Marquise|Lab Grown|IGI

9.07ct H SI1 Marquise Lab Grown Diamond

EX • H/SI1 • IGI LG750575442

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG750575442

Diamond specifications and retailer prices

From €1,000 EUR
$1,117 USD
As of October 30, 2026
Save €7,128 EUR (88%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €8,127 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 9.07ct lab-grown marquise diamond

This 9.07ct lab-grown marquise sits in the over five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG750575442 or 750575442. Listed at 16 retailers as of October 30, 2026, with prices from €1,000 to €8,127, a €7,128 spread on the same certified stone. Brilliant Earth lists it at €8,127. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

9.07
Carat
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG750575442
Dimensions21.23 × 11.08 × 6.73 mm
L/W Ratio1.92
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
21.23 mm11.08 mm9.07 ctH / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG750575442
Side View
Table 62.0%Crown 34.2°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 60.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €8,127 EUR|Low: €962 EUR|High: €8,127 EUR|Avg: €2,566 EUR|+50.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 1, 2026
Retailer 3€1,000 EUR
Retailer 2€1,088 EUR
Retailer 6€1,160 EUR
Retailer 14€1,316 EUR
Retailer 12€1,380 EUR
Retailer 10€1,472 EUR
Retailer 17€1,671 EUR
Retailer 9€1,682 EUR
Retailer 11€1,846 EUR
Retailer 13€2,174 EUR
Retailer 15€2,353 EUR
Retailer 4€3,517 EUR
Retailer 7€3,807 EUR
Retailer 8€3,840 EUR
Retailer 5€4,057 EUR
Retailer 16€4,529 EUR
Brilliant Earth€8,127 EUR

16 data points across 17 retailers

16 retailers€1,000 EUR to €8,127 EUR

B+
Cheapest Retailer
-
€1,000 EUR
$1,117 USD
B+
Retailer 2
-
€1,088 EUR
$1,216 USD
View
B+
Retailer 3
-
€1,160 EUR
$1,296 USD
View
B+
Retailer 4
-
€1,316 EUR
$1,470 USD
View
B+
Retailer 5
-
€1,380 EUR
£1,214 GBP
View
B+
Retailer 6
-
€1,472 EUR
$1,644 USD
View
Final sale: no returns
B+
Retailer 7
-
€1,671 EUR
$1,867 USD
View
B+
Retailer 8
-
€1,846 EUR
$2,062 USD
View
B+
Retailer 9
-
€2,174 EUR
$2,429 USD
View
B+
Retailer 10
-
€2,353 EUR
$2,629 USD
View
B+
Retailer 11
-
€3,517 EUR
$3,929 USD
View
B+
Retailer 12
-
€3,807 EUR
£3,349 GBP
View
B+
Retailer 13
-
€3,840 EUR
$4,290 USD
View
B+
Retailer 14
-
€4,057 EUR
$4,533 USD
View
B+
Retailer 15
-
€4,529 EUR
$5,060 USD
View
Most Expensive
B
Brilliant Earth
16865918A · Oct 31
€8,127 EUR
$9,080 USD
View
15 more retailers have this diamond
Prices start from €1,000 EURSave up to €7,128 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
9.07ct Marquise
€1,000 EUR