CaratHunter
Plans
Oval|Lab Grown|IGI

4.09ct H VS1 Oval Lab Grown Diamond

ID • H/VS1 • IGI LG843618472

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG843618472

Diamond specifications and retailer prices

From £632 GBP
€807 EUR
As of October 31, 2026
Save £1,241 GBP (66%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £1,873 GBP at With Clarity · As of October 31, 2026
View at With Clarity

About this 4.09ct lab-grown oval diamond

This 4.09ct 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 LG843618472 or 843618472. Listed at 4 retailers as of October 31, 2026, with prices from £632 to £1,873, a £1,241 spread on the same certified stone. With Clarity lists it at £1,873. 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

4.09
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843618472
Dimensions12.81 × 8.84 × 5.60 mm
L/W Ratio1.45
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.81 mm8.84 mm4.09 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843618472
Side View
Table 59.0%Crown 37.9°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 63.3%

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: £1,540 GBP|Low: £630 GBP|High: £2,093 GBP|Avg: £1,278 GBP|-21.3%
Retailer 1
Retailer 2
Retailer 3
With Clarity
November 1, 2026
Retailer 2£632 GBP
Retailer 3£729 GBP
Retailer 1£1,540 GBP
With Clarity£1,873 GBP

10 data points across 4 retailers

4 retailers£632 GBP to £1,873 GBP

A
Cheapest Retailer
-
£632 GBP
€807 EUR
A
Retailer 2
-
£729 GBP
$977 USD
View
B+
Retailer 3
-
£1,540 GBP
View
Most Expensive
B
With Clarity
843618472 · Oct 31
£1,873 GBP
$2,510 USD
View
3 more retailers have this diamond
Prices start from £632 GBPSave up to £1,241 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
4.09ct Oval
£632 GBP