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Cushion|Lab Grown|IGI

0.55ct D VS2 Cushion Lab Grown Diamond

ID • D/VS2 • IGI LG571304412

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG571304412

Diamond specifications and retailer prices

From £622 GBP
$833 USD
As of November 1, 2026
Save £46 GBP (7%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £1,149 GBP at Flawless Fine Jewelry · As of November 2, 2026
View at Flawless Fine Jewelry

About this 0.55ct lab-grown cushion diamond

This 0.55ct lab-grown cushion sits in the half to three-quarter carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG571304412 or 571304412. Listed at 5 retailers as of October 31, 2026, with a relatively tight 7% spread, which is unusual at this carat range and suggests competitive pricing across the listings. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.55
Carat
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG571304412
Dimensions5.20 × 4.33 × 2.98 mm
L/W Ratio1.20
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
5.20 mm4.33 mm0.55 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG571304412
Side View
Table 61.5%Crown 36.2°Girdle: MED-STKPavilion 38.6°Culet: NoneDepth 68.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 1
Current: £651 GBP|Low: £603 GBP|High: £1,467 GBP|Avg: £839 GBP|+1.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
November 2, 2026
Retailer 4£622 GBP
Retailer 1£651 GBP
Retailer 3£668 GBP
Retailer 2£1,450 GBP

42 data points across 4 retailers

5 retailers£622 GBP to £668 GBP

B
Cheapest Retailer
-
£622 GBP
$833 USD
B
Retailer 2
-
£651 GBP
View
B
Retailer 3
-
£668 GBP
€852 EUR
View
Most Expensive
Flawless Fine Jewelry
09F9C1C88 · Nov 2
£1,149 GBP
View
Price under review
3 more retailers have this diamond
Prices start from £622 GBPSave up to £46 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.

B
0.55ct Cushion
£622 GBP