Princess|Lab Grown|IGI

2.99ct G SI1 Princess Lab Grown Diamond

ID • G/SI1 • IGI LG532257872

Shape and cutting style on the report: Princess cut

Certificate IGI LG532257872

Diamond specifications and retailer prices

From $550 USD
As of October 27, 2026
Save $2,299 USD (81%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,910 USD at Brilliant Earth · As of October 20, 2026
View at Brilliant Earth

About this 2.99ct lab-grown princess diamond

This 2.99ct lab-grown princess sits in the two to three carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG532257872 or 532257872. Listed at 13 retailers as of October 26, 2026, with a 418% 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

2.99
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.6°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG532257872
Dimensions7.90 × 7.79 × 5.66 mm
L/W Ratio1.01
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
7.90 mm7.79 mm2.99 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG532257872
Side View
Table 70.0%Crown 40.6°Girdle: Slightly ThickPavilion 40°Culet: NoneDepth 72.7%

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 27
Current: $3,910 USD|Low: $525 USD|High: $4,030 USD|Avg: $1,376 USD|-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
October 27, 2026
Retailer 8$550 USD
Retailer 4$615 USD
Retailer 12$615 USD
Retailer 9$681 USD
Retailer 6$785 USD
Retailer 3$957 USD
Retailer 10$1,053 USD
Retailer 2$1,056 USD
Retailer 7$1,759 USD
Retailer 11$1,792 USD
Retailer 5$2,849 USD
Brilliant Earth$3,910 USD

38 data points across 12 retailers

13 retailers$550 USD to $2,849 USD

A
Cheapest Retailer
-
$550 USD
Retailer 2
-
$615 USD
View
Price last confirmed 8 days ago
Retailer 3
-
$681 USD
View
Price last confirmed 16 days ago
Retailer 4
-
$681 USD
View
Price last confirmed 7 days ago
Retailer 5
-
$785 USD
View
Price last confirmed 5 days ago
A
Retailer 6
-
$957 USD
View
A
Retailer 7
-
$1,053 USD
View
A
Retailer 8
-
$1,056 USD
£831 GBP
View
B+
Retailer 9
-
$1,759 USD
View
Retailer 10
-
$1,792 USD
View
Price last confirmed 7 days ago
Retailer 11
-
$2,150 USD
HK$16,800 HKD
View
Price last confirmed 14 days ago
B+
Retailer 12
-
$2,849 USD
£2,243 GBP
View
Most Expensive
Brilliant Earth
17979267A · Oct 20
$3,910 USD
View
Price last confirmed 12 days ago
12 more retailers have this diamond
Prices start from $550 USDSave up to $2,299 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
2.99ct Princess
$550 USD