Cushion|Lab Grown|IGI

3.10ct F VVS2 Cushion Lab Grown Diamond

ID • F/VVS2 • IGI LG845616991

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG845616991

Diamond specifications and retailer prices

From £440 GBP
As of October 27, 2026
Save £1,068 GBP (71%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,508 GBP at Brilliance · As of October 26, 2026
View at Brilliance

About this 3.1ct lab-grown cushion diamond

This 3.1ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG845616991 or 845616991. Listed at 14 retailers as of October 26, 2026, with prices from £440 to £1,508, a £1,068 spread on the same certified stone. Brilliance lists it at £1,508. 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

3.10
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.1°
Pavilion angle37°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845616991
Dimensions10.12 × 7.24 × 4.91 mm
L/W Ratio1.40
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.12 mm7.24 mm3.10 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845616991
Side View
Table 65.0%Crown 41.1°Girdle: MED-STKPavilion 37°Culet: NoneDepth 67.8%

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 27
Current: £1,508 GBP|Low: £355 GBP|High: £1,539 GBP|Avg: £915 GBP|-2.0%
Brilliance
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
October 28, 2026
Retailer 9£355 GBP
Retailer 10£440 GBP
Retailer 15£536 GBP
Retailer 2£549 GBP
Retailer 6£614 GBP
Retailer 12£653 GBP
Retailer 3£681 GBP
Retailer 5£841 GBP
Retailer 7£866 GBP
Retailer 8£965 GBP
Retailer 11£1,254 GBP
Retailer 13£1,293 GBP
Retailer 4£1,305 GBP
Retailer 14£1,465 GBP
Brilliance£1,508 GBP

8 data points across 15 retailers

14 retailers£440 GBP to £1,508 GBP

A
Cheapest Retailer
-
£440 GBP
B+
Retailer 2
-
£536 GBP
$718 USD
View
A
Retailer 3
-
£549 GBP
$735 USD
View
Retailer 4
-
£614 GBP
€783 EUR
View
Price last confirmed 7 days ago
A
Retailer 5
-
£653 GBP
View
A
Retailer 6
-
£681 GBP
$912 USD
View
A
Retailer 7
-
£841 GBP
A$1,734 AUD
View
Retailer 8
-
£866 GBP
ZAR 18,754 ZAR
View
Price last confirmed 8 days ago
A
Retailer 9
-
£965 GBP
$1,293 USD
View
B+
Retailer 10
-
£1,254 GBP
SGD 2,271 SGD
View
B+
Retailer 11
-
£1,293 GBP
$1,732 USD
View
B+
Retailer 12
-
£1,305 GBP
$1,748 USD
View
B+
Retailer 13
-
£1,465 GBP
View
Most Expensive
B+
Brilliance
D46236247 · Oct 26
£1,508 GBP
$2,020 USD
View
13 more retailers have this diamond
Prices start from £440 GBPSave up to £1,068 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
3.10ct Cushion
£440 GBP