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Cushion|Lab Grown|IGI

3.09ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG795646287

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG795646287

Diamond specifications and retailer prices

From £398 GBP
$533 USD
As of October 31, 2026
Save £2,834 GBP (88%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £3,232 GBP at Queensmith · As of October 28, 2026
View at Queensmith

About this 3.09ct lab-grown cushion diamond

This 3.09ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG795646287 or 795646287. Listed at 16 retailers as of October 28, 2026, with prices from £398 to £3,232, a £2,834 spread on the same certified stone. Queensmith lists it at £3,232. 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

3.09
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG795646287
Dimensions10.14 × 7.60 × 5.10 mm
L/W Ratio1.33
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.14 mm7.60 mm3.09 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG795646287
Side View
Table 61.0%Crown 35.7°Girdle: THN-MEDPavilion 36.3°Culet: NoneDepth 67.1%

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 31
Current: £3,232 GBP|Low: £290 GBP|High: £3,363 GBP|Avg: £1,454 GBP
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 11
Retailer 12
Retailer 13
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Retailer 18
November 1, 2026
Retailer 9£291 GBP
Retailer 16£398 GBP
Retailer 5£556 GBP
Retailer 18£591 GBP
Retailer 6£645 GBP
Retailer 2£764 GBP
Retailer 15£840 GBP
Retailer 11£1,030 GBP
Retailer 7£1,342 GBP
Retailer 8£1,564 GBP
Retailer 14£1,667 GBP
Retailer 17£1,686 GBP
Retailer 12£2,047 GBP
Retailer 4£2,123 GBP
Retailer 10£2,306 GBP
Retailer 13£3,164 GBP
Retailer 3£3,181 GBP
Queensmith£3,232 GBP

19 data points across 18 retailers

16 retailers£398 GBP to £3,232 GBP

A
Cheapest Retailer
-
£398 GBP
$533 USD
Final sale: no returns
B+
Retailer 2
-
£591 GBP
$792 USD
View
A
Retailer 3
-
£764 GBP
View
A
Retailer 4
-
£840 GBP
$1,126 USD
View
A
Retailer 5
-
£1,030 GBP
A$2,123 AUD
View
B+
Retailer 6
-
£1,598 GBP
CA$2,974 CAD
View
Retailer 7
-
£1,651 GBP
$2,212 USD
View
Price last confirmed 7 days ago
B+
Retailer 8
-
£1,667 GBP
$2,234 USD
View
B+
Retailer 9
-
£1,686 GBP
$2,259 USD
View
Retailer 10
-
£1,873 GBP
A$3,861 AUD
View
Price last confirmed 120 days ago
B
Retailer 11
-
£2,047 GBP
View
Retailer 12
-
£2,123 GBP
$2,845 USD
View
Price last confirmed 17 days ago
B
Retailer 13
-
£2,306 GBP
$3,090 USD
View
B
Retailer 14
-
£3,164 GBP
$4,240 USD
View
B
Retailer 15
-
£3,181 GBP
$4,262 USD
View
Most Expensive
B
Queensmith
LG795646287 · Oct 28
£3,232 GBP
View
15 more retailers have this diamond
Prices start from £398 GBPSave up to £2,834 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
3.09ct Cushion
£398 GBP