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10.51ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG583316193

Shape and cutting style on the report: Round brilliant

Certificate IGI LG583316193

Diamond specifications and retailer prices

From €1,264 EUR
$1,412 USD
As of October 29, 2026
Save €6,139 EUR (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €7,402 EUR at Adiamor · As of October 31, 2026
View at Adiamor

About this 10.51ct lab-grown round diamond

This 10.51ct lab-grown round sits in the over five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG583316193 or 583316193. Listed at 12 retailers as of October 29, 2026, with prices from €1,264 to €7,402, a €6,139 spread on the same certified stone. Adiamor lists it at €7,402. 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

10.51
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG583316193
Dimensions14.17 × 14.21 × 8.57 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
14.17 mm14.21 mm10.51 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG583316193
Side View
Table 58.0%Crown 34.3°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €7,402 EUR|Low: €1,264 EUR|High: €19,788 EUR|Avg: €5,185 EUR
Adiamor
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
October 31, 2026
Retailer 10€1,264 EUR
Retailer 9€1,312 EUR
Retailer 7€1,375 EUR
Retailer 14€1,465 EUR
Retailer 11€1,620 EUR
Retailer 3€1,730 EUR
Retailer 13€1,940 EUR
Retailer 2€2,043 EUR
Retailer 12€2,359 EUR
Retailer 8€2,660 EUR
Retailer 4€2,747 EUR
Adiamor€7,402 EUR
Retailer 6€15,521 EUR
Retailer 5€19,788 EUR

4 data points across 14 retailers

12 retailers€1,264 EUR to €7,402 EUR

A
Cheapest Retailer
-
€1,264 EUR
$1,412 USD
A
Retailer 2
-
€1,312 EUR
£1,154 GBP
View
A
Retailer 3
-
€1,375 EUR
$1,536 USD
View
A
Retailer 4
-
€1,465 EUR
$1,637 USD
View
A
Retailer 5
-
€1,620 EUR
$1,810 USD
View
A
Retailer 6
-
€1,730 EUR
HK$15,100 HKD
View
A
Retailer 7
-
€1,940 EUR
$2,167 USD
View
A
Retailer 8
-
€2,043 EUR
£1,797 GBP
View
A
Retailer 9
-
€2,359 EUR
View
A
Retailer 10
-
€2,660 EUR
$2,972 USD
View
A
Retailer 11
-
€2,747 EUR
$3,069 USD
View
Most Expensive
B
Adiamor
D-82833906 · Oct 31
€7,402 EUR
$8,270 USD
View
11 more retailers have this diamond
Prices start from €1,264 EURSave up to €6,139 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.

A
10.51ct Round
€1,264 EUR