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Cushion|Lab Grown|IGI

1.54ct D VS1 Cushion Lab Grown Diamond

GD • D/VS1 • IGI LG729574942

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG729574942

Diamond specifications and retailer prices

From £208 GBP
$276 USD
As of October 28, 2026
Save £1,480 GBP (88%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £1,688 GBP at Yadav Diamonds · As of October 29, 2026
View at Yadav Diamonds

About this 1.54ct lab-grown cushion diamond

This 1.54ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a standard cut grade and certified by IGI LG729574942 or 729574942. Listed at 18 retailers as of October 28, 2026, with prices from £208 to £1,688, a £1,480 spread on the same certified stone. Yadav Diamonds lists it at £1,688. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.54
Carat
D
Colour
VS1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729574942
Dimensions6.67 × 6.62 × 4.44 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.67 mm6.62 mm1.54 ctD / VS1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729574942
Side View
Table 61.0%Crown 36.9°Girdle: THN-MEDPavilion 38.2°Culet: NoneDepth 67.1%

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 28
Current: £380 GBP|Low: £208 GBP|High: £1,701 GBP|Avg: £613 GBP|-4.8%
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
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Retailer 17
Retailer 18
October 29, 2026
Retailer 3£208 GBP
Retailer 15£230 GBP
Retailer 11£258 GBP
Retailer 5£310 GBP
Retailer 1£380 GBP
Retailer 9£384 GBP
Retailer 13£395 GBP
Retailer 18£409 GBP
Retailer 17£419 GBP
Retailer 12£434 GBP
Retailer 14£536 GBP
Retailer 16£579 GBP
Retailer 2£779 GBP
Retailer 6£814 GBP
Retailer 7£944 GBP
Retailer 4£1,010 GBP
Retailer 8£1,027 GBP
Retailer 10£1,701 GBP

33 data points across 18 retailers

18 retailers£208 GBP to £1,688 GBP

A
Cheapest Retailer
-
£208 GBP
$276 USD
Final sale: no returns
A
Retailer 2
-
£230 GBP
$306 USD
View
A
Retailer 3
-
£258 GBP
View
B+
Retailer 4
-
£310 GBP
$412 USD
View
A
Retailer 5
-
£380 GBP
€481 EUR
View
B+
Retailer 6
-
£384 GBP
$510 USD
View
Price last confirmed 9 days ago
B+
Retailer 7
-
£395 GBP
ZAR 8,486 ZAR
View
B+
Retailer 8
-
£409 GBP
$544 USD
View
A
Retailer 9
-
£419 GBP
$557 USD
View
B+
Retailer 10
-
£434 GBP
View
B+
Retailer 11
-
£536 GBP
A$1,096 AUD
View
B
Retailer 12
-
£579 GBP
$770 USD
View
B
Retailer 13
-
£779 GBP
$1,035 USD
View
B
Retailer 14
-
£814 GBP
SGD 1,461 SGD
View
B
Retailer 15
-
£944 GBP
$1,254 USD
View
B
Retailer 16
-
£1,010 GBP
$1,342 USD
View
B
Retailer 17
-
£1,027 GBP
View
Price last confirmed 10 days ago
Most Expensive
C
Yadav Diamonds
13004650 · Oct 29
£1,688 GBP
$2,243 USD
View
17 more retailers have this diamond
Prices start from £208 GBPSave up to £1,480 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
1.54ct Cushion
£208 GBP