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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 HK$5,414 HKD
$690 USD
As of November 3, 2026
Save HK$39,623 HKD (88%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$45,037 HKD at Brilliant Earth · As of November 2, 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 November 2, 2026, with prices from HK$5,414 to HK$45,037, a HK$39,623 spread on the same certified stone. Brilliant Earth lists it at HK$45,037. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: HK$45,037 HKD|Low: HK$5,414 HKD|High: HK$59,317 HKD|Avg: HK$18,298 HKD|+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 2, 2026
Retailer 14HK$5,414 HKD
Retailer 2HK$6,171 HKD
Retailer 12HK$6,481 HKD
Retailer 16HK$6,653 HKD
Retailer 13HK$8,065 HKD
Retailer 6HK$8,531 HKD
Retailer 8HK$8,968 HKD
Retailer 3HK$10,969 HKD
Retailer 4HK$12,393 HKD
Retailer 15HK$12,962 HKD
Retailer 7HK$15,439 HKD
Retailer 5HK$21,598 HKD
Retailer 11HK$24,064 HKD
Retailer 9HK$30,475 HKD
Retailer 17HK$35,935 HKD
Retailer 10HK$38,496 HKD
Brilliant EarthHK$45,037 HKD

25 data points across 17 retailers

13 retailersHK$5,414 HKD to HK$45,037 HKD

A
Cheapest Retailer
-
HK$5,414 HKD
$690 USD
A
Retailer 2
-
HK$6,171 HKD
£619 GBP
View
A
Retailer 3
-
HK$6,481 HKD
$826 USD
View
B+
Retailer 4
-
HK$6,653 HKD
$848 USD
View
A
Retailer 5
-
HK$8,065 HKD
€979 EUR
View
A
Retailer 6
-
HK$10,969 HKD
$1,398 USD
View
A
Retailer 7
-
HK$12,393 HKD
$1,580 USD
View
A
Retailer 8
-
HK$12,962 HKD
$1,652 USD
View
Retailer 9
-
HK$21,598 HKD
A$4,235 AUD
View
Price last confirmed 25 days ago
B+
Retailer 10
-
HK$24,064 HKD
£2,415 GBP
View
B
Retailer 11
-
HK$35,935 HKD
$4,580 USD
View
B
Retailer 12
-
HK$38,496 HKD
$4,906 USD
View
Most Expensive
B
Brilliant Earth
21662731A · Nov 2
HK$45,037 HKD
$5,740 USD
View
12 more retailers have this diamond
Prices start from HK$5,414 HKDSave up to HK$39,623 HKD

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
HK$5,414 HKD