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Round|Lab Grown|IGI

8.13ct G VS1 Round Lab Grown Diamond

EX • G/VS1 • IGI LG823653912

Shape and cutting style on the report: Round brilliant

Certificate IGI LG823653912

Diamond specifications and retailer prices

From $2,046 AUD
$1,437 USD
As of October 31, 2026
Save $3,340 AUD (62%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $11,716 AUD at Brilliant Earth · As of October 1, 2026
View at Brilliant Earth

About this 8.13ct lab-grown round diamond

This 8.13ct 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 LG823653912 or 823653912. Listed at 5 retailers as of October 30, 2026, with a 163% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

8.13
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823653912
Dimensions13.09 × 13.16 × 7.75 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 mm13.16 mm8.13 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823653912
Side View
Table 61.0%Crown 33.6°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 59.1%

Caratlytics Score

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

Price History

Last verified: Oct 31
Current: $4,970 AUD|Low: $2,046 AUD|High: $5,699 AUD|Avg: $3,575 AUD|-3.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 3$2,046 AUD
Retailer 4$2,753 AUD
Retailer 5$2,905 AUD
Retailer 1$4,970 AUD
Retailer 2$5,385 AUD

17 data points across 5 retailers

5 retailers$2,046 AUD to $5,385 AUD

A
Cheapest Retailer
-
$2,046 AUD
$1,437 USD
Final sale: no returns
B+
Retailer 2
-
$2,753 AUD
$1,934 USD
View
B+
Retailer 3
-
$4,970 AUD
$3,491 USD
View
B+
Retailer 4
-
$5,385 AUD
$3,783 USD
View
Most Expensive
Brilliant Earth
21237511A · Oct 1
$11,716 AUD
$8,230 USD
View
Price last confirmed 31 days ago
4 more retailers have this diamond
Prices start from $2,046 AUDSave up to $3,340 AUD

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
8.13ct Round
$2,046 AUD