Radiant|Lab Grown|IGI

0.52ct H SI1 Radiant Lab Grown Diamond

ID • H/SI1 • IGI LG655413085

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG655413085

Diamond specifications and retailer prices

From €113 EUR
$126 USD
As of October 30, 2026
Save €1,057 EUR (90%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €1,170 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 0.52ct lab-grown radiant diamond

This 0.52ct lab-grown radiant sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG655413085 or 655413085. Listed at 10 retailers as of October 30, 2026, with prices from €113 to €1,170, a €1,057 spread on the same certified stone. MOH London lists it at €1,170. 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
H
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle27.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG655413085
Dimensions6.04 × 3.82 × 2.54 mm
L/W Ratio1.58
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.04 mm3.82 mm0.52 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG655413085
Side View
Table 61.0%Crown 33°Girdle: MED-STKPavilion 27.6°Culet: NoneDepth 66.5%

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: €1,170 EUR|Low: €108 EUR|High: €1,185 EUR|Avg: €369 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 3€113 EUR
Retailer 8€131 EUR
Retailer 4€141 EUR
Retailer 9€141 EUR
Retailer 7€268 EUR
Retailer 10€344 EUR
Retailer 5€349 EUR
Retailer 6€450 EUR
Retailer 2€476 EUR
MOH London€1,170 EUR

16 data points across 10 retailers

10 retailers€113 EUR to €1,170 EUR

A
Cheapest Retailer
-
€113 EUR
$126 USD
A
Retailer 2
-
€131 EUR
$146 USD
View
A
Retailer 3
-
€141 EUR
$157 USD
View
Retailer 4
-
€141 EUR
$157 USD
View
Price last confirmed 7 days ago
B+
Retailer 5
-
€268 EUR
$299 USD
View
B+
Retailer 6
-
€344 EUR
$384 USD
View
Retailer 7
-
€349 EUR
£307 GBP
View
Price last confirmed 23 days ago
B
Retailer 8
-
€450 EUR
$503 USD
View
B
Retailer 9
-
€476 EUR
$532 USD
View
Most Expensive
B
MOH London
LG655413085 · Nov 1
€1,170 EUR
£1,029 GBP
View
9 more retailers have this diamond
Prices start from €113 EURSave up to €1,057 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.

A
0.52ct Radiant
€113 EUR