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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 $1,545 USD
As of October 29, 2026
Save $2,735 USD (64%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,280 USD 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 $1,545 to $4,280, a $2,735 spread on the same certified stone. Brilliant Earth lists it at $4,280. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $4,280 USD|Low: $624 USD|High: $4,410 USD|Avg: $2,414 USD|-2.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 11$874 USD
Retailer 6$1,545 USD
Retailer 7$1,559 USD
Retailer 4$1,560 USD
Retailer 9$1,739 USD
Retailer 8$2,217 USD
Retailer 5$2,341 USD
Retailer 2$3,703 USD
Retailer 10$3,778 USD
Retailer 3$4,028 USD
Brilliant Earth$4,280 USD

25 data points across 11 retailers

13 retailers$1,545 USD to $4,280 USD

Retailer 1
-
$780 USD
Price last confirmed 36 days ago
Retailer 2
-
$849 USD
View
Price last confirmed 36 days ago
Retailer 3
-
$893 USD
View
Price last confirmed 32 days ago
B+
Retailer 4
-
$1,545 USD
View
B+
Retailer 5
-
$1,559 USD
View
B+
Retailer 6
-
$1,560 USD
€1,486 EUR
View
B+
Retailer 7
-
$1,739 USD
View
B+
Retailer 8
-
$2,217 USD
View
B+
Retailer 9
-
$2,341 USD
View
Retailer 10
-
$2,545 USD
View
Price last confirmed 33 days ago
B
Retailer 11
-
$3,703 USD
£2,916 GBP
View
Retailer 12
-
$3,778 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
7628674A · Oct 29
$4,280 USD
View
12 more retailers have this diamond
Prices start from $1,545 USDSave up to $2,735 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.

B+
6.23ct Round
$1,545 USD