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Cushion|Lab Grown|IGI

0.66ct F VS1 Cushion Lab Grown Diamond

EX • F/VS1 • IGI LG707511710

Shape and cutting style on the report: Freeform faceted

Certificate IGI LG707511710

Diamond specifications and retailer prices

From £258 GBP
As of November 5, 2026
Save £845 GBP (77%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £1,716 GBP at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 0.66ct lab-grown cushion diamond

This 0.66ct lab-grown cushion sits in the half to three-quarter carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG707511710 or 707511710. Listed at 6 retailers as of November 4, 2026, with a 328% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.66
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG707511710
Dimensions6.41 × 5.00 × 2.70 mm
L/W Ratio1.28
Girdle conditionPARTLY FACETED
Culet sizeLong Faceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.41 mm5.00 mm0.66 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG707511710
Side View
TableCrownGirdle: MED-THKPavilionCulet: LONDepth

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £1,716 GBP|Low: £247 GBP|High: £1,768 GBP|Avg: £799 GBP|-2.9%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 19, 2026
Retailer 5£258 GBP
Retailer 7£364 GBP
Retailer 8£538 GBP
Retailer 4£679 GBP
Retailer 6£883 GBP
Retailer 2£933 GBP
Retailer 3£1,103 GBP
Do Amore Diamonds£1,716 GBP

6 data points across 8 retailers

6 retailers£258 GBP to £1,103 GBP

B+
Cheapest Retailer
-
£258 GBP
Final sale: no returns
B
Retailer 2
-
£679 GBP
View
C
Retailer 3
-
£883 GBP
View
C
Retailer 4
-
£933 GBP
View
C
Retailer 5
-
£1,103 GBP
View
Most Expensive
Do Amore Diamonds
20-D70911 · Nov 4
£1,716 GBP
$2,310 USD
View
Price under review
5 more retailers have this diamond
Prices start from £258 GBPSave up to £845 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.

B+
0.66ct Cushion
£258 GBP