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Round|Lab Grown|IGI

6.23ct H VS2 Round Lab Grown Diamond

ID • H/VS2 • IGI LG573312486

Shape and cutting style on the report: Round brilliant

Certificate IGI LG573312486

Diamond specifications and retailer prices

From $2,178 AUD
$1,530 USD
As of October 31, 2026
Save $3,915 AUD (64%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $6,093 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 6.23ct lab-grown round diamond

This 6.23ct lab-grown round sits in the over five carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG573312486 or 573312486. Listed at 13 retailers as of October 29, 2026, with prices from $2,178 to $6,093, a $3,915 spread on the same certified stone. Brilliant Earth lists it at $6,093. 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

6.23
Carat
H
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG573312486
Dimensions11.77 × 11.72 × 7.33 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
11.77 mm11.72 mm6.23 ctH / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG573312486
Side View
Table 57.5%Crown 35.1°Girdle: MediumPavilion 41.1°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $6,093 AUD|Low: $888 AUD|High: $6,278 AUD|Avg: $3,250 AUD|-2.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 12$1,244 AUD
Retailer 3$1,288 AUD
Retailer 2$2,178 AUD
Retailer 8$2,219 AUD
Retailer 6$2,221 AUD
Retailer 10$2,476 AUD
Retailer 9$3,156 AUD
Retailer 7$3,333 AUD
Retailer 5$5,272 AUD
Retailer 11$5,379 AUD
Retailer 4$5,734 AUD
Brilliant Earth$6,093 AUD

27 data points across 12 retailers

13 retailers$2,178 AUD to $6,093 AUD

Retailer 1
-
$1,110 AUD
$780 USD
Price last confirmed 37 days ago
Retailer 2
-
$1,209 AUD
$849 USD
View
Price last confirmed 37 days ago
Retailer 3
-
$1,271 AUD
$893 USD
View
Price last confirmed 33 days ago
B+
Retailer 4
-
$2,178 AUD
$1,530 USD
View
B+
Retailer 5
-
$2,219 AUD
$1,559 USD
View
B+
Retailer 6
-
$2,221 AUD
€1,486 EUR
View
B+
Retailer 7
-
$2,476 AUD
$1,739 USD
View
B+
Retailer 8
-
$3,156 AUD
$2,217 USD
View
B+
Retailer 9
-
$3,333 AUD
$2,341 USD
View
Retailer 10
-
$3,623 AUD
$2,545 USD
View
Price last confirmed 34 days ago
B
Retailer 11
-
$5,272 AUD
£2,916 GBP
View
Retailer 12
-
$5,379 AUD
$3,778 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
7628674A · Oct 29
$6,093 AUD
$4,280 USD
View
12 more retailers have this diamond
Prices start from $2,178 AUDSave up to $3,915 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.

B+
6.23ct Round
$2,178 AUD