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Round|Lab Grown|IGI

11.26ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG819645754

Shape and cutting style on the report: Round brilliant

Certificate IGI LG819645754

Diamond specifications and retailer prices

From €2,499 EUR
$2,803 USD
As of November 1, 2026
Save €3,552 EUR (59%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €6,051 EUR at Adiamor · As of November 2, 2026
View at Adiamor

About this 11.26ct lab-grown round diamond

This 11.26ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG819645754 or 819645754. Listed at 4 retailers as of November 1, 2026, with prices from €2,499 to €6,051, a €3,552 spread on the same certified stone. Adiamor lists it at €6,051. 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

11.26
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG819645754
Dimensions14.42 × 14.55 × 8.74 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.42 mm14.55 mm11.26 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG819645754
Side View
Table 60.0%Crown 34°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.3%

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: Nov 1
Current: €6,051 EUR|Low: €2,315 EUR|High: €6,051 EUR|Avg: €3,041 EUR
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 5€2,315 EUR
Retailer 4€2,499 EUR
Retailer 3€2,550 EUR
Retailer 2€2,968 EUR
Adiamor€6,051 EUR

9 data points across 5 retailers

4 retailers€2,499 EUR to €6,051 EUR

B+
Cheapest Retailer
-
€2,499 EUR
$2,803 USD
A
Retailer 2
-
€2,550 EUR
$2,860 USD
View
B+
Retailer 3
-
€2,968 EUR
View
Most Expensive
B
Adiamor
D-82720076 · Nov 2
€6,051 EUR
$6,787 USD
View
3 more retailers have this diamond
Prices start from €2,499 EURSave up to €3,552 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
11.26ct Round
€2,499 EUR