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Cushion|Lab Grown|IGI

1.57ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • IGI LG790607522

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG790607522

Diamond specifications and retailer prices

From £193 GBP
$256 USD
As of October 28, 2026
Save £1,275 GBP (87%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £1,468 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.57ct lab-grown cushion diamond

This 1.57ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG790607522 or 790607522. Listed at 17 retailers as of October 28, 2026, with prices from £193 to £1,468, a £1,275 spread on the same certified stone. Brilliant Earth lists it at £1,468. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790607522
Dimensions8.30 × 5.75 × 3.94 mm
L/W Ratio1.44
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.30 mm5.75 mm1.57 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790607522
Side View
Table 60.0%Crown 34.6°Girdle: MED-STKPavilion 37.4°Culet: NoneDepth 68.5%

Caratlytics Score

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A+
Exceptional
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 28
Current: £1,468 GBP|Low: £193 GBP|High: £1,468 GBP|Avg: £609 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 16
October 29, 2026
Retailer 14£193 GBP
Retailer 6£214 GBP
Retailer 2£356 GBP
Retailer 16£364 GBP
Retailer 11£368 GBP
Retailer 10£401 GBP
Retailer 13£406 GBP
Retailer 12£500 GBP
Retailer 5£537 GBP
Retailer 15£560 GBP
Retailer 7£709 GBP
Retailer 4£728 GBP
Retailer 3£789 GBP
Retailer 9£863 GBP
Retailer 8£1,155 GBP
Brilliant Earth£1,468 GBP

34 data points across 16 retailers

17 retailers£193 GBP to £1,468 GBP

A+
Cheapest Retailer
-
£193 GBP
$256 USD
Final sale: no returns
A
Retailer 2
-
£214 GBP
$285 USD
View
A
Retailer 3
-
£356 GBP
€451 EUR
View
A
Retailer 4
-
£364 GBP
$484 USD
View
A
Retailer 5
-
£368 GBP
ZAR 7,898 ZAR
View
A
Retailer 6
-
£401 GBP
View
A
Retailer 7
-
£406 GBP
$539 USD
View
A
Retailer 8
-
£500 GBP
A$1,022 AUD
View
A
Retailer 9
-
£537 GBP
$713 USD
View
B+
Retailer 10
-
£560 GBP
$744 USD
View
B+
Retailer 11
-
£709 GBP
SGD 1,273 SGD
View
B+
Retailer 12
-
£728 GBP
$967 USD
View
B+
Retailer 13
-
£756 GBP
$1,004 USD
View
B+
Retailer 14
-
£789 GBP
$1,048 USD
View
B+
Retailer 15
-
£863 GBP
View
B
Retailer 16
-
£1,155 GBP
$1,535 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
21419187A · Oct 28
£1,468 GBP
$1,950 USD
View
16 more retailers have this diamond
Prices start from £193 GBPSave up to £1,275 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+
1.57ct Cushion
£193 GBP