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Cushion|Lab Grown|IGI

3.28ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG845669506

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG845669506

Diamond specifications and retailer prices

From £702 GBP
HK$7,300 HKD
As of October 29, 2026
Save £2,895 GBP (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £3,597 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.28ct lab-grown cushion diamond

This 3.28ct 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 LG845669506 or 845669506. Listed at 15 retailers as of October 29, 2026, with prices from £702 to £3,597, a £2,895 spread on the same certified stone. Brilliant Earth lists it at £3,597. 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

3.28
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845669506
Dimensions10.47 × 7.34 × 4.88 mm
L/W Ratio1.43
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.47 mm7.34 mm3.28 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845669506
Side View
Table 63.0%Crown 35.2°Girdle: MED-STKPavilion 34.3°Culet: NoneDepth 66.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £1,579 GBP|Low: £586 GBP|High: £2,881 GBP|Avg: £1,538 GBP|+1.3%
Retailer 1
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 26, 2026
Retailer 2£586 GBP
Retailer 8£702 GBP
Retailer 11£703 GBP
Retailer 12£740 GBP
Retailer 13£840 GBP
Retailer 9£960 GBP
Retailer 3£986 GBP
Retailer 14£1,369 GBP
Retailer 1£1,579 GBP
Retailer 5£2,044 GBP
Retailer 10£2,069 GBP
Retailer 4£2,086 GBP
Retailer 7£2,092 GBP
Retailer 15£2,823 GBP
Retailer 6£2,881 GBP

5 data points across 15 retailers

15 retailers£702 GBP to £3,597 GBP

A
Cheapest Retailer
-
£702 GBP
HK$7,300 HKD
Retailer 2
-
£703 GBP
View
Price last confirmed 7 days ago
Retailer 3
-
£740 GBP
$985 USD
View
Price last confirmed 6 days ago
A
Retailer 4
-
£840 GBP
$1,119 USD
View
A
Retailer 5
-
£960 GBP
View
Retailer 6
-
£986 GBP
$1,313 USD
View
Price last confirmed 8 days ago
Retailer 7
-
£1,369 GBP
A$2,804 AUD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
£1,579 GBP
$2,103 USD
View
B+
Retailer 9
-
£2,044 GBP
SGD 3,678 SGD
View
Retailer 10
-
£2,069 GBP
$2,755 USD
View
Price last confirmed 7 days ago
B+
Retailer 11
-
£2,086 GBP
$2,778 USD
View
Retailer 12
-
£2,092 GBP
$2,785 USD
View
Price last confirmed 8 days ago
Retailer 13
-
£2,823 GBP
$3,760 USD
View
Price last confirmed 8 days ago
Retailer 14
-
£2,881 GBP
$3,836 USD
View
Price last confirmed 7 days ago
Most Expensive
B
Brilliant Earth
22218964A · Oct 29
£3,597 GBP
$4,790 USD
View
14 more retailers have this diamond
Prices start from £702 GBPSave up to £2,895 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
3.28ct Cushion
£702 GBP