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Round|Lab Grown|IGI

0.56ct D SI2 Round Lab Grown Diamond

ID • D/SI2 • IGI LG499128229

Shape and cutting style on the report: Round brilliant

Certificate IGI LG499128229

Diamond specifications and retailer prices

From $380 USD
As of October 31, 2026
Save $890 USD (70%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,692 USD at MOH London · As of November 1, 2026
View at MOH London

About this 0.56ct lab-grown round diamond

This 0.56ct lab-grown round sits in the half to three-quarter carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG499128229 or 499128229. Listed at 11 retailers as of October 30, 2026, with a 234% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.56
Carat
D
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499128229
Dimensions5.35 × 5.31 × 3.22 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.35 mm5.31 mm0.56 ctD / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG499128229
Side View
Table 56.5%Crown 33.1°Girdle: THN-MEDPavilion 40.2°Culet: NoneDepth 60.3%

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: $1,692 USD|Low: $380 USD|High: $1,712 USD|Avg: $721 USD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 7$380 USD
Retailer 9$391 USD
Retailer 10$405 USD
Retailer 5$433 USD
Retailer 3$468 USD
Retailer 11$620 USD
Retailer 8$695 USD
Retailer 2$782 USD
Retailer 12$818 USD
Retailer 4$907 USD
Retailer 6$1,270 USD
MOH London$1,692 USD

20 data points across 12 retailers

11 retailers$380 USD to $1,270 USD

Retailer 1
-
$349 USD
Price last confirmed 10 days ago
B+
Retailer 2
-
$380 USD
View
B+
Retailer 3
-
$391 USD
View
Final sale: no returns
B+
Retailer 4
-
$405 USD
View
Retailer 5
-
$433 USD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
$433 USD
View
B
Retailer 7
-
$695 USD
View
B
Retailer 8
-
$782 USD
€745 EUR
View
B
Retailer 9
-
$1,270 USD
View
Retailer 10
-
$1,392 USD
View
Price last confirmed 8 days ago
Most Expensive
MOH London
LG499128229 · Nov 1
$1,692 USD
£1,332 GBP
View
Price under review
10 more retailers have this diamond
Prices start from $380 USDSave up to $890 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+
0.56ct Round
$380 USD