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Radiant|Lab Grown|IGI

6.36ct E VS1 Radiant Lab Grown Diamond

EX • E/VS1 • IGI LG836697178

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

Certificate IGI LG836697178

Diamond specifications and retailer prices

From $1,600 AUD
$1,124 USD
As of October 29, 2026
Save $840 AUD (34%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $20,842 AUD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 6.36ct lab-grown radiant diamond

This 6.36ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG836697178 or 836697178. Listed at 4 retailers as of October 29, 2026, with a 53% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

6.36
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.1°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836697178
Dimensions13.01 × 9.14 × 6.26 mm
L/W Ratio1.42
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.01 mm9.14 mm6.36 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836697178
Side View
Table 65.0%Crown 45.1°Girdle: Slightly ThickPavilion 38.1°Culet: NoneDepth 68.5%

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 29
Current: $20,842 AUD|Low: $1,600 AUD|High: $20,856 AUD|Avg: $8,865 AUD|-0.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
October 30, 2026
Retailer 3$1,600 AUD
Retailer 2$2,440 AUD
Retailer 4$8,527 AUD
Brilliant Earth$20,842 AUD

35 data points across 4 retailers

4 retailers$1,600 AUD to $2,440 AUD

A
Cheapest Retailer
-
$1,600 AUD
$1,124 USD
Final sale: no returns
A
Retailer 2
-
$2,440 AUD
£1,350 GBP
View
Retailer 3
-
$8,527 AUD
$5,990 USD
View
Price last confirmed 16 days ago
Most Expensive
Brilliant Earth
21388758A · Oct 28
$20,842 AUD
$14,640 USD
View
Price under review
3 more retailers have this diamond
Prices start from $1,600 AUDSave up to $840 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
6.36ct Radiant
$1,600 AUD