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Radiant|Lab Grown|IGI

0.86ct G SI1 Radiant Lab Grown Diamond

GD • G/SI1 • IGI LG515230182

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

Certificate IGI LG515230182

Diamond specifications and retailer prices

From $313 AUD
$220 USD
As of November 1, 2026
Save $1,865 AUD (86%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $2,178 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 0.86ct lab-grown radiant diamond

This 0.86ct lab-grown radiant sits in the just-under-one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG515230182 or 515230182. Listed at 7 retailers as of October 31, 2026, with prices from $313 to $2,178, a $1,865 spread on the same certified stone. Do Amore Diamonds lists it at $2,178. 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

0.86
Carat
G
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle48.6°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG515230182
Dimensions6.77 × 4.69 × 3.13 mm
L/W Ratio1.44
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
6.77 mm4.69 mm0.86 ctG / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG515230182
Side View
Table 65.5%Crown 48.6°Girdle: MED-STKPavilion 34.8°Culet: NoneDepth 66.7%

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: Nov 1
Current: $2,178 AUD|Low: $313 AUD|High: $2,178 AUD|Avg: $919 AUD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 4$313 AUD
Retailer 6$511 AUD
Retailer 3$558 AUD
Retailer 7$571 AUD
Retailer 5$957 AUD
Retailer 8$1,029 AUD
Retailer 2$1,454 AUD
Do Amore Diamonds$2,178 AUD

28 data points across 8 retailers

7 retailers$313 AUD to $2,178 AUD

A
Cheapest Retailer
-
$313 AUD
$220 USD
B+
Retailer 2
-
$511 AUD
$359 USD
View
B+
Retailer 3
-
$558 AUD
£308 GBP
View
B
Retailer 4
-
$571 AUD
$401 USD
View
C
Retailer 5
-
$957 AUD
$672 USD
View
B
Retailer 6
-
$1,454 AUD
£804 GBP
View
Most Expensive
C
Do Amore Diamonds
27-A8374C25E · Oct 31
$2,178 AUD
$1,530 USD
View
6 more retailers have this diamond
Prices start from $313 AUDSave up to $1,865 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
0.86ct Radiant
$313 AUD