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Round|Lab Grown|IGI

3.00ct D SI2 Round Lab Grown Diamond

ID • D/SI2 • IGI LG666413572

Shape and cutting style on the report: Round brilliant

Certificate IGI LG666413572

Diamond specifications and retailer prices

From $436 USD
As of October 29, 2026
Save $1,559 USD (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,995 USD at MOH London · As of October 29, 2026
View at MOH London

About this 3ct lab-grown round diamond

This 3ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG666413572 or 666413572. Listed at 11 retailers as of October 29, 2026, with prices from $436 to $1,995, a $1,559 spread on the same certified stone. MOH London lists it at $1,995. 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

3.00
Carat
D
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG666413572
Dimensions9.40 × 9.37 × 5.66 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.40 mm9.37 mm3.00 ctD / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG666413572
Side View
Table 55.0%Crown 33.6°Girdle: MediumPavilion 40.3°Culet: NoneDepth 60.3%

Caratlytics Score

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

Price History

Last verified: Oct 29
Current: $1,995 USD|Low: $488 USD|High: $2,070 USD|Avg: $1,063 USD|-2.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 5$488 USD
Retailer 4$839 USD
Retailer 7$848 USD
Retailer 2$889 USD
Retailer 6$1,072 USD
Retailer 3$1,515 USD
MOH London$1,995 USD

42 data points across 7 retailers

11 retailers$436 USD to $1,995 USD

A
Cheapest Retailer
-
$436 USD
A
Retailer 2
-
$488 USD
View
A
Retailer 3
-
$540 USD
View
A
Retailer 4
-
$540 USD
View
A
Retailer 5
-
$839 USD
View
B+
Retailer 6
-
$848 USD
View
A
Retailer 7
-
$889 USD
£700 GBP
View
B+
Retailer 8
-
$1,072 USD
View
B
Retailer 9
-
$1,515 USD
View
B
Retailer 10
-
$1,736 USD
View
Most Expensive
B
MOH London
LG666413572 · Oct 29
$1,995 USD
£1,571 GBP
View
10 more retailers have this diamond
Prices start from $436 USDSave up to $1,559 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.

A
3.00ct Round
$436 USD