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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 $189 AUD
As of November 4, 2026
Save $1,020 AUD (84%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,208 AUD 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 $189 to $1,208, a $1,020 spread on the same certified stone. MOH London lists it at $1,208. 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
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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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $1,208 AUD|Low: $181 AUD|High: $1,697 AUD|Avg: $766 AUD
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$189 AUD
Retailer 9$219 AUD
Retailer 8$444 AUD
Retailer 13$459 AUD
Retailer 12$483 AUD
Retailer 11$737 AUD
Retailer 2$794 AUD
Retailer 7$830 AUD
Retailer 3$900 AUD
Retailer 5$904 AUD
Retailer 10$986 AUD
MOH London$1,208 AUD
Retailer 4$1,697 AUD

10 data points across 13 retailers

7 retailers$189 AUD to $1,208 AUD

A
Cheapest Retailer
-
$189 AUD
A
Retailer 2
-
$219 AUD
View
B+
Retailer 3
-
$444 AUD
View
B
Retailer 4
-
$794 AUD
View
B
Retailer 5
-
$830 AUD
View
B
Retailer 6
-
$986 AUD
View
Most Expensive
B
MOH London
LG542238630 · Nov 1
$1,208 AUD
£666 GBP
View
6 more retailers have this diamond
Prices start from $189 AUDSave up to $1,020 AUD

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
$189 AUD