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Radiant|Lab Grown|IGI

0.78ct F VS2 Radiant Lab Grown Diamond

ID • F/VS2 • IGI LG685590364

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

Certificate IGI LG685590364

Diamond specifications and retailer prices

From $480 USD
As of November 4, 2026
Save $171 USD (26%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $651 USD at Diamond Quarter · As of November 2, 2026
View at Diamond Quarter

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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG685590364 or 685590364. Listed at 2 retailers as of November 2, 2026, with prices from $480 to $651, a $171 spread on the same certified stone. Diamond Quarter lists it at $651. 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
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.7°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685590364
Dimensions6.47 × 4.53 × 3.07 mm
L/W Ratio1.43
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.47 mm4.53 mm0.78 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685590364
Side View
Table 63.0%Crown 39.7°Girdle: Slightly ThickPavilion 35.8°Culet: NoneDepth 67.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 4
Current: $480 USD|Low: $186 USD|High: $599 USD|Avg: $357 USD|-2.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
April 14, 2026
Retailer 7$204 USD
Retailer 2$228 USD
Retailer 8$244 USD
Retailer 5$354 USD
Retailer 6$372 USD
Retailer 3$414 USD
Retailer 1$480 USD
Retailer 4$599 USD

37 data points across 8 retailers

2 retailers$480 USD to $651 USD

B+
Cheapest Retailer
-
$480 USD
Most Expensive
B
Diamond Quarter
0.78VS2FLG642C3FN · Nov 2
$651 USD
£513 GBP
View
1 more retailer has this diamond
Prices start from $480 USDSave up to $171 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.

B+
0.78ct Radiant
$480 USD