Radiant|Lab Grown|IGI

6.04ct E SI2 Radiant Lab Grown Diamond

ID • E/SI2 • IGI LG788648097

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

Certificate IGI LG788648097

Diamond specifications and retailer prices

From £697 GBP
$934 USD
As of October 30, 2026
Save £3,020 GBP (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £3,810 GBP at Rare Carat · As of October 19, 2026
View at Rare Carat

About this 6.04ct lab-grown radiant diamond

This 6.04ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG788648097 or 788648097. Listed at 12 retailers as of October 30, 2026, with a 433% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

6.04
Carat
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.8°
Pavilion angle33.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788648097
Dimensions12.68 × 9.04 × 5.74 mm
L/W Ratio1.40
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.68 mm9.04 mm6.04 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788648097
Side View
Table 69.0%Crown 42.8°Girdle: Slightly ThickPavilion 33.4°Culet: NoneDepth 63.5%

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 30
Current: £3,810 GBP|Low: £557 GBP|High: £5,381 GBP|Avg: £1,698 GBP|-1.4%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 6£697 GBP
Retailer 9£758 GBP
Retailer 3£781 GBP
Retailer 7£808 GBP
Retailer 11£808 GBP
Retailer 12£1,155 GBP
Retailer 5£1,292 GBP
Retailer 4£1,383 GBP
Retailer 8£1,673 GBP
Retailer 10£2,318 GBP
Retailer 2£3,717 GBP
Rare Carat£3,810 GBP

43 data points across 12 retailers

12 retailers£697 GBP to £3,717 GBP

A
Cheapest Retailer
-
£697 GBP
$934 USD
A
Retailer 2
-
£758 GBP
$1,016 USD
View
A
Retailer 3
-
£781 GBP
$1,046 USD
View
Final sale: no returns
A
Retailer 4
-
£808 GBP
$1,083 USD
View
Retailer 5
-
£808 GBP
$1,083 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
£1,155 GBP
$1,548 USD
View
B+
Retailer 7
-
£1,292 GBP
View
B+
Retailer 8
-
£1,383 GBP
$1,853 USD
View
B+
Retailer 9
-
£1,673 GBP
$2,241 USD
View
B
Retailer 10
-
£2,318 GBP
$3,105 USD
View
B
Retailer 11
-
£3,717 GBP
$4,980 USD
View
Most Expensive
Rare Carat
LAX14-114A · Oct 19
£3,810 GBP
$5,105 USD
View
Price last confirmed 11 days ago
11 more retailers have this diamond
Prices start from £697 GBPSave up to £3,020 GBP

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
6.04ct Radiant
£697 GBP