Princess|Lab Grown|IGI

0.52ct G SI1 Princess Lab Grown Diamond

ID • G/SI1 • IGI LG510186805

Shape and cutting style on the report: Princess cut

Certificate IGI LG510186805

Diamond specifications and retailer prices

From €277 EUR
$310 USD
As of October 30, 2026
Save €1,176 EUR (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €1,454 EUR at MOH London · As of October 26, 2026
View at MOH London

About this 0.52ct lab-grown princess diamond

This 0.52ct lab-grown princess sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG510186805 or 510186805. Listed at 11 retailers as of October 26, 2026, with prices from €277 to €1,454, a €1,176 spread on the same certified stone. MOH London lists it at €1,454. 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

0.52
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle39.4°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG510186805
Dimensions4.43 × 4.41 × 3.11 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
4.43 mm4.41 mm0.52 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG510186805
Side View
Table 67.5%Crown 39.4°Girdle: STK-THKPavilion 38.1°Culet: NoneDepth 70.5%

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 30
Current: €1,454 EUR|Low: €277 EUR|High: €1,470 EUR|Avg: €626 EUR|+0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 5€277 EUR
Retailer 7€292 EUR
Retailer 3€339 EUR
Retailer 8€363 EUR
Retailer 11€363 EUR
Retailer 9€586 EUR
Retailer 4€648 EUR
Retailer 2€657 EUR
Retailer 6€1,062 EUR
Retailer 10€1,165 EUR
MOH London€1,454 EUR

43 data points across 11 retailers

11 retailers€277 EUR to €1,454 EUR

B+
Cheapest Retailer
-
€277 EUR
$310 USD
B+
Retailer 2
-
€292 EUR
$326 USD
View
B
Retailer 3
-
€339 EUR
$379 USD
View
B
Retailer 4
-
€363 EUR
$405 USD
View
B
Retailer 5
-
€363 EUR
$405 USD
View
B
Retailer 6
-
€586 EUR
$655 USD
View
B
Retailer 7
-
€648 EUR
£570 GBP
View
B
Retailer 8
-
€657 EUR
View
B
Retailer 9
-
€1,062 EUR
$1,187 USD
View
B
Retailer 10
-
€1,165 EUR
$1,301 USD
View
Most Expensive
B
MOH London
LG510186805 · Oct 26
€1,454 EUR
£1,279 GBP
View
10 more retailers have this diamond
Prices start from €277 EURSave up to €1,176 EUR

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+
0.52ct Princess
€277 EUR