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Radiant|Lab Grown|IGI

0.81ct G SI2 Radiant Lab Grown Diamond

GD • G/SI2 • IGI LG520200568

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

Certificate IGI LG520200568

Diamond specifications and retailer prices

From €192 EUR
$215 USD
As of October 28, 2026
Save €656 EUR (77%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €848 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 0.81ct lab-grown radiant diamond

This 0.81ct lab-grown radiant sits in the just-under-one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a standard cut grade and certified by IGI LG520200568 or 520200568. Listed at 7 retailers as of October 28, 2026, with prices from €192 to €848, a €656 spread on the same certified stone. MOH London lists it at €848. 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

0.81
Carat
G
Color
SI2
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.5°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG520200568
Dimensions6.50 × 4.70 × 3.22 mm
L/W Ratio1.38
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
6.50 mm4.70 mm0.81 ctG / SI2
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG520200568
Side View
Table 59.5%Crown 41.5°Girdle: STK-THKPavilion 34.9°Culet: NoneDepth 68.5%

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 28
Current: €848 EUR|Low: €192 EUR|High: €854 EUR|Avg: €449 EUR|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 2€192 EUR
Retailer 4€302 EUR
Retailer 6€335 EUR
Retailer 5€349 EUR
Retailer 3€555 EUR
Retailer 7€614 EUR
MOH London€848 EUR

10 data points across 7 retailers

7 retailers€192 EUR to €848 EUR

B+
Cheapest Retailer
-
€192 EUR
$215 USD
B+
Retailer 2
-
€302 EUR
$337 USD
View
B
Retailer 3
-
€335 EUR
$374 USD
View
Retailer 4
-
€349 EUR
£307 GBP
View
Price last confirmed 25 days ago
B
Retailer 5
-
€462 EUR
£406 GBP
View
C
Retailer 6
-
€555 EUR
$620 USD
View
Most Expensive
C
MOH London
LG520200568 · Oct 29
€848 EUR
£746 GBP
View
6 more retailers have this diamond
Prices start from €192 EURSave up to €656 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+
0.81ct Radiant
€192 EUR