Brilliant. We pride ourselves on providing high-end diamonds & jewelry at great prices! We can assure you, that our amazing diamonds will adorn you and your family for generations to come!
    £168.84
    From India
    Available for Best Offeror Best Offer
    £15.78 postage
  • 0.15 Cts Natural Loose Diamond Cut Cushion Shape Light Pink Color N1321

    0.15 Cts Natural Loose Diamond Cut Cushion Shape Light Pink Color N1321

    COLOR - LIGHT PINK. SHAPE - CUSHION. “Product will have slight change in color as compared to the picture because of photographic effects”. TYPE - NATURAL DIAMONDS. MODEL - N1321. We are from the "DIAMOND CITY OF INDIA" SURAT.
    £72.00
    From India
    Free P&P
  • 0.19 cts. Certified Cushion Cut SI1 Fancy Brown Color Loose Natural Diamond 7915

    0.19 cts. Certified Cushion Cut SI1 Fancy Brown Color Loose Natural Diamond 7915

    Clarity / Grade : SI1. Weight (Carats) : 0.19 Cts. Color : Fancy Brown. Cut / Shape : Cushion Brilliant. We pride ourselves on providing high-end diamonds & jewelry at great prices! We can assure you, that our amazing diamonds will adorn you and your family for generations to come!
    £126.02
    From India
    Available for Best Offeror Best Offer
    £15.78 postage
  • 2.13CT E SI1 Cushion GIA Certified & Natural Loose Diamond (5176478097)

    2.13CT E SI1 Cushion GIA Certified & Natural Loose Diamond (5176478097)

    An ideal diamond cut is neither too deep nor too shallow, allowing for the maximum light to reflect through the top, or table, of the diamond. Often times, manufacturers and diamond cutters will compromise the cut to increase the total carat weight of the diamond.
    £11,857.72
    From United States
    RRP Previous price£19,537.64
    Available for Best Offeror Best Offer
    £27.75 postage
  • 2.5 Carat Cushion Cut Loose Diamond GIA Certified F/SI1 +Free Ring (2227681505)

    2.5 Carat Cushion Cut Loose Diamond GIA Certified F/SI1 +Free Ring (2227681505)

    100% Natural, GIA Certified Cushion Loose Diamond. Clarity: SI1. Including A Free 14k Solitaire Ring Or Pendant of Your Choice! Stone Shape: Cushion. Certifying Lab: GIA. EGL or GIA. We cut round, princess, emerald & asscher diamonds exclusively in out cutting house located in Belguim and Israel.
    £18,505.10
    From United States
    Available for Best Offeror Best Offer
    £62.65 postage
  • 0.05 Cts Natural Loose Diamond Cut Cushion Shape Blue Si1 Clarity L4878

    0.05 Cts Natural Loose Diamond Cut Cushion Shape Blue Si1 Clarity L4878

    Shape : Cushion Diamond Cut. “Product will have slight change in color as compared to the picture because of photographic effects”. Clarity : SI1. Color : Blue. Treatment : Color Enhanced 100% Natural Diamonds.
    £11.00
    From India
    Free P&P
  • .61ct Fancy Yellow SI1 Cushion Cut Diamond GIA R6875 Diamonds by Lauren

    .61ct Fancy Yellow SI1 Cushion Cut Diamond GIA R6875 Diamonds by Lauren

    ITEM #: R6875.61ct Fancy Yellow SI1 Cushion Cut Diamond. CLARITY: SI1. Basically, indoors the stone looks very much like a Fancy Intense Yellow. Always yellow, but the changes are interesting and beautiful.
    £1,463.18
    From United States
    £79.31 postage
  • Pink Diamond - Natural Loose Fancy Deep Pink GIA Certified 0.37ct Cushion SI1

    Pink Diamond - Natural Loose Fancy Deep Pink GIA Certified 0.37ct Cushion SI1

    Clarity -SI1. Color -Fancy Deep Pink. Shape - Cushion. DIAMOND INFORMATION. - Don't miss out on these great deals ! Cut Grade -EX. The merchandise must precisely match product data records. All orders are free of charge anywhere in the world!
    £10,547.60
    From United States
    Available for Best Offeror Best Offer
    Free P&P
  • .55ct Fancy Yellow SI1 Cushion Cut Diamond GIA R6887 Diamonds by Lauren

    .55ct Fancy Yellow SI1 Cushion Cut Diamond GIA R6887 Diamonds by Lauren

    ITEM #: R6887.55ct Fancy Yellow SI1 Cushion Cut Diamond. Here is a lovely Fancy Yellow Cushion Diamond for sale. The stone is almost straight edged. Really nice brilliance. Even sparkle, no large dark areas.
    £1,280.78
    From United States
    £79.31 postage
  • Green Diamond - 0.51ct Natural Loose Fancy Light Green Color GIA Cushion SI1

    Green Diamond - 0.51ct Natural Loose Fancy Light Green Color GIA Cushion SI1

    Certificate Number - GIA 2171521418. Clarity - SI1. Shape - Cushion. Color - Fancy Light Green. DIAMOND INFORMATION. - Don't miss out on these great deals ! 100% natural color no treated at all. Cut Grade - VG.
    £6,503.03
    From United States
    Available for Best Offeror Best Offer
    Free P&P
  • 0.61 Carat Cushion Cut Loose Diamond GIA Certified F/SI1 +Free Ring (1172894900)

    0.61 Carat Cushion Cut Loose Diamond GIA Certified F/SI1 +Free Ring (1172894900)

    100% Natural, GIA Certified Cushion Loose Diamond. Clarity: SI1. Including A Free 14k Solitaire Ring Or Pendant of Your Choice! Stone Shape: Cushion. Certifying Lab: GIA. EGL or GIA. We cut round, princess, emerald & asscher diamonds exclusively in out cutting house located in Belguim and Israel.
    £1,336.29
    From United States
    Available for Best Offeror Best Offer
    £62.65 postage

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