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Marquise|Lab Grown|IGI

0.78ct F VVS2 Marquise Lab Grown Diamond

ID • F/VVS2 • IGI LG823689250

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG823689250

Diamond specifications and retailer prices

From £158 GBP
As of November 6, 2026
Save £708 GBP (82%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £866 GBP at MOH London · As of November 5, 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 F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG823689250 or 823689250. Listed at 19 retailers as of November 5, 2026, with prices from £158 to £866, a £708 spread on the same certified stone. MOH London lists it at £866. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.78
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823689250
Dimensions9.55 × 4.85 × 2.94 mm
L/W Ratio1.97
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.55 mm4.85 mm0.78 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823689250
Side View
Table 58.0%Crown 33°Girdle: THN-MEDPavilion 39.6°Culet: NoneDepth 60.6%

Caratlytics Score

How it works →
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 6
Current: £866 GBP|Low: £152 GBP|High: £1,524 GBP|Avg: £501 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 18
November 6, 2026
Retailer 17£158 GBP
Retailer 5£184 GBP
Retailer 7£185 GBP
Retailer 16£217 GBP
Retailer 18£263 GBP
Retailer 8£333 GBP
Retailer 2£347 GBP
Retailer 14£374 GBP
Retailer 15£379 GBP
Retailer 11£436 GBP
Retailer 6£509 GBP
Retailer 12£554 GBP
Retailer 13£577 GBP
Retailer 3£697 GBP
Retailer 4£710 GBP
Retailer 10£713 GBP
MOH London£866 GBP
Retailer 9£1,524 GBP

29 data points across 18 retailers

19 retailers£158 GBP to £866 GBP

A
Cheapest Retailer
-
£158 GBP
A
Retailer 2
-
£184 GBP
View
A
Retailer 3
-
£185 GBP
View
Retailer 4
-
£217 GBP
View
Price last confirmed 9 days ago
B+
Retailer 5
-
£263 GBP
View
B+
Retailer 6
-
£333 GBP
View
B+
Retailer 7
-
£347 GBP
View
B+
Retailer 8
-
£374 GBP
View
Retailer 9
-
£379 GBP
View
Price last confirmed 9 days ago
B
Retailer 10
-
£436 GBP
View
B
Retailer 11
-
£509 GBP
View
Retailer 12
-
£516 GBP
View
Price last confirmed 41 days ago
B
Retailer 13
-
£554 GBP
View
B
Retailer 14
-
£577 GBP
View
B
Retailer 15
-
£697 GBP
View
B
Retailer 16
-
£710 GBP
View
B
Retailer 17
-
£713 GBP
View
Most Expensive
B
MOH London
LG823689250 · Nov 5
£866 GBP
View
17 more retailers have this diamond
Prices start from £158 GBPSave up to £708 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
£158 GBP