Round|Lab Grown|IGI

3.09ct E VS1 Round Lab Grown Diamond

ID • E/VS1 • IGI LG839617360

Shape and cutting style on the report: Round brilliant

Certificate IGI LG839617360

Diamond specifications and retailer prices

From £319 GBP
$425 USD
As of October 26, 2026
Save £2,895 GBP (90%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £3,214 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

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 LG839617360 or 839617360. Listed at 25 retailers as of October 26, 2026, with prices from £319 to £3,214, a £2,895 spread on the same certified stone. Brilliant Earth lists it at £3,214. 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 angle36°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839617360
Dimensions9.37 × 9.27 × 5.80 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.37 mm9.27 mm3.09 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839617360
Side View
Table 57.0%Crown 36°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 26
Current: £3,214 GBP|Low: £319 GBP|High: £4,235 GBP|Avg: £1,275 GBP|-24.1%
Brilliant Earth
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October 29, 2026
Retailer 12£319 GBP
Retailer 15£357 GBP
Retailer 4£357 GBP
Retailer 23£396 GBP
Retailer 24£396 GBP
Retailer 22£503 GBP
Retailer 7£525 GBP
Retailer 13£562 GBP
Retailer 2£667 GBP
Retailer 6£680 GBP
Retailer 21£718 GBP
Retailer 25£746 GBP
Retailer 20£948 GBP
Retailer 5£965 GBP
Retailer 16£1,014 GBP
Retailer 14£1,216 GBP
Retailer 26£1,403 GBP
Retailer 9£1,427 GBP
Retailer 10£1,480 GBP
Retailer 3£1,513 GBP
Retailer 11£1,754 GBP
Retailer 18£1,999 GBP
Retailer 17£2,031 GBP
Retailer 8£2,433 GBP
Retailer 19£2,709 GBP
Brilliant Earth£3,214 GBP

16 data points across 26 retailers

25 retailers£319 GBP to £3,214 GBP

A
Cheapest Retailer
-
£319 GBP
$425 USD
A
Retailer 2
-
£357 GBP
$475 USD
View
Final sale: no returns
A
Retailer 3
-
£357 GBP
$476 USD
View
A
Retailer 4
-
£396 GBP
$527 USD
View
A
Retailer 5
-
£396 GBP
$527 USD
View
A
Retailer 6
-
£503 GBP
$670 USD
View
B+
Retailer 7
-
£525 GBP
$699 USD
View
A
Retailer 8
-
£562 GBP
View
A
Retailer 9
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£667 GBP
$888 USD
View
A
Retailer 10
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£680 GBP
$905 USD
View
A
Retailer 11
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£718 GBP
View
A
Retailer 12
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£746 GBP
$993 USD
View
A
Retailer 13
-
£948 GBP
ZAR 20,384 ZAR
View
B+
Retailer 14
-
£965 GBP
$1,285 USD
View
B+
Retailer 15
-
£1,014 GBP
A$2,077 AUD
View
Price last confirmed 9 days ago
B+
Retailer 16
-
£1,216 GBP
CA$2,248 CAD
View
B
Retailer 17
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£1,403 GBP
$1,869 USD
View
B+
Retailer 18
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£1,427 GBP
$1,901 USD
View
B+
Retailer 19
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£1,480 GBP
$1,971 USD
View
B+
Retailer 20
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£1,513 GBP
$2,015 USD
View
B
Retailer 21
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£1,754 GBP
$2,336 USD
View
B
Retailer 22
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£1,999 GBP
View
Price last confirmed 8 days ago
B
Retailer 23
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£2,031 GBP
$2,705 USD
View
Price last confirmed 11 days ago
B
Retailer 24
-
£2,433 GBP
$3,240 USD
View
Most Expensive
B
Brilliant Earth
21834308Y · Oct 28
£3,214 GBP
$4,280 USD
View
24 more retailers have this diamond
Prices start from £319 GBPSave up to £2,895 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
£319 GBP