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Radiant|Lab Grown|IGI

0.78ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG784667734

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG784667734

Diamond specifications and retailer prices

From $127 USD
As of November 4, 2026
Save $1,184 USD (90%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,311 USD at MOH London · As of November 5, 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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG784667734 or 784667734. Listed at 20 retailers as of November 4, 2026, with prices from $127 to $1,311, a $1,184 spread on the same certified stone. MOH London lists it at $1,311. 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
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle52.3°
Pavilion angle31.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784667734
Dimensions6.43 × 4.43 × 2.97 mm
L/W Ratio1.45
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.43 mm4.43 mm0.78 ctF / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG784667734
Side View
Table 69.0%Crown 52.3°Girdle: Slightly ThickPavilion 31.4°Culet: NoneDepth 67.0%

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: Nov 4
Current: $1,311 USD|Low: $122 USD|High: $1,342 USD|Avg: $412 USD|-2.3%
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
Retailer 14
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Retailer 17
Retailer 18
Retailer 19
November 5, 2026
Retailer 14$127 USD
Retailer 19$147 USD
Retailer 12$157 USD
Retailer 7$225 USD
Retailer 13$259 USD
Retailer 2$267 USD
Retailer 4$275 USD
Retailer 6$282 USD
Retailer 18$302 USD
Retailer 17$343 USD
Retailer 3$390 USD
Retailer 8$397 USD
Retailer 11$441 USD
Retailer 5$484 USD
Retailer 10$490 USD
Retailer 15$506 USD
Retailer 16$562 USD
Retailer 9$838 USD
MOH London$1,311 USD

42 data points across 19 retailers

20 retailers$127 USD to $1,311 USD

A
Cheapest Retailer
-
$127 USD
A
Retailer 2
-
$147 USD
View
A
Retailer 3
-
$157 USD
View
A
Retailer 4
-
$179 USD
View
Retailer 5
-
$225 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$259 USD
View
A
Retailer 7
-
$267 USD
View
A
Retailer 8
-
$275 USD
View
Retailer 9
-
$282 USD
View
Price last confirmed 13 days ago
A
Retailer 10
-
$302 USD
View
B+
Retailer 11
-
$343 USD
View
B+
Retailer 12
-
$390 USD
View
Retailer 13
-
$397 USD
View
Price last confirmed 10 days ago
B+
Retailer 14
-
$441 USD
View
B+
Retailer 15
-
$484 USD
View
B
Retailer 16
-
$490 USD
View
B
Retailer 17
-
$506 USD
View
B
Retailer 18
-
$562 USD
View
Retailer 19
-
$838 USD
View
Price last confirmed 11 days ago
Most Expensive
B
MOH London
LG784667734 · Nov 5
$1,311 USD
£1,032 GBP
View
19 more retailers have this diamond
Prices start from $127 USDSave up to $1,184 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
$127 USD