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Cushion|Lab Grown|IGI

1.09ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG826614479

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG826614479

Diamond specifications and retailer prices

From £220 GBP
As of November 2, 2026
Save £1,069 GBP (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,289 GBP at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.09ct lab-grown cushion diamond

This 1.09ct lab-grown cushion sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG826614479 or 826614479. Listed at 13 retailers as of November 2, 2026, with prices from £220 to £1,289, a £1,069 spread on the same certified stone. Do Amore Diamonds lists it at £1,289. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle30.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826614479
Dimensions6.97 × 4.92 × 3.48 mm
L/W Ratio1.42
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.97 mm4.92 mm1.09 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826614479
Side View
Table 64.0%Crown 37.5°Girdle: MED-THKPavilion 30.4°Culet: NoneDepth 70.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: £1,289 GBP|Low: £201 GBP|High: £1,289 GBP|Avg: £397 GBP
Do Amore Diamonds
Retailer 2
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Retailer 19
November 2, 2026
Retailer 12£220 GBP
Retailer 5£256 GBP
Retailer 13£258 GBP
Retailer 19£258 GBP
Retailer 10£268 GBP
Retailer 8£292 GBP
Retailer 15£294 GBP
Retailer 18£300 GBP
Retailer 3£349 GBP
Retailer 4£395 GBP
Retailer 7£442 GBP
Retailer 2£449 GBP
Retailer 11£492 GBP
Retailer 9£520 GBP
Retailer 6£522 GBP
Retailer 16£625 GBP
Retailer 17£785 GBP
Retailer 14£860 GBP
Do Amore Diamonds£1,289 GBP

21 data points across 19 retailers

13 retailers£220 GBP to £1,289 GBP

A
Cheapest Retailer
-
£220 GBP
A
Retailer 2
-
£258 GBP
HK$2,700 HKD
View
A
Retailer 3
-
£294 GBP
$395 USD
View
A
Retailer 4
-
£300 GBP
€384 EUR
View
Retailer 5
-
£349 GBP
$469 USD
View
Price last confirmed 25 days ago
Retailer 6
-
£395 GBP
$530 USD
View
Price last confirmed 28 days ago
Retailer 7
-
£442 GBP
A$913 AUD
View
Price last confirmed 30 days ago
B+
Retailer 8
-
£449 GBP
A$927 AUD
View
Retailer 9
-
£522 GBP
$700 USD
View
Price last confirmed 23 days ago
B
Retailer 10
-
£625 GBP
SGD 1,133 SGD
View
B
Retailer 11
-
£785 GBP
$1,054 USD
View
B
Retailer 12
-
£860 GBP
View
Most Expensive
B
Do Amore Diamonds
27-3149D3AE5 · Nov 2
£1,289 GBP
$1,730 USD
View
12 more retailers have this diamond
Prices start from £220 GBPSave up to £1,069 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
1.09ct Cushion
£220 GBP