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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 $172 NZD
$97 USD
As of October 30, 2026
Save $1,410 NZD (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,582 NZD 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 $172 to $1,582, a $1,410 spread on the same certified stone. MOH London lists it at $1,582. 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

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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: $1,582 NZD|Low: $115 NZD|High: $2,096 NZD|Avg: $624 NZD|-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$115 NZD
Retailer 13$172 NZD
Retailer 4$192 NZD
Retailer 9$200 NZD
Retailer 11$229 NZD
Retailer 14$229 NZD
Retailer 2$411 NZD
Retailer 6$440 NZD
Retailer 8$517 NZD
Retailer 3$625 NZD
Retailer 12$688 NZD
Retailer 10$768 NZD
Retailer 15$793 NZD
Retailer 5$1,537 NZD
MOH London$1,582 NZD

44 data points across 15 retailers

14 retailers$172 NZD to $1,582 NZD

A
Cheapest Retailer
-
$172 NZD
$97 USD
A
Retailer 2
-
$192 NZD
$108 USD
View
Final sale: no returns
A
Retailer 3
-
$200 NZD
$113 USD
View
A
Retailer 4
-
$229 NZD
$129 USD
View
Retailer 5
-
$229 NZD
$129 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$411 NZD
£182 GBP
View
A
Retailer 7
-
$440 NZD
$248 USD
View
B+
Retailer 8
-
$517 NZD
£229 GBP
View
B+
Retailer 9
-
$625 NZD
$352 USD
View
B+
Retailer 10
-
$688 NZD
$388 USD
View
B
Retailer 11
-
$768 NZD
$433 USD
View
B
Retailer 12
-
$793 NZD
$447 USD
View
B
Retailer 13
-
$1,537 NZD
$866 USD
View
Most Expensive
B
MOH London
LG795607870 · Oct 29
$1,582 NZD
£702 GBP
View
13 more retailers have this diamond
Prices start from $172 NZDSave up to $1,410 NZD

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
$172 NZD