Radiant|Lab Grown|IGI

2.97ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG664405058

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

Certificate IGI LG664405058

Diamond specifications and retailer prices

From £628 GBP
$835 USD
As of October 27, 2026
Save £2,118 GBP (77%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £7,435 GBP at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

About this 2.97ct lab-grown radiant diamond

This 2.97ct lab-grown radiant sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG664405058 or 664405058. Listed at 20 retailers as of October 27, 2026, with a 337% 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

2.97
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.9°
Pavilion angle33.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG664405058
Dimensions10.22 × 7.03 × 4.64 mm
L/W Ratio1.45
Culet sizePointed
Top View
10.22 mm7.03 mm2.97 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG664405058
Side View
Table 65.0%Crown 44.9°Girdle: MediumPavilion 33.9°Culet: NoneDepth 66.0%

Caratlytics Score

How it works →
A+
Exceptional
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: £7,435 GBP|Low: £703 GBP|High: £7,654 GBP|Avg: £1,946 GBP|-2.9%
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
October 29, 2026
Retailer 9£703 GBP
Retailer 5£728 GBP
Retailer 12£862 GBP
Retailer 3£1,004 GBP
Retailer 16£1,045 GBP
Retailer 11£1,113 GBP
Retailer 14£1,211 GBP
Retailer 15£1,675 GBP
Retailer 13£1,729 GBP
Retailer 2£1,880 GBP
Retailer 8£2,019 GBP
Retailer 7£2,049 GBP
Retailer 4£2,280 GBP
Retailer 6£2,525 GBP
Retailer 17£2,600 GBP
Retailer 10£2,747 GBP
Brilliant Earth£7,435 GBP

40 data points across 17 retailers

20 retailers£628 GBP to £2,747 GBP

A+
Cheapest Retailer
-
£628 GBP
$835 USD
A
Retailer 2
-
£683 GBP
$908 USD
View
A
Retailer 3
-
£703 GBP
$934 USD
View
Final sale: no returns
A
Retailer 4
-
£728 GBP
$968 USD
View
A
Retailer 5
-
£729 GBP
$969 USD
View
Price last confirmed 12 days ago
A
Retailer 6
-
£862 GBP
$1,145 USD
View
A
Retailer 7
-
£1,004 GBP
$1,334 USD
View
A
Retailer 8
-
£1,045 GBP
$1,388 USD
View
A
Retailer 9
-
£1,113 GBP
View
A
Retailer 10
-
£1,211 GBP
€1,532 EUR
View
Price last confirmed 10 days ago
A
Retailer 11
-
£1,675 GBP
$2,226 USD
View
A
Retailer 12
-
£1,729 GBP
A$3,534 AUD
View
Price last confirmed 7 days ago
A
Retailer 13
-
£1,880 GBP
ZAR 40,365 ZAR
View
A
Retailer 14
-
£2,019 GBP
View
A
Retailer 15
-
£2,049 GBP
$2,723 USD
View
A
Retailer 16
-
£2,280 GBP
$3,030 USD
View
B+
Retailer 17
-
£2,525 GBP
$3,355 USD
View
B+
Retailer 18
-
£2,600 GBP
$3,455 USD
View
B+
Retailer 19
-
£2,747 GBP
View
Most Expensive
B
Brilliant Earth
16422884A · Oct 21
£7,435 GBP
$9,880 USD
View
Price last confirmed 7 days ago
19 more retailers have this diamond
Prices start from £628 GBPSave up to £2,118 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+
2.97ct Radiant
£628 GBP