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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 $138 AUD
$97 USD
As of October 30, 2026
Save $1,131 AUD (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,269 AUD 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 $138 to $1,269, a $1,131 spread on the same certified stone. MOH London lists it at $1,269. 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
Colour
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

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 30
Current: $1,269 AUD|Low: $92 AUD|High: $1,681 AUD|Avg: $500 AUD|-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
November 1, 2026
Retailer 7$92 AUD
Retailer 13$138 AUD
Retailer 4$154 AUD
Retailer 9$161 AUD
Retailer 11$184 AUD
Retailer 14$184 AUD
Retailer 2$330 AUD
Retailer 6$353 AUD
Retailer 8$415 AUD
Retailer 3$501 AUD
Retailer 12$552 AUD
Retailer 10$616 AUD
Retailer 15$636 AUD
Retailer 5$1,233 AUD
MOH London$1,269 AUD

44 data points across 15 retailers

14 retailers$138 AUD to $1,269 AUD

A
Cheapest Retailer
-
$138 AUD
$97 USD
A
Retailer 2
-
$154 AUD
$108 USD
View
Final sale: no returns
A
Retailer 3
-
$161 AUD
$113 USD
View
A
Retailer 4
-
$184 AUD
$129 USD
View
Retailer 5
-
$184 AUD
$129 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$330 AUD
£182 GBP
View
A
Retailer 7
-
$353 AUD
$248 USD
View
B+
Retailer 8
-
$415 AUD
£229 GBP
View
B+
Retailer 9
-
$501 AUD
$352 USD
View
B+
Retailer 10
-
$552 AUD
$388 USD
View
B
Retailer 11
-
$616 AUD
$433 USD
View
B
Retailer 12
-
$636 AUD
$447 USD
View
B
Retailer 13
-
$1,233 AUD
$866 USD
View
Most Expensive
B
MOH London
LG795607870 · Oct 29
$1,269 AUD
£702 GBP
View
13 more retailers have this diamond
Prices start from $138 AUDSave up to $1,131 AUD

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
$138 AUD