Princess|Lab Grown|IGI

0.51ct E IF Princess Lab Grown Diamond

VG • E/IF • IGI LG749509030

Shape and cutting style on the report: Princess cut

Certificate IGI LG749509030

Diamond specifications and retailer prices

From $266 USD
As of October 27, 2026
Save $1,384 USD (84%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $1,753 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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG749509030 or 749509030. Listed at 23 retailers as of October 27, 2026, with a 520% 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
E
Color
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.2°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG749509030
Dimensions4.35 × 4.34 × 4.35 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
4.35 mm4.34 mm0.51 ctE / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG749509030
Side View
Table 68.0%Crown 43.2°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 73.7%

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 27
Current: $1,753 USD|Low: $264 USD|High: $1,783 USD|Avg: $850 USD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 11
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Retailer 17
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Retailer 19
Retailer 20
Retailer 21
Retailer 22
October 29, 2026
Retailer 11$266 USD
Retailer 14$290 USD
Retailer 7$327 USD
Retailer 22$364 USD
Retailer 6$379 USD
Retailer 10$400 USD
Retailer 13$404 USD
Retailer 2$485 USD
Retailer 21$501 USD
Retailer 8$600 USD
Retailer 15$600 USD
Retailer 5$655 USD
Retailer 4$696 USD
Retailer 19$807 USD
Retailer 16$920 USD
Retailer 17$920 USD
Retailer 18$1,434 USD
Retailer 20$1,590 USD
Retailer 3$1,591 USD
Retailer 12$1,650 USD
Retailer 9$1,737 USD
MOH London$1,753 USD

33 data points across 22 retailers

23 retailers$266 USD to $1,650 USD

A
Cheapest Retailer
-
$266 USD
A
Retailer 2
-
$290 USD
View
A
Retailer 3
-
$327 USD
View
Price last confirmed 10 days ago
A
Retailer 4
-
$364 USD
View
Final sale: no returns
A
Retailer 5
-
$379 USD
View
Price last confirmed 9 days ago
B+
Retailer 6
-
$400 USD
View
Price last confirmed 10 days ago
B+
Retailer 7
-
$404 USD
View
B+
Retailer 8
-
$405 USD
View
Price last confirmed 10 days ago
B+
Retailer 9
-
$485 USD
€462 EUR
View
B+
Retailer 10
-
$501 USD
A$770 AUD
View
B
Retailer 11
-
$600 USD
View
B
Retailer 12
-
$655 USD
CA$910 CAD
View
B
Retailer 13
-
$696 USD
View
B
Retailer 14
-
$807 USD
ZAR 13,036 ZAR
View
B
Retailer 15
-
$920 USD
View
B
Retailer 16
-
$920 USD
View
B
Retailer 17
-
$1,434 USD
View
B
Retailer 18
-
$1,440 USD
View
Price last confirmed 10 days ago
B
Retailer 19
-
$1,590 USD
View
B
Retailer 20
-
$1,591 USD
View
B
Retailer 21
-
$1,650 USD
View
B
Retailer 22
-
$1,737 USD
£1,368 GBP
View
Price under review
Most Expensive
B
MOH London
LG749509030 · Oct 29
$1,753 USD
£1,380 GBP
View
Price under review
22 more retailers have this diamond
Prices start from $266 USDSave up to $1,384 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
$266 USD