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Marquise|Lab Grown|IGI

0.78ct H VS2 Marquise Lab Grown Diamond

EX • H/VS2 • IGI LG846647501

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG846647501

Diamond specifications and retailer prices

From £185 GBP
$248 USD
As of October 30, 2026
Save £452 GBP (71%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £637 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 0.78ct lab-grown marquise diamond

This 0.78ct lab-grown marquise sits in the just-under-one-carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG846647501 or 846647501. Listed at 7 retailers as of October 26, 2026, with prices from £185 to £637, a £452 spread on the same certified stone. MOH London lists it at £637. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.78
Carat
H
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle28.4°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846647501
Dimensions10.32 × 4.72 × 2.83 mm
L/W Ratio2.19
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.32 mm4.72 mm0.78 ctH / VS2
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG846647501
Side View
Table 58.0%Crown 28.4°Girdle: MED-THKPavilion 39.3°Culet: NoneDepth 60.0%

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: £637 GBP|Low: £185 GBP|High: £637 GBP|Avg: £364 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 28, 2026
Retailer 3£185 GBP
Retailer 4£236 GBP
Retailer 2£269 GBP
Retailer 5£367 GBP
Retailer 6£479 GBP
MOH London£637 GBP

4 data points across 6 retailers

7 retailers£185 GBP to £637 GBP

A
Cheapest Retailer
-
£185 GBP
$248 USD
A
Retailer 2
-
£236 GBP
€301 EUR
View
A
Retailer 3
-
£269 GBP
$360 USD
View
B+
Retailer 4
-
£313 GBP
$420 USD
View
B+
Retailer 5
-
£367 GBP
$492 USD
View
B+
Retailer 6
-
£479 GBP
$641 USD
View
Most Expensive
B
MOH London
LG846647501 · Oct 26
£637 GBP
View
6 more retailers have this diamond
Prices start from £185 GBPSave up to £452 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
0.78ct Marquise
£185 GBP