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Cushion|Lab Grown|IGI

3.03ct E VS1 Cushion Lab Grown Diamond

EX • E/VS1 • IGI LG729574005

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG729574005

Diamond specifications and retailer prices

From £835 GBP
$1,112 USD
As of October 28, 2026
Save £3,716 GBP (82%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £6,803 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 3.03ct lab-grown cushion diamond

This 3.03ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG729574005 or 729574005. Listed at 17 retailers as of October 28, 2026, with a 445% 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

3.03
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729574005
Dimensions9.88 × 8.24 × 5.02 mm
L/W Ratio1.20
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.88 mm8.24 mm3.03 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729574005
Side View
Table 58.0%Crown 33°Girdle: MED-STKPavilion 41.7°Culet: LargeDepth 60.9%

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 28
Current: £6,803 GBP|Low: £835 GBP|High: £7,209 GBP|Avg: £2,260 GBP
Do Amore Diamonds
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
Retailer 16
Retailer 17
October 29, 2026
Retailer 8£835 GBP
Retailer 15£858 GBP
Retailer 3£888 GBP
Retailer 17£1,021 GBP
Retailer 4£1,142 GBP
Retailer 5£1,251 GBP
Retailer 10£1,413 GBP
Retailer 11£1,490 GBP
Retailer 12£1,908 GBP
Retailer 16£2,213 GBP
Retailer 14£2,256 GBP
Retailer 9£2,712 GBP
Retailer 6£2,754 GBP
Retailer 2£3,168 GBP
Retailer 7£3,485 GBP
Retailer 13£4,551 GBP
Do Amore Diamonds£6,803 GBP

40 data points across 17 retailers

17 retailers£835 GBP to £4,551 GBP

A
Cheapest Retailer
-
£835 GBP
$1,112 USD
A
Retailer 2
-
£858 GBP
$1,142 USD
View
Final sale: no returns
A
Retailer 3
-
£888 GBP
$1,183 USD
View
Price last confirmed 12 days ago
A
Retailer 4
-
£1,021 GBP
$1,360 USD
View
A
Retailer 5
-
£1,142 GBP
$1,521 USD
View
B+
Retailer 6
-
£1,251 GBP
$1,666 USD
View
B+
Retailer 7
-
£1,413 GBP
View
B+
Retailer 8
-
£1,490 GBP
€1,890 EUR
View
B
Retailer 9
-
£1,908 GBP
A$3,908 AUD
View
B
Retailer 10
-
£2,213 GBP
A$4,534 AUD
View
Price last confirmed 7 days ago
B
Retailer 11
-
£2,256 GBP
ZAR 48,538 ZAR
View
B
Retailer 12
-
£2,712 GBP
View
B
Retailer 13
-
£2,754 GBP
$3,668 USD
View
B
Retailer 14
-
£3,168 GBP
View
B
Retailer 15
-
£3,485 GBP
$4,641 USD
View
B
Retailer 16
-
£4,551 GBP
$6,060 USD
View
Most Expensive
B
Do Amore Diamonds
27-DCFDB0531 · Oct 29
£6,803 GBP
$9,060 USD
View
Price under review
16 more retailers have this diamond
Prices start from £835 GBPSave up to £3,716 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
3.03ct Cushion
£835 GBP