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Cushion|Lab Grown|IGI

1.03ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG803633430

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG803633430

Diamond specifications and retailer prices

From £162 GBP
HK$1,700 HKD
As of October 30, 2026
Save £623 GBP (79%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £785 GBP at Reve Diamonds · As of October 25, 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 LG803633430 or 803633430. Listed at 18 retailers as of October 25, 2026, with prices from £162 to £785, a £623 spread on the same certified stone. Reve Diamonds lists it at £785. 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
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35°
Pavilion angle29.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803633430
Dimensions6.63 × 5.28 × 3.39 mm
L/W Ratio1.26
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.63 mm5.28 mm1.03 ctD / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG803633430
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 29.8°Culet: NoneDepth 64.2%

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: £367 GBP|Low: £126 GBP|High: £785 GBP|Avg: £375 GBP|+12.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Reve Diamonds
October 31, 2026
Retailer 5£130 GBP
Retailer 13£193 GBP
Retailer 3£243 GBP
Retailer 2£244 GBP
Retailer 14£251 GBP
Retailer 4£262 GBP
Retailer 9£264 GBP
Retailer 15£309 GBP
Retailer 7£326 GBP
Retailer 1£367 GBP
Retailer 12£390 GBP
Retailer 10£433 GBP
Retailer 11£460 GBP
Retailer 8£504 GBP
Retailer 16£674 GBP
Retailer 6£751 GBP
Reve Diamonds£785 GBP

41 data points across 17 retailers

18 retailers£162 GBP to £785 GBP

A
Cheapest Retailer
-
£162 GBP
HK$1,700 HKD
A
Retailer 2
-
£193 GBP
View
Retailer 3
-
£243 GBP
ZAR 5,268 ZAR
View
Price last confirmed 8 days ago
A
Retailer 4
-
£244 GBP
€311 EUR
View
A
Retailer 5
-
£251 GBP
View
A
Retailer 6
-
£262 GBP
$351 USD
View
A
Retailer 7
-
£264 GBP
$354 USD
View
B+
Retailer 8
-
£309 GBP
View
B+
Retailer 9
-
£326 GBP
$437 USD
View
B+
Retailer 10
-
£367 GBP
$492 USD
View
B+
Retailer 11
-
£390 GBP
SGD 707 SGD
View
Retailer 12
-
£426 GBP
$570 USD
View
Price last confirmed 61 days ago
B+
Retailer 13
-
£433 GBP
$580 USD
View
B+
Retailer 14
-
£460 GBP
$616 USD
View
B+
Retailer 15
-
£504 GBP
$675 USD
View
B
Retailer 16
-
£674 GBP
View
Retailer 17
-
£751 GBP
View
Price last confirmed 15 days ago
Most Expensive
B
Reve Diamonds
D0BF4FFE9 · Oct 25
£785 GBP
$1,052 USD
View
17 more retailers have this diamond
Prices start from £162 GBPSave up to £623 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
£162 GBP