Radiant|Lab Grown|IGI

3.09ct D VS1 Radiant Lab Grown Diamond

EX • D/VS1 • IGI LG760584067

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

Certificate IGI LG760584067

Diamond specifications and retailer prices

From £378 GBP
$507 USD
As of October 30, 2026
Save £4,488 GBP (92%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £4,866 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.09ct lab-grown radiant diamond

This 3.09ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG760584067 or 760584067. Listed at 19 retailers as of October 30, 2026, with prices from £378 to £4,866, a £4,488 spread on the same certified stone. Brilliant Earth lists it at £4,866. 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

3.09
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.6°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG760584067
Dimensions10.40 × 7.22 × 4.88 mm
L/W Ratio1.44
Culet sizePointed
Top View
10.40 mm7.22 mm3.09 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG760584067
Side View
Table 63.0%Crown 42.6°Girdle: MediumPavilion 35.8°Culet: NoneDepth 67.6%

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: £4,866 GBP|Low: £275 GBP|High: £4,978 GBP|Avg: £1,373 GBP|-2.2%
Brilliant Earth
Retailer 2
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Retailer 5
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Retailer 20
October 31, 2026
Retailer 8£378 GBP
Retailer 17£424 GBP
Retailer 19£424 GBP
Retailer 13£560 GBP
Retailer 7£609 GBP
Retailer 20£621 GBP
Retailer 12£622 GBP
Retailer 2£754 GBP
Retailer 9£765 GBP
Retailer 6£855 GBP
Retailer 4£1,157 GBP
Retailer 16£1,211 GBP
Retailer 5£1,362 GBP
Retailer 11£1,504 GBP
Retailer 10£1,621 GBP
Retailer 14£1,702 GBP
Retailer 15£2,252 GBP
Retailer 18£3,181 GBP
Retailer 3£3,358 GBP
Brilliant Earth£4,866 GBP

31 data points across 20 retailers

19 retailers£378 GBP to £4,866 GBP

A
Cheapest Retailer
-
£378 GBP
$507 USD
A
Retailer 2
-
£424 GBP
$568 USD
View
A
Retailer 3
-
£424 GBP
$568 USD
View
Final sale: no returns
A
Retailer 4
-
£560 GBP
$750 USD
View
A
Retailer 5
-
£609 GBP
$816 USD
View
B+
Retailer 6
-
£621 GBP
$832 USD
View
A
Retailer 7
-
£754 GBP
€962 EUR
View
A
Retailer 8
-
£855 GBP
$1,145 USD
View
B+
Retailer 9
-
£1,157 GBP
$1,550 USD
View
B+
Retailer 10
-
£1,211 GBP
$1,623 USD
View
B+
Retailer 11
-
£1,355 GBP
CA$2,521 CAD
View
B+
Retailer 12
-
£1,362 GBP
$1,825 USD
View
B+
Retailer 13
-
£1,702 GBP
A$3,509 AUD
View
B
Retailer 14
-
£1,955 GBP
$2,620 USD
View
Retailer 15
-
£2,174 GBP
$2,913 USD
View
Price last confirmed 52 days ago
B
Retailer 16
-
£2,252 GBP
View
B
Retailer 17
-
£3,181 GBP
$4,262 USD
View
B
Retailer 18
-
£3,358 GBP
$4,500 USD
View
Most Expensive
B
Brilliant Earth
21651262A · Oct 31
£4,866 GBP
$6,520 USD
View
18 more retailers have this diamond
Prices start from £378 GBPSave up to £4,488 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
3.09ct Radiant
£378 GBP