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Marquise|Lab Grown|IGI

0.50ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG788681760

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG788681760

Diamond specifications and retailer prices

From £89 GBP
$119 USD
As of October 30, 2026
Save £307 GBP (78%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £922 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 0.5ct lab-grown marquise diamond

This 0.5ct 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 LG788681760 or 788681760. Listed at 18 retailers as of October 30, 2026, with a 345% 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

0.50
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle28.4°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788681760
Dimensions8.07 × 4.17 × 2.57 mm
L/W Ratio1.94
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
8.07 mm4.17 mm0.50 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG788681760
Side View
Table 53.0%Crown 28.4°Girdle: MED-STKPavilion 35.5°Culet: NoneDepth 61.6%

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: Oct 30
Current: £922 GBP|Low: £87 GBP|High: £956 GBP|Avg: £260 GBP|-3.6%
MOH London
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
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Retailer 17
Retailer 18
Retailer 19
November 2, 2026
Retailer 4£89 GBP
Retailer 18£99 GBP
Retailer 17£103 GBP
Retailer 14£118 GBP
Retailer 9£119 GBP
Retailer 11£134 GBP
Retailer 3£149 GBP
Retailer 6£168 GBP
Retailer 12£201 GBP
Retailer 5£208 GBP
Retailer 2£225 GBP
Retailer 10£261 GBP
Retailer 19£267 GBP
Retailer 15£281 GBP
Retailer 8£311 GBP
Retailer 16£355 GBP
Retailer 13£396 GBP
Retailer 7£580 GBP
MOH London£922 GBP

32 data points across 19 retailers

18 retailers£89 GBP to £396 GBP

A
Cheapest Retailer
-
£89 GBP
$119 USD
A
Retailer 2
-
£99 GBP
$133 USD
View
Final sale: no returns
A
Retailer 3
-
£103 GBP
$138 USD
View
A
Retailer 4
-
£118 GBP
$158 USD
View
Retailer 5
-
£119 GBP
$159 USD
View
Price last confirmed 16 days ago
A
Retailer 6
-
£134 GBP
HK$1,400 HKD
View
A
Retailer 7
-
£149 GBP
$200 USD
View
A
Retailer 8
-
£168 GBP
$225 USD
View
A
Retailer 9
-
£201 GBP
ZAR 4,344 ZAR
View
B+
Retailer 10
-
£225 GBP
View
B+
Retailer 11
-
£261 GBP
$350 USD
View
B+
Retailer 12
-
£267 GBP
View
B+
Retailer 13
-
£281 GBP
$376 USD
View
B
Retailer 14
-
£311 GBP
SGD 563 SGD
View
B
Retailer 15
-
£355 GBP
$476 USD
View
B
Retailer 16
-
£396 GBP
$530 USD
View
Retailer 17
-
£580 GBP
View
Price last confirmed 13 days ago
Most Expensive
MOH London
LG788681760 · Nov 1
£922 GBP
View
Price under review
17 more retailers have this diamond
Prices start from £89 GBPSave up to £307 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
0.50ct Marquise
£89 GBP