Cushion|Lab Grown|IGI

3.17ct E VVS1 Cushion Lab Grown Diamond

EX • E/VVS1 • IGI LG844608441

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG844608441

Diamond specifications and retailer prices

From £647 GBP
$862 USD
As of October 29, 2026
Save £5,413 GBP (89%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £6,060 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.17ct lab-grown cushion diamond

This 3.17ct 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 LG844608441 or 844608441. Listed at 6 retailers as of October 29, 2026, with prices from £647 to £6,060, a £5,413 spread on the same certified stone. Brilliant Earth lists it at £6,060. 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

3.17
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844608441
Dimensions10.45 × 7.59 × 5.05 mm
L/W Ratio1.38
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.45 mm7.59 mm3.17 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844608441
Side View
Table 63.0%Crown 35.6°Girdle: MED-STKPavilion 35.4°Culet: NoneDepth 66.5%

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: £1,289 GBP|Low: £647 GBP|High: £4,541 GBP|Avg: £1,890 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 2£647 GBP
Retailer 4£882 GBP
Retailer 6£1,034 GBP
Retailer 1£1,289 GBP
Retailer 5£2,069 GBP
Retailer 3£4,540 GBP

8 data points across 6 retailers

6 retailers£647 GBP to £6,060 GBP

A
Cheapest Retailer
-
£647 GBP
$862 USD
Final sale: no returns
A
Retailer 2
-
£882 GBP
$1,174 USD
View
A
Retailer 3
-
£1,159 GBP
$1,544 USD
View
B+
Retailer 4
-
£2,069 GBP
$2,755 USD
View
B
Retailer 5
-
£4,540 GBP
$6,046 USD
View
Most Expensive
B
Brilliant Earth
22230826Y · Oct 29
£6,060 GBP
$8,070 USD
View
5 more retailers have this diamond
Prices start from £647 GBPSave up to £5,413 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
3.17ct Cushion
£647 GBP