Radiant|Lab Grown|IGI

6.00ct E SI1 Radiant Lab Grown Diamond

VG • E/SI1 • IGI LG839611721

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

Certificate IGI LG839611721

Diamond specifications and retailer prices

From $944 USD
As of October 27, 2026
Save $8,126 USD (90%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $9,070 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 6ct lab-grown radiant diamond

This 6ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG839611721 or 839611721. Listed at 13 retailers as of October 27, 2026, with prices from $944 to $9,070, a $8,126 spread on the same certified stone. Brilliant Earth lists it at $9,070. 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

6.00
Carat
E
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle48.1°
Pavilion angle31.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839611721
Dimensions13.27 × 8.66 × 5.74 mm
L/W Ratio1.53
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.27 mm8.66 mm6.00 ctE / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839611721
Side View
Table 69.0%Crown 48.1°Girdle: Slightly ThickPavilion 31.9°Culet: NoneDepth 66.3%

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 27
Current: $9,070 USD|Low: $944 USD|High: $9,140 USD|Avg: $3,697 USD|-0.8%
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
October 28, 2026
Retailer 3$944 USD
Retailer 7$1,068 USD
Retailer 11$1,139 USD
Retailer 6$1,180 USD
Retailer 13$1,481 USD
Retailer 8$1,494 USD
Retailer 4$1,573 USD
Retailer 10$2,248 USD
Retailer 12$3,286 USD
Retailer 5$3,376 USD
Retailer 9$3,670 USD
Retailer 2$3,680 USD
Brilliant Earth$9,070 USD

27 data points across 13 retailers

13 retailers$944 USD to $9,070 USD

A
Cheapest Retailer
-
$944 USD
Final sale: no returns
A
Retailer 2
-
$1,068 USD
£841 GBP
View
A
Retailer 3
-
$1,139 USD
HK$8,900 HKD
View
A
Retailer 4
-
$1,180 USD
View
B+
Retailer 5
-
$1,481 USD
€1,410 EUR
View
B+
Retailer 6
-
$1,494 USD
£1,176 GBP
View
B+
Retailer 7
-
$1,573 USD
View
B+
Retailer 8
-
$2,248 USD
View
B
Retailer 9
-
$3,286 USD
SGD 4,440 SGD
View
B
Retailer 10
-
$3,376 USD
View
B
Retailer 11
-
$3,670 USD
£2,890 GBP
View
B
Retailer 12
-
$3,680 USD
View
Most Expensive
B
Brilliant Earth
21808178A · Oct 29
$9,070 USD
View
12 more retailers have this diamond
Prices start from $944 USDSave up to $8,126 USD

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
6.00ct Radiant
$944 USD