Radiant|Lab Grown|IGI

3.86ct F VVS2 Radiant Lab Grown Diamond

EX • F/VVS2 • IGI LG778697521

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

Certificate IGI LG778697521

Diamond specifications and retailer prices

From $690 USD
As of October 31, 2026
Save $5,050 USD (88%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $5,740 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.86ct lab-grown radiant diamond

This 3.86ct lab-grown radiant sits in the three to five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG778697521 or 778697521. Listed at 13 retailers as of October 31, 2026, with prices from $690 to $5,740, a $5,050 spread on the same certified stone. Brilliant Earth lists it at $5,740. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.86
Carat
F
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.8°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778697521
Dimensions10.84 × 7.85 × 5.34 mm
L/W Ratio1.38
Culet sizePointed
Top View
10.84 mm7.85 mm3.86 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778697521
Side View
Table 66.0%Crown 44.8°Girdle: MediumPavilion 36.4°Culet: NoneDepth 68.0%

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 31
Current: $5,740 USD|Low: $690 USD|High: $7,560 USD|Avg: $2,337 USD|+1.4%
Brilliant Earth
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
Retailer 15
Retailer 16
Retailer 17
November 1, 2026
Retailer 14$690 USD
Retailer 12$787 USD
Retailer 10$826 USD
Retailer 16$848 USD
Retailer 13$1,028 USD
Retailer 6$1,087 USD
Retailer 8$1,143 USD
Retailer 3$1,398 USD
Retailer 4$1,580 USD
Retailer 15$1,652 USD
Retailer 7$1,968 USD
Retailer 5$2,753 USD
Retailer 2$3,067 USD
Retailer 9$3,884 USD
Retailer 17$4,580 USD
Retailer 11$4,908 USD
Brilliant Earth$5,740 USD

24 data points across 17 retailers

13 retailers$690 USD to $5,740 USD

A
Cheapest Retailer
-
$690 USD
A
Retailer 2
-
$787 USD
£619 GBP
View
A
Retailer 3
-
$826 USD
View
B+
Retailer 4
-
$848 USD
View
A
Retailer 5
-
$1,028 USD
€979 EUR
View
A
Retailer 6
-
$1,398 USD
View
A
Retailer 7
-
$1,580 USD
View
A
Retailer 8
-
$1,652 USD
View
Retailer 9
-
$2,753 USD
A$4,235 AUD
View
Price last confirmed 23 days ago
B+
Retailer 10
-
$3,067 USD
£2,415 GBP
View
B
Retailer 11
-
$4,580 USD
View
B
Retailer 12
-
$4,908 USD
View
Most Expensive
B
Brilliant Earth
21662731A · Oct 31
$5,740 USD
View
12 more retailers have this diamond
Prices start from $690 USDSave up to $5,050 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
3.86ct Radiant
$690 USD