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Princess|Lab Grown|IGI

5.11ct G SI1 Princess Lab Grown Diamond

ID • G/SI1 • IGI LG492134867

Shape and cutting style on the report: Princess cut

Certificate IGI LG492134867

Diamond specifications and retailer prices

From $1,146 USD
As of October 26, 2026
Save $2,108 USD (65%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $3,254 USD at MOH London · As of October 26, 2026
View at MOH London

About this 5.11ct lab-grown princess diamond

This 5.11ct lab-grown princess sits in the over five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG492134867 or 492134867. Listed at 5 retailers as of October 26, 2026, with prices from $1,146 to $3,254, a $2,108 spread on the same certified stone. MOH London lists it at $3,254. 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

5.11
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.4°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492134867
Dimensions9.29 × 9.28 × 6.70 mm
L/W Ratio1.00
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
9.29 mm9.28 mm5.11 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492134867
Side View
Table 70.0%Crown 46.4°Girdle: MediumPavilion 38.2°Culet: NoneDepth 72.2%

Caratlytics Score

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

Price History

Last verified: Oct 26
Current: $3,254 USD|Low: $1,121 USD|High: $3,284 USD|Avg: $1,940 USD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 28, 2026
Retailer 3$1,146 USD
Retailer 4$1,176 USD
Retailer 2$1,230 USD
Retailer 5$2,954 USD
MOH London$3,254 USD

23 data points across 5 retailers

5 retailers$1,146 USD to $3,254 USD

B+
Cheapest Retailer
-
$1,146 USD
A
Retailer 2
-
$1,176 USD
View
A
Retailer 3
-
$1,230 USD
£969 GBP
View
B
Retailer 4
-
$2,954 USD
View
Most Expensive
B
MOH London
LG492134867 · Oct 26
$3,254 USD
£2,562 GBP
View
4 more retailers have this diamond
Prices start from $1,146 USDSave up to $2,108 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
5.11ct Princess
$1,146 USD