Radiant|Lab Grown|IGI

3.05ct E VS1 Radiant Lab Grown Diamond

EX • E/VS1 • IGI LG756598031

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

Certificate IGI LG756598031

Diamond specifications and retailer prices

From £584 GBP
$778 USD
As of October 29, 2026
Save £3,794 GBP (87%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £4,596 GBP at Brilliant Earth · As of October 3, 2026
View at Brilliant Earth

About this 3.05ct lab-grown radiant diamond

This 3.05ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG756598031 or 756598031. Listed at 23 retailers as of October 29, 2026, with a 649% 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

3.05
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.4°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG756598031
Dimensions7.33 × 7.33 × 4.83 mm
L/W Ratio1.00
Culet sizePointed
Top View
7.33 mm7.33 mm3.05 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG756598031
Side View
Table 65.0%Crown 44.4°Girdle: Slightly ThickPavilion 35.1°Culet: NoneDepth 65.9%

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 29
Current: £4,596 GBP|Low: £473 GBP|High: £4,596 GBP|Avg: £1,425 GBP
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
October 29, 2026
Retailer 3£493 GBP
Retailer 4£571 GBP
Retailer 13£571 GBP
Retailer 8£584 GBP
Retailer 15£657 GBP
Retailer 10£774 GBP
Retailer 6£802 GBP
Retailer 2£1,009 GBP
Retailer 12£1,424 GBP
Retailer 14£1,460 GBP
Retailer 9£1,465 GBP
Retailer 16£1,707 GBP
Retailer 5£1,949 GBP
Retailer 7£1,957 GBP
Retailer 11£2,481 GBP
Brilliant Earth£4,596 GBP

43 data points across 16 retailers

23 retailers£584 GBP to £4,378 GBP

A
Retailer 1
-
£493 GBP
$656 USD
Price last confirmed 21 days ago
A
Retailer 2
-
£536 GBP
$714 USD
View
Price last confirmed 32 days ago
A
Retailer 3
-
£571 GBP
$761 USD
View
Price last confirmed 26 days ago
A
Retailer 4
-
£571 GBP
$761 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
£584 GBP
$778 USD
View
Final sale: no returns
A
Retailer 6
-
£657 GBP
$875 USD
View
A
Retailer 7
-
£774 GBP
View
A
Retailer 8
-
£785 GBP
$1,046 USD
View
A
Retailer 9
-
£802 GBP
$1,068 USD
View
A
Retailer 10
-
£1,009 GBP
View
B+
Retailer 11
-
£1,424 GBP
A$2,917 AUD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
£1,460 GBP
$1,944 USD
View
B+
Retailer 13
-
£1,465 GBP
ZAR 31,515 ZAR
View
B+
Retailer 14
-
£1,707 GBP
A$3,498 AUD
View
Price last confirmed 21 days ago
B
Retailer 15
-
£1,774 GBP
$2,362 USD
View
Price last confirmed 29 days ago
B
Retailer 16
-
£1,774 GBP
$2,362 USD
View
B
Retailer 17
-
£1,949 GBP
$2,596 USD
View
B
Retailer 18
-
£1,957 GBP
View
B
Retailer 19
-
£1,974 GBP
$2,629 USD
View
B
Retailer 20
-
£2,258 GBP
$3,007 USD
View
B
Retailer 21
-
£2,481 GBP
View
B
Retailer 22
-
£4,378 GBP
$5,830 USD
View
Most Expensive
B
Brilliant Earth
21651329A · Oct 3
£4,596 GBP
$6,120 USD
View
Price last confirmed 26 days ago
22 more retailers have this diamond
Prices start from £584 GBPSave up to £3,794 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
3.05ct Radiant
£584 GBP