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Cushion|Lab Grown|IGI

1.03ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG765635578

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG765635578

Diamond specifications and retailer prices

From £154 GBP
$207 USD
As of October 30, 2026
Save £701 GBP (82%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £855 GBP at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.03ct lab-grown cushion diamond

This 1.03ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG765635578 or 765635578. Listed at 19 retailers as of October 30, 2026, with prices from £154 to £855, a £701 spread on the same certified stone. Reve Diamonds lists it at £855. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle32.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG765635578
Dimensions5.09 × 5.09 × 6.69 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.09 mm5.09 mm1.03 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG765635578
Side View
Table 62.0%Crown 33.9°Girdle: STK-THKPavilion 32.3°Culet: NoneDepth 69.5%

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: £229 GBP|Low: £154 GBP|High: £810 GBP|Avg: £349 GBP|-1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 4£154 GBP
Retailer 12£172 GBP
Retailer 1£229 GBP
Retailer 2£231 GBP
Retailer 7£294 GBP
Retailer 6£295 GBP
Retailer 5£310 GBP
Retailer 3£350 GBP
Retailer 9£418 GBP
Retailer 11£433 GBP
Retailer 8£486 GBP
Retailer 10£802 GBP

39 data points across 12 retailers

19 retailers£154 GBP to £855 GBP

A
Cheapest Retailer
-
£154 GBP
$207 USD
Final sale: no returns
A
Retailer 2
-
£172 GBP
$230 USD
View
A
Retailer 3
-
£191 GBP
HK$2,000 HKD
View
A
Retailer 4
-
£229 GBP
View
A
Retailer 5
-
£231 GBP
$310 USD
View
A
Retailer 6
-
£265 GBP
$355 USD
View
A
Retailer 7
-
£285 GBP
€364 EUR
View
A
Retailer 8
-
£294 GBP
ZAR 6,367 ZAR
View
A
Retailer 9
-
£295 GBP
€376 EUR
View
A
Retailer 10
-
£310 GBP
View
B+
Retailer 11
-
£350 GBP
$469 USD
View
B+
Retailer 12
-
£418 GBP
A$861 AUD
View
B
Retailer 13
-
£433 GBP
$580 USD
View
B+
Retailer 14
-
£466 GBP
SGD 844 SGD
View
B+
Retailer 15
-
£486 GBP
A$1,001 AUD
View
B
Retailer 16
-
£573 GBP
$768 USD
View
B
Retailer 17
-
£591 GBP
$792 USD
View
B
Retailer 18
-
£802 GBP
View
Most Expensive
B
Reve Diamonds
14DD623D5 · Oct 30
£855 GBP
$1,146 USD
View
18 more retailers have this diamond
Prices start from £154 GBPSave up to £701 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
1.03ct Cushion
£154 GBP