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Cushion|Lab Grown|IGI

3.03ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG783628757

Shape and cutting style on the report: Cut cornered square mixed cut

Certificate IGI LG783628757

Diamond specifications and retailer prices

From £903 GBP
$1,203 USD
As of October 27, 2026
Save £3,095 GBP (77%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £3,998 GBP at Taylor and Hart · As of October 27, 2026
View at Taylor and Hart

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 LG783628757 or 783628757. Listed at 17 retailers as of October 27, 2026, with prices from £903 to £3,998, a £3,095 spread on the same certified stone. Taylor and Hart lists it at £3,998. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.4°
Pavilion angle43°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783628757
Dimensions7.77 × 7.75 × 5.34 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.77 mm7.75 mm3.03 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783628757
Side View
Table 66.0%Crown 29.4°Girdle: Slightly ThickPavilion 43°Culet: NoneDepth 68.9%

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 27
Current: £3,386 GBP|Low: £867 GBP|High: £3,408 GBP|Avg: £1,740 GBP|-0.5%
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 29, 2026
Retailer 15£903 GBP
Retailer 12£983 GBP
Retailer 4£1,012 GBP
Retailer 8£1,048 GBP
Retailer 7£1,149 GBP
Retailer 11£1,179 GBP
Retailer 9£1,286 GBP
Retailer 10£1,512 GBP
Retailer 5£1,663 GBP
Retailer 14£1,964 GBP
Retailer 2£2,008 GBP
Retailer 13£2,365 GBP
Retailer 3£3,007 GBP
Retailer 6£3,345 GBP
Retailer 1£3,386 GBP

41 data points across 15 retailers

17 retailers£903 GBP to £3,998 GBP

A
Cheapest Retailer
-
£903 GBP
$1,203 USD
A
Retailer 2
-
£983 GBP
$1,309 USD
View
A
Retailer 3
-
£1,012 GBP
$1,347 USD
View
Final sale: no returns
A
Retailer 4
-
£1,048 GBP
$1,396 USD
View
A
Retailer 5
-
£1,149 GBP
$1,530 USD
View
A
Retailer 6
-
£1,179 GBP
$1,570 USD
View
B+
Retailer 7
-
£1,286 GBP
View
B+
Retailer 8
-
£1,512 GBP
View
B+
Retailer 9
-
£1,663 GBP
$2,215 USD
View
B+
Retailer 10
-
£1,964 GBP
$2,616 USD
View
B
Retailer 11
-
£2,008 GBP
$2,674 USD
View
B
Retailer 12
-
£2,365 GBP
A$4,845 AUD
View
Price last confirmed 7 days ago
B
Retailer 13
-
£2,529 GBP
View
Price last confirmed 14 days ago
B
Retailer 14
-
£3,007 GBP
$4,005 USD
View
B
Retailer 15
-
£3,345 GBP
SGD 6,020 SGD
View
B
Retailer 16
-
£3,386 GBP
View
Most Expensive
B
Taylor and Hart
A221ZE1 · Oct 27
£3,998 GBP
$5,325 USD
View
16 more retailers have this diamond
Prices start from £903 GBPSave up to £3,095 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
£903 GBP