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Radiant|Lab Grown|IGI

4.01ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG764660770

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

Certificate IGI LG764660770

Diamond specifications and retailer prices

From £1,567 GBP
$2,100 USD
As of October 29, 2026
Save £4,538 GBP (74%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £6,985 GBP at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

About this 4.01ct lab-grown radiant diamond

This 4.01ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG764660770 or 764660770. Listed at 19 retailers as of October 29, 2026, with a 290% 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

4.01
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.3°
Pavilion angle32.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG764660770
Dimensions12.19 × 7.53 × 5.07 mm
L/W Ratio1.62
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.19 mm7.53 mm4.01 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG764660770
Side View
Table 63.0%Crown 42.3°Girdle: MED-STKPavilion 32.1°Culet: NoneDepth 67.3%

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 29
Current: £6,985 GBP|Low: £1,389 GBP|High: £344,207 GBP|Avg: £13,375 GBP|-12.1%
Novita Diamonds
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 11£1,567 GBP
Retailer 16£1,616 GBP
Retailer 7£1,663 GBP
Retailer 2£2,114 GBP
Retailer 6£2,133 GBP
Retailer 14£2,346 GBP
Retailer 10£2,347 GBP
Retailer 4£3,082 GBP
Retailer 12£3,174 GBP
Retailer 15£3,200 GBP
Retailer 17£3,901 GBP
Retailer 3£4,019 GBP
Retailer 13£4,282 GBP
Retailer 18£4,307 GBP
Retailer 8£4,814 GBP
Retailer 5£5,231 GBP
Retailer 9£6,105 GBP
Novita Diamonds£6,985 GBP

30 data points across 18 retailers

19 retailers£1,567 GBP to £6,105 GBP

A
Cheapest Retailer
-
£1,567 GBP
$2,100 USD
Final sale: no returns
A
Retailer 2
-
£1,616 GBP
$2,165 USD
View
A
Retailer 3
-
£1,663 GBP
$2,228 USD
View
A
Retailer 4
-
£2,114 GBP
View
A
Retailer 5
-
£2,133 GBP
$2,858 USD
View
Retailer 6
-
£2,346 GBP
€2,994 EUR
View
Price last confirmed 7 days ago
A
Retailer 7
-
£2,347 GBP
$3,145 USD
View
A
Retailer 8
-
£3,082 GBP
View
A
Retailer 9
-
£3,174 GBP
ZAR 68,714 ZAR
View
Retailer 10
-
£3,200 GBP
A$6,597 AUD
View
Price last confirmed 8 days ago
A
Retailer 11
-
£3,839 GBP
$5,144 USD
View
A
Retailer 12
-
£3,901 GBP
$5,227 USD
View
A
Retailer 13
-
£4,019 GBP
$5,385 USD
View
A
Retailer 14
-
£4,282 GBP
View
A
Retailer 15
-
£4,307 GBP
$5,771 USD
View
Retailer 16
-
£4,814 GBP
$6,450 USD
View
Price last confirmed 16 days ago
B+
Retailer 17
-
£5,231 GBP
$7,009 USD
View
B+
Retailer 18
-
£6,105 GBP
$8,180 USD
View
Most Expensive
Novita Diamonds
cert_764660770 · Oct 8
£6,985 GBP
A$14,399 AUD
View
Price last confirmed 22 days ago
18 more retailers have this diamond
Prices start from £1,567 GBPSave up to £4,538 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
4.01ct Radiant
£1,567 GBP