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Radiant|Lab Grown|IGI

3.87ct F VVS2 Radiant Lab Grown Diamond

ID • F/VVS2 • IGI LG830662803

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

Certificate IGI LG830662803

Diamond specifications and retailer prices

From £433 GBP
$580 USD
As of November 2, 2026
Save £2,784 GBP (87%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £3,217 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.87ct lab-grown radiant diamond

This 3.87ct 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 LG830662803 or 830662803. Listed at 20 retailers as of October 31, 2026, with prices from £433 to £3,217, a £2,784 spread on the same certified stone. Brilliant Earth lists it at £3,217. 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

3.87
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.9°
Pavilion angle32.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830662803
Dimensions11.36 × 7.71 × 5.10 mm
L/W Ratio1.47
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.36 mm7.71 mm3.87 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830662803
Side View
Table 63.0%Crown 45.9°Girdle: Slightly ThickPavilion 32.3°Culet: NoneDepth 66.1%

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 2
Current: £3,217 GBP|Low: £416 GBP|High: £3,224 GBP|Avg: £1,214 GBP
Brilliant Earth
Retailer 2
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November 2, 2026
Retailer 20£433 GBP
Retailer 5£485 GBP
Retailer 6£485 GBP
Retailer 3£537 GBP
Retailer 14£583 GBP
Retailer 21£605 GBP
Retailer 18£634 GBP
Retailer 7£760 GBP
Retailer 15£781 GBP
Retailer 2£839 GBP
Retailer 16£1,202 GBP
Retailer 10£1,270 GBP
Retailer 12£1,361 GBP
Retailer 17£1,558 GBP
Retailer 19£1,684 GBP
Retailer 11£1,697 GBP
Retailer 9£1,738 GBP
Retailer 8£1,796 GBP
Retailer 4£1,875 GBP
Retailer 13£2,331 GBP
Brilliant Earth£3,217 GBP

41 data points across 21 retailers

20 retailers£433 GBP to £3,217 GBP

A
Cheapest Retailer
-
£433 GBP
$580 USD
A
Retailer 2
-
£485 GBP
$650 USD
View
Final sale: no returns
A
Retailer 3
-
£485 GBP
$650 USD
View
A
Retailer 4
-
£537 GBP
$719 USD
View
A
Retailer 5
-
£583 GBP
HK$6,100 HKD
View
A
Retailer 6
-
£634 GBP
$850 USD
View
B+
Retailer 7
-
£760 GBP
$1,018 USD
View
A
Retailer 8
-
£781 GBP
€996 EUR
View
A
Retailer 9
-
£839 GBP
View
A
Retailer 10
-
£1,202 GBP
$1,611 USD
View
A
Retailer 11
-
£1,270 GBP
$1,701 USD
View
B+
Retailer 12
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£1,361 GBP
$1,823 USD
View
B+
Retailer 13
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£1,558 GBP
View
B+
Retailer 14
-
£1,684 GBP
$2,257 USD
View
B+
Retailer 15
-
£1,697 GBP
SGD 3,073 SGD
View
B+
Retailer 16
-
£1,738 GBP
$2,329 USD
View
B+
Retailer 17
-
£1,796 GBP
$2,406 USD
View
B+
Retailer 18
-
£1,875 GBP
$2,512 USD
View
B+
Retailer 19
-
£2,331 GBP
View
Most Expensive
B
Brilliant Earth
21563138A · Oct 31
£3,217 GBP
$4,310 USD
View
19 more retailers have this diamond
Prices start from £433 GBPSave up to £2,784 GBP

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
3.87ct Radiant
£433 GBP