Oval|Lab Grown|IGI

3.87ct G VVS2 Oval Lab Grown Diamond

ID • G/VVS2 • IGI LG797665581

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG797665581

Diamond specifications and retailer prices

From £389 GBP
$521 USD
As of October 31, 2026
Save £2,589 GBP (87%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £2,978 GBP at Brilliant Earth · As of October 25, 2026
View at Brilliant Earth

About this 3.87ct lab-grown oval diamond

This 3.87ct lab-grown oval sits in the three to five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG797665581 or 797665581. Listed at 5 retailers as of October 25, 2026, with prices from £389 to £2,978, a £2,589 spread on the same certified stone. Brilliant Earth lists it at £2,978. 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
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797665581
Dimensions12.99 × 8.95 × 5.37 mm
L/W Ratio1.45
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.99 mm8.95 mm3.87 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797665581
Side View
Table 63.0%Crown 35.1°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.0%

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: Oct 31
Current: £2,978 GBP|Low: £380 GBP|High: £3,067 GBP|Avg: £1,276 GBP|-2.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 5£389 GBP
Retailer 11£628 GBP
Retailer 7£635 GBP
Retailer 9£683 GBP
Retailer 2£740 GBP
Retailer 3£858 GBP
Retailer 12£1,019 GBP
Retailer 8£1,144 GBP
Retailer 10£1,347 GBP
Retailer 4£1,699 GBP
Retailer 6£2,545 GBP
Brilliant Earth£2,978 GBP

36 data points across 12 retailers

5 retailers£389 GBP to £2,978 GBP

A
Cheapest Retailer
-
£389 GBP
$521 USD
Final sale: no returns
A
Retailer 2
-
£740 GBP
View
Retailer 3
-
£858 GBP
ZAR 18,571 ZAR
View
Price last confirmed 66 days ago
B
Retailer 4
-
£2,545 GBP
$3,410 USD
View
Most Expensive
B
Brilliant Earth
19625445A · Oct 25
£2,978 GBP
$3,990 USD
View
4 more retailers have this diamond
Prices start from £389 GBPSave up to £2,589 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 Oval
£389 GBP