Radiant|Lab Grown|IGI

0.78ct H VS1 Radiant Lab Grown Diamond

ID • H/VS1 • IGI LG542238630

Shape and cutting style on the report: Radiant cut

Certificate IGI LG542238630

Diamond specifications and retailer prices

From $132 USD
As of November 2, 2026
Save $714 USD (84%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $846 USD at MOH London · As of November 1, 2026
View at MOH London

About this 0.78ct lab-grown radiant diamond

This 0.78ct lab-grown radiant sits in the just-under-one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG542238630 or 542238630. Listed at 7 retailers as of November 1, 2026, with prices from $132 to $846, a $714 spread on the same certified stone. MOH London lists it at $846. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishGood
SymmetryGood
FluorescenceNone
Crown angle45.9°
Pavilion angle31.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG542238630
Dimensions6.31 × 4.48 × 3.17 mm
L/W Ratio1.41
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.31 mm4.48 mm0.78 ctH / VS1
OriginLab Grown
CutIdeal
PolishGood
SymmetryGood
FluorescenceNone
CertificateIGI LG542238630
Side View
Table 69.0%Crown 45.9°Girdle: MED-STKPavilion 31.9°Culet: NoneDepth 70.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: $846 USD|Low: $127 USD|High: $1,189 USD|Avg: $540 USD
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
October 25, 2026
Retailer 6$132 USD
Retailer 9$153 USD
Retailer 8$311 USD
Retailer 13$322 USD
Retailer 12$338 USD
Retailer 11$516 USD
Retailer 2$556 USD
Retailer 7$581 USD
Retailer 3$630 USD
Retailer 5$634 USD
Retailer 10$690 USD
MOH London$846 USD
Retailer 4$1,189 USD

11 data points across 13 retailers

7 retailers$132 USD to $846 USD

A
Cheapest Retailer
-
$132 USD
A
Retailer 2
-
$153 USD
View
B+
Retailer 3
-
$311 USD
View
B
Retailer 4
-
$556 USD
View
B
Retailer 5
-
$581 USD
View
B
Retailer 6
-
$690 USD
View
Most Expensive
B
MOH London
LG542238630 · Nov 1
$846 USD
£666 GBP
View
6 more retailers have this diamond
Prices start from $132 USDSave up to $714 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 Radiant
$132 USD