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Oval|Lab Grown|IGI

3.50ct H VS1 Oval Lab Grown Diamond

EX • H/VS1 • IGI LG843611794

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG843611794

Diamond specifications and retailer prices

From £940 GBP
$1,260 USD
As of October 31, 2026
Save £2,575 GBP (73%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £3,515 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 3.5ct lab-grown oval diamond

This 3.5ct lab-grown oval sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843611794 or 843611794. Listed at 3 retailers as of October 28, 2026, with prices from £940 to £3,515, a £2,575 spread on the same certified stone. Brilliant Earth lists it at £3,515. 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

3.50
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843611794
Dimensions12.07 × 8.61 mm
L/W Ratio1.40
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.07 mm8.61 mm3.50 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843611794
Side View
Table 59.0%Crown 34.5°Girdle: STK-THKPavilion 39.8°Culet: NoneDepth 61.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: £3,515 GBP|Low: £940 GBP|High: £3,515 GBP|Avg: £1,626 GBP
Brilliant Earth
Retailer 2
Retailer 3
October 30, 2026
Retailer 3£940 GBP
Retailer 2£1,046 GBP
Brilliant Earth£3,515 GBP

3 data points across 3 retailers

3 retailers£940 GBP to £3,515 GBP

A
Cheapest Retailer
-
£940 GBP
$1,260 USD
B+
Retailer 2
-
£1,046 GBP
A$2,156 AUD
View
Most Expensive
B
Brilliant Earth
22159883A · Oct 28
£3,515 GBP
$4,710 USD
View
2 more retailers have this diamond
Prices start from £940 GBPSave up to £2,575 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
3.50ct Oval
£940 GBP