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Radiant|Lab Grown|IGI

6.27ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG815616475

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

Certificate IGI LG815616475

Diamond specifications and retailer prices

From $1,455 AUD
$1,022 USD
As of October 30, 2026
Save $9,436 AUD (87%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $10,891 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 6.27ct lab-grown radiant diamond

This 6.27ct 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 LG815616475 or 815616475. Listed at 27 retailers as of October 29, 2026, with prices from $1,455 to $10,891, a $9,436 spread on the same certified stone. Brilliant Earth lists it at $10,891. 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

6.27
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28°
Pavilion angle34.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815616475
Dimensions13.13 × 9.17 × 5.95 mm
L/W Ratio1.43
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.13 mm9.17 mm6.27 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815616475
Side View
Table 63.0%Crown 28°Girdle: Slightly ThickPavilion 34.2°Culet: NoneDepth 64.9%

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: $10,891 AUD|Low: $1,397 AUD|High: $10,891 AUD|Avg: $4,004 AUD
Brilliant Earth
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 7$1,455 AUD
Retailer 8$1,629 AUD
Retailer 9$1,687 AUD
Retailer 2$1,782 AUD
Retailer 14$1,936 AUD
Retailer 15$2,413 AUD
Retailer 11$2,427 AUD
Retailer 16$2,958 AUD
Retailer 18$3,124 AUD
Retailer 10$3,162 AUD
Retailer 4$3,224 AUD
Retailer 12$3,265 AUD
Retailer 17$4,980 AUD
Retailer 5$5,179 AUD
Retailer 13$5,753 AUD
Retailer 6$6,850 AUD
Retailer 3$8,292 AUD
Brilliant Earth$10,891 AUD

32 data points across 18 retailers

27 retailers$1,455 AUD to $10,891 AUD

A
Cheapest Retailer
-
$1,455 AUD
$1,022 USD
A
Retailer 2
-
$1,583 AUD
$1,112 USD
View
A
Retailer 3
-
$1,629 AUD
$1,144 USD
View
Final sale: no returns
A
Retailer 4
-
$1,687 AUD
$1,185 USD
View
Retailer 5
-
$1,687 AUD
$1,185 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
$1,782 AUD
£986 GBP
View
A
Retailer 7
-
$1,936 AUD
$1,360 USD
View
A
Retailer 8
-
$1,950 AUD
HK$10,700 HKD
View
A
Retailer 9
-
$2,245 AUD
$1,577 USD
View
B+
Retailer 10
-
$2,413 AUD
$1,695 USD
View
A
Retailer 11
-
$2,427 AUD
£1,342 GBP
View
Retailer 12
-
$2,958 AUD
€1,979 EUR
View
Price last confirmed 7 days ago
Retailer 13
-
$3,124 AUD
View
Price last confirmed 9 days ago
A
Retailer 14
-
$3,162 AUD
$2,221 USD
View
A
Retailer 15
-
$3,224 AUD
$2,265 USD
View
A
Retailer 16
-
$3,265 AUD
ZAR 37,047 ZAR
View
B+
Retailer 17
-
$4,050 AUD
$2,845 USD
View
B+
Retailer 18
-
$4,665 AUD
£2,580 GBP
View
B+
Retailer 19
-
$4,980 AUD
$3,498 USD
View
B+
Retailer 20
-
$5,179 AUD
$3,638 USD
View
B+
Retailer 21
-
$5,655 AUD
SGD 5,368 SGD
View
B+
Retailer 22
-
$5,753 AUD
£3,182 GBP
View
B+
Retailer 23
-
$5,885 AUD
$4,134 USD
View
B
Retailer 24
-
$6,090 AUD
$4,278 USD
View
Retailer 25
-
$6,850 AUD
View
Price last confirmed 22 days ago
Retailer 26
-
$8,292 AUD
$5,825 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
20599682A · Oct 29
$10,891 AUD
$7,650 USD
View
26 more retailers have this diamond
Prices start from $1,455 AUDSave up to $9,436 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
6.27ct Radiant
$1,455 AUD