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 $271 NZD
$153 USD
As of October 30, 2026
Save $1,464 NZD (84%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,735 NZD 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 $271 to $1,735, a $1,464 spread on the same certified stone. MOH London lists it at $1,735. 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

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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: $1,735 NZD|Low: $271 NZD|High: $1,755 NZD|Avg: $795 NZD|-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$271 NZD
Retailer 9$314 NZD
Retailer 12$335 NZD
Retailer 14$335 NZD
Retailer 2$578 NZD
Retailer 11$614 NZD
Retailer 6$628 NZD
Retailer 4$686 NZD
Retailer 7$852 NZD
Retailer 10$891 NZD
Retailer 8$1,141 NZD
Retailer 3$1,192 NZD
Retailer 5$1,242 NZD
MOH London$1,735 NZD

23 data points across 14 retailers

11 retailers$271 NZD to $1,735 NZD

A
Cheapest Retailer
-
$271 NZD
$153 USD
A
Retailer 2
-
$314 NZD
$177 USD
View
A
Retailer 3
-
$335 NZD
$189 USD
View
Retailer 4
-
$335 NZD
$189 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$578 NZD
£257 GBP
View
A
Retailer 6
-
$614 NZD
$346 USD
View
B+
Retailer 7
-
$852 NZD
$480 USD
View
B+
Retailer 8
-
$891 NZD
$502 USD
View
B
Retailer 9
-
$1,141 NZD
$643 USD
View
B+
Retailer 10
-
$1,192 NZD
$672 USD
View
Most Expensive
B
MOH London
LG515230184 · Nov 1
$1,735 NZD
£770 GBP
View
10 more retailers have this diamond
Prices start from $271 NZDSave up to $1,464 NZD

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
$271 NZD