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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 $248 USD
As of October 30, 2026
Save $605 USD (71%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $853 USD 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 $248 to $853, a $605 spread on the same certified stone. MOH London lists it at $853. 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
Color
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

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: Oct 30
Current: $853 USD|Low: $248 USD|High: $853 USD|Avg: $488 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 28, 2026
Retailer 3$248 USD
Retailer 4$316 USD
Retailer 2$360 USD
Retailer 5$492 USD
Retailer 6$641 USD
MOH London$853 USD

4 data points across 6 retailers

7 retailers$248 USD to $853 USD

A
Cheapest Retailer
-
$248 USD
A
Retailer 2
-
$316 USD
€301 EUR
View
A
Retailer 3
-
$360 USD
View
B+
Retailer 4
-
$420 USD
View
B+
Retailer 5
-
$492 USD
View
B+
Retailer 6
-
$641 USD
View
Most Expensive
B
MOH London
LG846647501 · Oct 26
$853 USD
£672 GBP
View
6 more retailers have this diamond
Prices start from $248 USDSave up to $605 USD

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
$248 USD