Round|Lab Grown|IGI

8.51ct H VVS2 Round Lab Grown Diamond

EX • H/VVS2 • IGI LG841639751

Shape and cutting style on the report: Round brilliant

Certificate IGI LG841639751

Diamond specifications and retailer prices

From €1,398 EUR
HK$12,200 HKD
As of October 31, 2026
Save €3,788 EUR (73%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €5,186 EUR at Adiamor · As of October 31, 2026
View at Adiamor

About this 8.51ct lab-grown round diamond

This 8.51ct lab-grown round sits in the over five carat band, graded H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG841639751 or 841639751. Listed at 8 retailers as of October 31, 2026, with prices from €1,398 to €5,186, a €3,788 spread on the same certified stone. Adiamor lists it at €5,186. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

8.51
Carat
H
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841639751
Dimensions13.09 × 13.17 × 7.84 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
13.09 mm13.17 mm8.51 ctH / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841639751
Side View
Table 60.0%Crown 32.8°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 59.7%

Caratlytics Score

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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 31
Current: €5,186 EUR|Low: €1,398 EUR|High: €5,186 EUR|Avg: €2,845 EUR
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 7€1,398 EUR
Retailer 4€1,620 EUR
Retailer 6€1,875 EUR
Retailer 3€1,921 EUR
Retailer 2€3,809 EUR
Retailer 5€4,126 EUR
Adiamor€5,186 EUR

4 data points across 7 retailers

8 retailers€1,398 EUR to €5,186 EUR

A
Cheapest Retailer
-
€1,398 EUR
HK$12,200 HKD
A
Retailer 2
-
€1,620 EUR
$1,810 USD
View
B+
Retailer 3
-
€1,875 EUR
$2,095 USD
View
A
Retailer 4
-
€1,921 EUR
View
B+
Retailer 5
-
€3,809 EUR
£3,351 GBP
View
B+
Retailer 6
-
€4,126 EUR
$4,610 USD
View
Retailer 7
-
€5,115 EUR
$5,715 USD
View
Price last confirmed 7 days ago
Most Expensive
B+
Adiamor
D-82710549 · Oct 31
€5,186 EUR
$5,794 USD
View
7 more retailers have this diamond
Prices start from €1,398 EURSave up to €3,788 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
8.51ct Round
€1,398 EUR