Radiant|Lab Grown|IGI

0.87ct H SI2 Radiant Lab Grown Diamond

ID • H/SI2 • IGI LG515230184

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

Certificate IGI LG515230184

Diamond specifications and retailer prices

From €137 EUR
$153 USD
As of October 30, 2026
Save €738 EUR (84%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €875 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 0.87ct lab-grown radiant diamond

This 0.87ct lab-grown radiant sits in the just-under-one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG515230184 or 515230184. Listed at 11 retailers as of October 30, 2026, with prices from €137 to €875, a €738 spread on the same certified stone. MOH London lists it at €875. 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

0.87
Carat
H
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.5°
Pavilion angle33.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG515230184
Dimensions6.84 × 4.62 × 3.16 mm
L/W Ratio1.48
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
6.84 mm4.62 mm0.87 ctH / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG515230184
Side View
Table 65.5%Crown 44.5°Girdle: STK-THKPavilion 33.7°Culet: NoneDepth 68.4%

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: €875 EUR|Low: €137 EUR|High: €886 EUR|Avg: €401 EUR|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 1, 2026
Retailer 13€137 EUR
Retailer 9€158 EUR
Retailer 12€169 EUR
Retailer 14€169 EUR
Retailer 2€292 EUR
Retailer 11€310 EUR
Retailer 6€317 EUR
Retailer 4€346 EUR
Retailer 7€430 EUR
Retailer 10€449 EUR
Retailer 8€576 EUR
Retailer 3€602 EUR
Retailer 5€627 EUR
MOH London€875 EUR

23 data points across 14 retailers

11 retailers€137 EUR to €875 EUR

A
Cheapest Retailer
-
€137 EUR
$153 USD
A
Retailer 2
-
€158 EUR
$177 USD
View
A
Retailer 3
-
€169 EUR
$189 USD
View
Retailer 4
-
€169 EUR
$189 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
€292 EUR
£257 GBP
View
A
Retailer 6
-
€310 EUR
$346 USD
View
B+
Retailer 7
-
€430 EUR
$480 USD
View
B+
Retailer 8
-
€449 EUR
$502 USD
View
B
Retailer 9
-
€576 EUR
$643 USD
View
B+
Retailer 10
-
€602 EUR
$672 USD
View
Most Expensive
B
MOH London
LG515230184 · Nov 1
€875 EUR
£770 GBP
View
10 more retailers have this diamond
Prices start from €137 EURSave up to €738 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
0.87ct Radiant
€137 EUR