Princess|Lab Grown|IGI

0.51ct D SI1 Princess Lab Grown Diamond

ID • D/SI1 • IGI LG795607870

Shape and cutting style on the report: Princess cut

Certificate IGI LG795607870

Diamond specifications and retailer prices

From $97 USD
As of October 30, 2026
Save $795 USD (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $892 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.51ct lab-grown princess diamond

This 0.51ct lab-grown princess sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG795607870 or 795607870. Listed at 14 retailers as of October 29, 2026, with prices from $97 to $892, a $795 spread on the same certified stone. MOH London lists it at $892. 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

0.51
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle37.3°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG795607870
Dimensions4.51 × 4.48 × 2.90 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
4.51 mm4.48 mm0.51 ctD / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG795607870
Side View
Table 67.0%Crown 37.3°Girdle: MED-STKPavilion 36.1°Culet: NoneDepth 64.7%

Caratlytics Score

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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 30
Current: $892 USD|Low: $65 USD|High: $1,181 USD|Avg: $353 USD|-23.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 31, 2026
Retailer 7$65 USD
Retailer 13$97 USD
Retailer 4$108 USD
Retailer 9$113 USD
Retailer 11$129 USD
Retailer 14$129 USD
Retailer 2$231 USD
Retailer 6$248 USD
Retailer 8$291 USD
Retailer 3$352 USD
Retailer 12$388 USD
Retailer 10$433 USD
Retailer 15$447 USD
Retailer 5$866 USD
MOH London$892 USD

44 data points across 15 retailers

14 retailers$97 USD to $892 USD

A
Cheapest Retailer
-
$97 USD
A
Retailer 2
-
$108 USD
View
Final sale: no returns
A
Retailer 3
-
$113 USD
View
A
Retailer 4
-
$129 USD
View
A
Retailer 5
-
$129 USD
View
A
Retailer 6
-
$231 USD
£182 GBP
View
A
Retailer 7
-
$248 USD
View
B+
Retailer 8
-
$291 USD
£229 GBP
View
B+
Retailer 9
-
$352 USD
View
B+
Retailer 10
-
$388 USD
View
B
Retailer 11
-
$433 USD
View
B
Retailer 12
-
$447 USD
View
B
Retailer 13
-
$866 USD
View
Most Expensive
B
MOH London
LG795607870 · Oct 29
$892 USD
£702 GBP
View
13 more retailers have this diamond
Prices start from $97 USDSave up to $795 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
0.51ct Princess
$97 USD