Round|Lab Grown|IGI

3.09ct E VS1 Round Lab Grown Diamond

ID • E/VS1 • IGI LG835603748

Shape and cutting style on the report: Round brilliant

Certificate IGI LG835603748

Diamond specifications and retailer prices

From £336 GBP
$448 USD
As of October 29, 2026
Save £1,224 GBP (78%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £2,065 GBP at Rare Carat · As of October 7, 2026
View at Rare Carat

About this 3.09ct lab-grown round diamond

This 3.09ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG835603748 or 835603748. Listed at 22 retailers as of October 28, 2026, with a 364% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.09
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835603748
Dimensions9.39 × 9.37 × 5.67 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.39 mm9.37 mm3.09 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835603748
Side View
Table 59.0%Crown 33.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.4%

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 29
Current: £2,065 GBP|Low: £376 GBP|High: £2,065 GBP|Avg: £999 GBP
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 29, 2026
Retailer 5£376 GBP
Retailer 7£461 GBP
Retailer 13£537 GBP
Retailer 11£559 GBP
Retailer 18£559 GBP
Retailer 12£636 GBP
Retailer 14£663 GBP
Retailer 6£768 GBP
Retailer 2£881 GBP
Retailer 16£897 GBP
Retailer 17£1,012 GBP
Retailer 10£1,323 GBP
Retailer 8£1,330 GBP
Retailer 9£1,365 GBP
Retailer 3£1,490 GBP
Retailer 15£1,534 GBP
Retailer 4£1,560 GBP
Rare Carat£2,065 GBP

33 data points across 18 retailers

22 retailers£336 GBP to £1,560 GBP

A
Cheapest Retailer
-
£336 GBP
$448 USD
A
Retailer 2
-
£376 GBP
$501 USD
View
Final sale: no returns
A
Retailer 3
-
£417 GBP
$555 USD
View
Price last confirmed 13 days ago
A
Retailer 4
-
£417 GBP
$555 USD
View
A
Retailer 5
-
£461 GBP
HK$4,800 HKD
View
A
Retailer 6
-
£537 GBP
View
A
Retailer 7
-
£559 GBP
$745 USD
View
B+
Retailer 8
-
£559 GBP
$745 USD
View
A
Retailer 9
-
£636 GBP
€806 EUR
View
A
Retailer 10
-
£663 GBP
View
A
Retailer 11
-
£768 GBP
$1,023 USD
View
A
Retailer 12
-
£881 GBP
A$1,804 AUD
View
A
Retailer 13
-
£897 GBP
ZAR 19,300 ZAR
View
B+
Retailer 14
-
£1,012 GBP
$1,348 USD
View
B+
Retailer 15
-
£1,323 GBP
SGD 2,381 SGD
View
B+
Retailer 16
-
£1,340 GBP
$1,785 USD
View
B+
Retailer 17
-
£1,357 GBP
$1,807 USD
View
B+
Retailer 18
-
£1,365 GBP
$1,817 USD
View
B
Retailer 19
-
£1,490 GBP
$1,984 USD
View
B+
Retailer 20
-
£1,534 GBP
View
B
Retailer 21
-
£1,560 GBP
$2,078 USD
View
Most Expensive
B
Rare Carat
RP7486037RL835 · Oct 7
£2,065 GBP
$2,750 USD
View
Price last confirmed 22 days ago
21 more retailers have this diamond
Prices start from £336 GBPSave up to £1,224 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
3.09ct Round
£336 GBP