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Round|Lab Grown|IGI

8.18ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG844671080

Shape and cutting style on the report: Round brilliant

Certificate IGI LG844671080

Diamond specifications and retailer prices

From €1,132 EUR
$1,265 USD
As of October 31, 2026
Save €6,046 EUR (84%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €7,179 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 8.18ct lab-grown round diamond

This 8.18ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844671080 or 844671080. Listed at 3 retailers as of October 31, 2026, with prices from €1,132 to €7,179, a €6,046 spread on the same certified stone. Brilliant Earth lists it at €7,179. 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

8.18
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844671080
Dimensions12.80 × 12.86 × 7.96 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.80 mm12.86 mm8.18 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844671080
Side View
Table 57.0%Crown 35.6°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: €7,179 EUR|Low: €1,132 EUR|High: €7,179 EUR|Avg: €3,566 EUR
Brilliant Earth
Retailer 2
Retailer 3
November 1, 2026
Retailer 3€1,132 EUR
Retailer 2€1,719 EUR
Brilliant Earth€7,179 EUR

16 data points across 3 retailers

3 retailers€1,132 EUR to €7,179 EUR

A
Cheapest Retailer
-
€1,132 EUR
$1,265 USD
Final sale: no returns
A
Retailer 2
-
€1,719 EUR
£1,512 GBP
View
Most Expensive
B
Brilliant Earth
22003634A · Oct 31
€7,179 EUR
$8,020 USD
View
2 more retailers have this diamond
Prices start from €1,132 EURSave up to €6,046 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
8.18ct Round
€1,132 EUR