CaratHunter
Plans
Princess|Lab Grown|IGI

3.00ct H SI1 Princess Lab Grown Diamond

ID • H/SI1 • IGI LG508156288

Shape and cutting style on the report: Princess cut

Certificate IGI LG508156288

Diamond specifications and retailer prices

From $2,310 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: $2,310 USD at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 3ct lab-grown princess diamond

This 3ct lab-grown princess sits in the three to five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG508156288 or 508156288. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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
H
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle40.9°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG508156288
Dimensions7.93 × 7.88 × 5.49 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
7.93 mm7.88 mm3.00 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG508156288
Side View
Table 73.0%Crown 40.9°Girdle: MED-STKPavilion 38.5°Culet: NoneDepth 69.7%

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 29
Current: $2,310 USD|Low: $499 USD|High: $130,520 USD|Avg: $9,820 USD|-53.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
July 15, 2026
Retailer 2$499 USD
Retailer 3$895 USD
Retailer 4$1,052 USD
Retailer 6$1,255 USD
Retailer 5$1,788 USD
Retailer 8$2,010 USD
Brilliant Earth$2,310 USD
Retailer 9$4,679 USD
Retailer 7$5,560 USD

54 data points across 9 retailers

1 retailer

B+
Brilliant Earth
17972225A · Oct 29
$2,310 USD
View

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+
3.00ct Princess
$2,310 USD