Round|Lab Grown|IGI

8.20ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG843640495

Shape and cutting style on the report: Round brilliant

Certificate IGI LG843640495

Diamond specifications and retailer prices

From $1,338 USD
As of October 29, 2026
Save $6,712 USD (83%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $8,050 USD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 8.2ct lab-grown round diamond

This 8.2ct 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 LG843640495 or 843640495. Listed at 3 retailers as of October 26, 2026, with prices from $1,338 to $8,050, a $6,712 spread on the same certified stone. Brilliant Earth lists it at $8,050. 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

8.20
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843640495
Dimensions12.89 × 12.93 × 7.93 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
12.89 mm12.93 mm8.20 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843640495
Side View
Table 59.0%Crown 34°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $8,050 USD|Low: $1,338 USD|High: $8,050 USD|Avg: $4,568 USD
Brilliant Earth
Retailer 2
Retailer 3
October 28, 2026
Retailer 2$1,338 USD
Retailer 3$2,036 USD
Brilliant Earth$8,050 USD

17 data points across 3 retailers

3 retailers$1,338 USD to $8,050 USD

A
Cheapest Retailer
-
$1,338 USD
Final sale: no returns
A
Retailer 2
-
$2,036 USD
£1,603 GBP
View
Most Expensive
B
Brilliant Earth
21759994A · Oct 26
$8,050 USD
View
2 more retailers have this diamond
Prices start from $1,338 USDSave up to $6,712 USD

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
8.20ct Round
$1,338 USD