Cushion|Lab Grown|IGI

1.54ct D VS1 Cushion Lab Grown Diamond

GD • D/VS1 • IGI LG737506898

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

Certificate IGI LG737506898

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)
19 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 LG737506898 or 737506898. Listed at 19 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 angle36.4°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG737506898
Dimensions6.67 × 6.65 × 4.47 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
6.67 mm6.65 mm1.54 ctD / VS1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG737506898
Side View
Table 63.0%Crown 36.4°Girdle: MED-STKPavilion 40°Culet: NoneDepth 67.2%

Caratlytics Score

How it works →
A
Excellent
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: £380 GBP|Low: £199 GBP|High: £1,701 GBP|Avg: £632 GBP|-4.8%
Retailer 1
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Retailer 11
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Retailer 19
October 29, 2026
Retailer 3£208 GBP
Retailer 16£230 GBP
Retailer 12£258 GBP
Retailer 6£310 GBP
Retailer 1£380 GBP
Retailer 10£384 GBP
Retailer 14£395 GBP
Retailer 19£409 GBP
Retailer 18£419 GBP
Retailer 13£434 GBP
Retailer 15£536 GBP
Retailer 17£579 GBP
Retailer 2£779 GBP
Retailer 7£814 GBP
Retailer 9£905 GBP
Retailer 4£927 GBP
Retailer 8£944 GBP
Retailer 5£1,010 GBP
Retailer 11£1,701 GBP

32 data points across 19 retailers

19 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
A
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
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£905 GBP
$1,203 USD
View
B
Retailer 16
-
£927 GBP
View
Price last confirmed 8 days ago
B
Retailer 17
-
£944 GBP
$1,254 USD
View
B
Retailer 18
-
£1,010 GBP
$1,342 USD
View
Most Expensive
C
Yadav Diamonds
13004640 · Oct 29
£1,688 GBP
$2,243 USD
View
18 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