Princess|Lab Grown|IGI

0.51ct D IF Princess Lab Grown Diamond

VG • D/IF • IGI LG807628135

Shape and cutting style on the report: Princess cut

Certificate IGI LG807628135

Diamond specifications and retailer prices

From $360 USD
€343 EUR
As of October 27, 2026
Save $190 USD (35%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $881 USD at MOH London · As of October 21, 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 IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG807628135 or 807628135. Listed at 18 retailers as of October 27, 2026, with a 53% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
D
Color
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.5°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG807628135
Dimensions4.27 × 4.21 × 3.20 mm
L/W Ratio1.01
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
4.27 mm4.21 mm0.51 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG807628135
Side View
Table 71.0%Crown 46.5°Girdle: STK-THKPavilion 39.5°Culet: NoneDepth 76.0%

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 27
Current: $881 USD|Low: $151 USD|High: $909 USD|Avg: $430 USD|-3.1%
MOH London
Retailer 2
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Retailer 20
October 25, 2026
Retailer 18$151 USD
Retailer 19$168 USD
Retailer 4$176 USD
Retailer 5$188 USD
Retailer 11$189 USD
Retailer 3$255 USD
Retailer 13$316 USD
Retailer 9$339 USD
Retailer 8$342 USD
Retailer 2$360 USD
Retailer 17$486 USD
Retailer 10$487 USD
Retailer 12$493 USD
Retailer 6$518 USD
Retailer 7$550 USD
Retailer 16$602 USD
Retailer 15$603 USD
Retailer 14$637 USD
Retailer 20$658 USD
MOH London$881 USD

31 data points across 20 retailers

18 retailers$360 USD to $550 USD

Retailer 1
-
$151 USD
Price last confirmed 11 days ago
Retailer 2
-
$176 USD
View
Price last confirmed 12 days ago
Retailer 3
-
$188 USD
View
Price last confirmed 10 days ago
Retailer 4
-
$189 USD
View
Price last confirmed 15 days ago
Retailer 5
-
$255 USD
View
Price last confirmed 11 days ago
Retailer 6
-
$316 USD
£249 GBP
View
Price last confirmed 10 days ago
Retailer 7
-
$339 USD
ZAR 5,482 ZAR
View
Price last confirmed 14 days ago
Retailer 8
-
$342 USD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$360 USD
€343 EUR
View
Retailer 10
-
$486 USD
View
Price last confirmed 10 days ago
Retailer 11
-
$487 USD
A$749 AUD
View
Price last confirmed 14 days ago
Retailer 12
-
$493 USD
A$759 AUD
View
Price last confirmed 31 days ago
Retailer 13
-
$518 USD
SGD 700 SGD
View
Price last confirmed 11 days ago
B+
Retailer 14
-
$550 USD
View
Retailer 15
-
$603 USD
View
Price last confirmed 10 days ago
Retailer 16
-
$637 USD
View
Price last confirmed 10 days ago
Retailer 17
-
$658 USD
View
Price last confirmed 11 days ago
Most Expensive
MOH London
LG807628135 · Oct 21
$881 USD
£694 GBP
View
Price last confirmed 11 days ago
17 more retailers have this diamond
Prices start from $360 USDSave up to $190 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.

B+
0.51ct Princess
$360 USD