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Oval|Lab Grown|IGI

3.90ct D VS2 Oval Lab Grown Diamond

ID • D/VS2 • IGI LG823678102

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG823678102

Diamond specifications and retailer prices

From £448 GBP
$596 USD
As of October 27, 2026
Save £5,387 GBP (92%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £5,835 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.9ct lab-grown oval diamond

This 3.9ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG823678102 or 823678102. Listed at 12 retailers as of October 27, 2026, with prices from £448 to £5,835, a £5,387 spread on the same certified stone. Brilliant Earth lists it at £5,835. 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

3.90
Carat
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823678102
Dimensions12.75 × 8.82 × 5.36 mm
L/W Ratio1.45
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.75 mm8.82 mm3.90 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823678102
Side View
Table 61.0%Crown 35.4°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.8%

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: Oct 27
Current: £5,835 GBP|Low: £444 GBP|High: £6,015 GBP|Avg: £2,225 GBP|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 7£448 GBP
Retailer 5£502 GBP
Retailer 2£806 GBP
Retailer 4£852 GBP
Retailer 11£852 GBP
Retailer 6£1,377 GBP
Retailer 8£1,611 GBP
Retailer 9£2,427 GBP
Retailer 3£3,419 GBP
Retailer 10£3,972 GBP
Brilliant Earth£5,835 GBP

26 data points across 11 retailers

12 retailers£448 GBP to £5,835 GBP

A
Cheapest Retailer
-
£448 GBP
$596 USD
A
Retailer 2
-
£502 GBP
$668 USD
View
A
Retailer 3
-
£806 GBP
View
B+
Retailer 4
-
£852 GBP
$1,135 USD
View
A
Retailer 5
-
£852 GBP
$1,135 USD
View
A
Retailer 6
-
£1,377 GBP
$1,834 USD
View
B+
Retailer 7
-
£1,611 GBP
$2,146 USD
View
B+
Retailer 8
-
£2,020 GBP
$2,690 USD
View
B
Retailer 9
-
£2,427 GBP
View
B
Retailer 10
-
£3,419 GBP
$4,553 USD
View
B
Retailer 11
-
£3,972 GBP
$5,290 USD
View
Most Expensive
B
Brilliant Earth
20927977Y · Oct 29
£5,835 GBP
$7,770 USD
View
11 more retailers have this diamond
Prices start from £448 GBPSave up to £5,387 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
3.90ct Oval
£448 GBP