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Cushion|Lab Grown|IGI

5.09ct F VVS1 Cushion Lab Grown Diamond

ID • F/VVS1 • IGI LG826662599

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG826662599

Diamond specifications and retailer prices

From £985 GBP
$1,322 USD
As of November 1, 2026
Save £6,593 GBP (87%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £7,579 GBP at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 5.09ct lab-grown cushion diamond

This 5.09ct lab-grown cushion sits in the over five carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG826662599 or 826662599. Listed at 7 retailers as of November 1, 2026, with prices from £985 to £7,579, a £6,593 spread on the same certified stone. Do Amore Diamonds lists it at £7,579. 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

5.09
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826662599
Dimensions9.99 × 9.93 × 6.72 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.99 mm9.93 mm5.09 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826662599
Side View
Table 62.0%Crown 35.5°Girdle: MED-THKPavilion 40.2°Culet: NoneDepth 67.7%

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: Nov 1
Current: £7,579 GBP|Low: £628 GBP|High: £7,579 GBP|Avg: £3,026 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 6£985 GBP
Retailer 10£1,295 GBP
Retailer 8£1,336 GBP
Retailer 7£2,130 GBP
Retailer 5£2,131 GBP
Retailer 2£2,283 GBP
Retailer 9£3,216 GBP
Retailer 3£3,639 GBP
Retailer 4£3,979 GBP
Do Amore Diamonds£7,579 GBP

22 data points across 10 retailers

7 retailers£985 GBP to £7,579 GBP

A
Cheapest Retailer
-
£985 GBP
$1,322 USD
Final sale: no returns
B+
Retailer 2
-
£2,130 GBP
$2,859 USD
View
B+
Retailer 3
-
£2,131 GBP
$2,860 USD
View
B+
Retailer 4
-
£2,283 GBP
A$4,713 AUD
View
B+
Retailer 5
-
£3,639 GBP
View
Retailer 6
-
£3,979 GBP
$5,340 USD
View
Price last confirmed 14 days ago
Most Expensive
B
Do Amore Diamonds
7-1793115 · Nov 2
£7,579 GBP
$10,170 USD
View
6 more retailers have this diamond
Prices start from £985 GBPSave up to £6,593 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
5.09ct Cushion
£985 GBP