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Marquise|Lab Grown|IGI

0.55ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG787611739

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG787611739

Diamond specifications and retailer prices

From £144 GBP
As of November 2, 2026
Save £690 GBP (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £964 GBP at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 0.55ct lab-grown marquise diamond

This 0.55ct lab-grown marquise sits in the half to three-quarter carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG787611739 or 787611739. Listed at 15 retailers as of November 2, 2026, with a 480% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle30.6°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787611739
Dimensions8.68 × 4.19 × 2.54 mm
L/W Ratio2.07
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.68 mm4.19 mm0.55 ctD / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG787611739
Side View
Table 63.0%Crown 30.6°Girdle: THK-VTKPavilion 39.6°Culet: NoneDepth 60.6%

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: Nov 2
Current: £325 GBP|Low: £138 GBP|High: £844 GBP|Avg: £378 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
Retailer 14
Retailer 15
November 2, 2026
Retailer 14£144 GBP
Retailer 4£161 GBP
Retailer 13£167 GBP
Retailer 6£174 GBP
Retailer 11£179 GBP
Retailer 15£200 GBP
Retailer 10£292 GBP
Retailer 3£310 GBP
Retailer 8£324 GBP
Retailer 1£325 GBP
Retailer 12£573 GBP
Retailer 2£575 GBP
Retailer 5£643 GBP
Retailer 7£828 GBP
Retailer 9£833 GBP

42 data points across 15 retailers

15 retailers£144 GBP to £833 GBP

A
Cheapest Retailer
-
£144 GBP
A
Retailer 2
-
£167 GBP
View
A
Retailer 3
-
£174 GBP
View
A
Retailer 4
-
£179 GBP
View
A
Retailer 5
-
£200 GBP
View
B+
Retailer 6
-
£292 GBP
View
B+
Retailer 7
-
£310 GBP
View
B+
Retailer 8
-
£324 GBP
View
B+
Retailer 9
-
£325 GBP
View
B
Retailer 10
-
£499 GBP
View
B
Retailer 11
-
£573 GBP
View
B
Retailer 12
-
£575 GBP
View
B
Retailer 13
-
£828 GBP
View
B
Retailer 14
-
£833 GBP
View
Most Expensive
Taylor and Hart
L7TDW37 · Oct 31
£964 GBP
$1,301 USD
View
Price under review
14 more retailers have this diamond
Prices start from £144 GBPSave up to £690 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
0.55ct Marquise
£144 GBP