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Cushion|Lab Grown|IGI

3.10ct E VVS1 Cushion Lab Grown Diamond

EX • E/VVS1 • IGI LG761541012

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG761541012

Diamond specifications and retailer prices

From £735 GBP
$985 USD
As of October 30, 2026
Save £1,636 GBP (69%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £3,116 GBP at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 3.1ct lab-grown cushion diamond

This 3.1ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG761541012 or 761541012. Listed at 7 retailers as of October 29, 2026, with a 223% 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

3.10
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG761541012
Dimensions9.70 × 7.60 × 4.96 mm
L/W Ratio1.28
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.70 mm7.60 mm3.10 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG761541012
Side View
Table 65.0%Crown 35.3°Girdle: MED-STKPavilion 35.9°Culet: NoneDepth 65.3%

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: £3,116 GBP|Low: £735 GBP|High: £3,358 GBP|Avg: £1,600 GBP|-7.2%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 5£735 GBP
Retailer 3£824 GBP
Retailer 2£857 GBP
Retailer 6£1,378 GBP
Retailer 7£1,774 GBP
Retailer 4£2,371 GBP
Rare Carat£3,116 GBP

40 data points across 7 retailers

7 retailers£735 GBP to £2,371 GBP

A
Cheapest Retailer
-
£735 GBP
$985 USD
A
Retailer 2
-
£824 GBP
€1,051 EUR
View
A
Retailer 3
-
£857 GBP
View
A
Retailer 4
-
£1,378 GBP
$1,847 USD
View
B+
Retailer 5
-
£1,774 GBP
$2,377 USD
View
B+
Retailer 6
-
£2,371 GBP
View
Most Expensive
Rare Carat
K6888 · Oct 21
£3,116 GBP
$4,175 USD
View
Price last confirmed 9 days ago
6 more retailers have this diamond
Prices start from £735 GBPSave up to £1,636 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
£735 GBP