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Round|Lab Grown|IGI

8.12ct F VS2 Round Lab Grown Diamond

EX • F/VS2 • IGI LG618403850

Shape and cutting style on the report: Round brilliant

Certificate IGI LG618403850

Diamond specifications and retailer prices

From $2,222 AUD
$1,561 USD
As of November 1, 2026
Save $5,180 AUD (70%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $22,721 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 8.12ct lab-grown round diamond

This 8.12ct lab-grown round sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG618403850 or 618403850. Listed at 11 retailers as of October 29, 2026, with a 233% 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

8.12
Carat
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618403850
Dimensions12.73 × 12.79 × 7.94 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
12.73 mm12.79 mm8.12 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG618403850
Side View
Table 57.0%Crown 36.4°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.3%

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: Nov 1
Current: $22,721 AUD|Low: $2,134 AUD|High: $23,418 AUD|Avg: $6,220 AUD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 31, 2026
Retailer 14$2,222 AUD
Retailer 18$2,417 AUD
Retailer 17$2,488 AUD
Retailer 3$3,116 AUD
Retailer 2$3,922 AUD
Retailer 15$4,059 AUD
Retailer 12$4,064 AUD
Retailer 10$4,182 AUD
Retailer 7$4,207 AUD
Retailer 13$4,558 AUD
Retailer 16$4,832 AUD
Retailer 8$5,485 AUD
Retailer 4$5,966 AUD
Retailer 11$7,402 AUD
Retailer 6$8,385 AUD
Retailer 9$9,446 AUD
Retailer 5$10,615 AUD
Brilliant Earth$22,721 AUD

26 data points across 18 retailers

11 retailers$2,222 AUD to $7,402 AUD

A
Cheapest Retailer
-
$2,222 AUD
$1,561 USD
A
Retailer 2
-
$2,417 AUD
$1,698 USD
View
A
Retailer 3
-
$2,488 AUD
$1,748 USD
View
Final sale: no returns
A
Retailer 4
-
$3,116 AUD
HK$17,100 HKD
View
B+
Retailer 5
-
$3,922 AUD
€2,624 EUR
View
B+
Retailer 6
-
$4,059 AUD
$2,851 USD
View
B+
Retailer 7
-
$4,064 AUD
$2,855 USD
View
B+
Retailer 8
-
$4,558 AUD
$3,202 USD
View
B+
Retailer 9
-
$4,832 AUD
$3,394 USD
View
B
Retailer 10
-
$7,402 AUD
£4,094 GBP
View
Most Expensive
Brilliant Earth
15434554A · Oct 31
$22,721 AUD
$15,960 USD
View
Price under review
10 more retailers have this diamond
Prices start from $2,222 AUDSave up to $5,180 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
8.12ct Round
$2,222 AUD