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Cushion|Lab Grown|IGI

1.30ct D VS1 Cushion Lab Grown Diamond

EX • D/VS1 • IGI LG656478701

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG656478701

Diamond specifications and retailer prices

From £181 GBP
$242 USD
As of October 30, 2026
Save £749 GBP (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £930 GBP at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.3ct lab-grown cushion diamond

This 1.3ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG656478701 or 656478701. Listed at 12 retailers as of October 30, 2026, with prices from £181 to £930, a £749 spread on the same certified stone. Reve Diamonds lists it at £930. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle36.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG656478701
Dimensions7.35 × 5.64 × 3.82 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.35 mm5.64 mm1.30 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG656478701
Side View
Table 59.0%Crown 35.1°Girdle: MED-THKPavilion 36.6°Culet: NoneDepth 67.7%

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: Oct 30
Current: £368 GBP|Low: £181 GBP|High: £963 GBP|Avg: £486 GBP|-4.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Reve Diamonds
October 31, 2026
Retailer 10£181 GBP
Retailer 5£200 GBP
Retailer 9£265 GBP
Retailer 3£344 GBP
Retailer 1£368 GBP
Retailer 7£384 GBP
Retailer 8£396 GBP
Retailer 4£489 GBP
Retailer 2£683 GBP
Retailer 6£804 GBP
Reve Diamonds£930 GBP

34 data points across 11 retailers

12 retailers£181 GBP to £930 GBP

A
Cheapest Retailer
-
£181 GBP
$242 USD
Final sale: no returns
A
Retailer 2
-
£200 GBP
$268 USD
View
B+
Retailer 3
-
£265 GBP
$355 USD
View
A
Retailer 4
-
£344 GBP
ZAR 7,448 ZAR
View
A
Retailer 5
-
£368 GBP
View
A
Retailer 6
-
£384 GBP
$514 USD
View
A
Retailer 7
-
£396 GBP
$530 USD
View
B+
Retailer 8
-
£489 GBP
A$1,009 AUD
View
Retailer 9
-
£518 GBP
A$1,067 AUD
View
Price last confirmed 36 days ago
B
Retailer 10
-
£683 GBP
$916 USD
View
B
Retailer 11
-
£804 GBP
View
Most Expensive
B
Reve Diamonds
2099033FA · Oct 30
£930 GBP
$1,246 USD
View
11 more retailers have this diamond
Prices start from £181 GBPSave up to £749 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
1.30ct Cushion
£181 GBP