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Cushion|Lab Grown|IGI

0.54ct D IF Cushion Lab Grown Diamond

VG • D/IF • IGI LG711520193

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG711520193

Diamond specifications and retailer prices

From £162 GBP
$217 USD
As of October 31, 2026
2 retailers carry this diamond
Most expensive: £369 GBP at Rare Carat · As of August 31, 2026
View at Rare Carat

About this 0.54ct lab-grown cushion diamond

This 0.54ct lab-grown cushion sits in the half to three-quarter carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG711520193 or 711520193. Listed at 2 retailers as of October 31, 2026. 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

0.54
Carat
D
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG711520193
Dimensions5.59 × 4.22 × 2.93 mm
L/W Ratio1.32
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
5.59 mm4.22 mm0.54 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG711520193
Side View
Table 70.0%Crown 37°Girdle: MED-THKPavilion 39.4°Culet: NoneDepth 69.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: £369 GBP|Low: £94 GBP|High: £888 GBP|Avg: £445 GBP|+1.9%
Rare Carat
Retailer 2
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Retailer 6
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Retailer 8
Retailer 9
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Retailer 14
September 28, 2026
Retailer 14£94 GBP
Retailer 2£162 GBP
Retailer 11£277 GBP
Retailer 7£292 GBP
Retailer 10£293 GBP
Retailer 9£306 GBP
Retailer 4£323 GBP
Rare Carat£369 GBP
Retailer 8£387 GBP
Retailer 3£462 GBP
Retailer 5£492 GBP
Retailer 12£610 GBP
Retailer 6£704 GBP
Retailer 13£870 GBP

68 data points across 14 retailers

2 retailers

A
Cheapest Retailer
-
£162 GBP
$217 USD
Final sale: no returns
Most Expensive
Rare Carat
B78-109A · Aug 31
£369 GBP
$495 USD
View
Price last confirmed 63 days ago
1 more retailer has this diamond
Prices start from £162 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
0.54ct Cushion
£162 GBP