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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 $218 AUD
$153 USD
As of October 30, 2026
Save $1,174 AUD (84%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,392 AUD 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 $218 to $1,392, a $1,174 spread on the same certified stone. MOH London lists it at $1,392. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,392 AUD|Low: $218 AUD|High: $1,408 AUD|Avg: $638 AUD|-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$218 AUD
Retailer 9$252 AUD
Retailer 12$269 AUD
Retailer 14$269 AUD
Retailer 2$464 AUD
Retailer 11$493 AUD
Retailer 6$504 AUD
Retailer 4$550 AUD
Retailer 7$683 AUD
Retailer 10$715 AUD
Retailer 8$915 AUD
Retailer 3$957 AUD
Retailer 5$996 AUD
MOH London$1,392 AUD

23 data points across 14 retailers

11 retailers$218 AUD to $1,392 AUD

A
Cheapest Retailer
-
$218 AUD
$153 USD
A
Retailer 2
-
$252 AUD
$177 USD
View
A
Retailer 3
-
$269 AUD
$189 USD
View
Retailer 4
-
$269 AUD
$189 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$464 AUD
£257 GBP
View
A
Retailer 6
-
$493 AUD
$346 USD
View
B+
Retailer 7
-
$683 AUD
$480 USD
View
B+
Retailer 8
-
$715 AUD
$502 USD
View
B
Retailer 9
-
$915 AUD
$643 USD
View
B+
Retailer 10
-
$957 AUD
$672 USD
View
Most Expensive
B
MOH London
LG515230184 · Nov 1
$1,392 AUD
£770 GBP
View
10 more retailers have this diamond
Prices start from $218 AUDSave up to $1,174 AUD

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
$218 AUD