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Round|Lab Grown|IGI

3.09ct E VS1 Round Lab Grown Diamond

ID • E/VS1 • IGI LG634447454

Shape and cutting style on the report: Round brilliant

Certificate IGI LG634447454

Diamond specifications and retailer prices

From £847 GBP
$1,128 USD
As of October 28, 2026
Save £2,807 GBP (77%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £3,654 GBP at Taylor and Hart · As of October 27, 2026
View at Taylor and Hart

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 LG634447454 or 634447454. Listed at 21 retailers as of October 27, 2026, with prices from £847 to £3,654, a £2,807 spread on the same certified stone. Taylor and Hart lists it at £3,654. 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 angle33.9°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG634447454
Dimensions9.37 × 9.39 × 5.70 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.37 mm9.39 mm3.09 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG634447454
Side View
Table 59.0%Crown 33.9°Girdle: MediumPavilion 41°Culet: NoneDepth 60.8%

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 28
Current: £1,482 GBP|Low: £771 GBP|High: £3,350 GBP|Avg: £1,641 GBP|+1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 11£803 GBP
Retailer 5£900 GBP
Retailer 3£932 GBP
Retailer 12£932 GBP
Retailer 10£1,063 GBP
Retailer 4£1,128 GBP
Retailer 8£1,416 GBP
Retailer 1£1,482 GBP
Retailer 2£1,485 GBP
Retailer 9£2,321 GBP
Retailer 6£2,389 GBP
Retailer 13£2,698 GBP
Retailer 7£3,324 GBP

40 data points across 13 retailers

21 retailers£847 GBP to £3,654 GBP

A
Retailer 1
-
£803 GBP
$1,070 USD
Price last confirmed 19 days ago
A
Retailer 2
-
£847 GBP
$1,128 USD
View
A
Retailer 3
-
£874 GBP
$1,164 USD
View
Price last confirmed 20 days ago
A
Retailer 4
-
£900 GBP
$1,198 USD
View
Final sale: no returns
A
Retailer 5
-
£932 GBP
$1,241 USD
View
Price last confirmed 27 days ago
A
Retailer 6
-
£932 GBP
$1,241 USD
View
Price last confirmed 17 days ago
B+
Retailer 7
-
£1,063 GBP
$1,415 USD
View
B+
Retailer 8
-
£1,128 GBP
$1,502 USD
View
B+
Retailer 9
-
£1,416 GBP
View
B+
Retailer 10
-
£1,482 GBP
View
B+
Retailer 11
-
£1,485 GBP
$1,977 USD
View
B
Retailer 12
-
£1,891 GBP
$2,518 USD
View
B
Retailer 13
-
£1,928 GBP
$2,568 USD
View
Price last confirmed 22 days ago
B
Retailer 14
-
£2,321 GBP
A$4,756 AUD
View
Price last confirmed 7 days ago
B
Retailer 15
-
£2,389 GBP
ZAR 51,395 ZAR
View
B
Retailer 16
-
£2,698 GBP
$3,593 USD
View
B
Retailer 17
-
£2,799 GBP
$3,727 USD
View
B
Retailer 18
-
£2,951 GBP
$3,930 USD
View
B
Retailer 19
-
£3,324 GBP
View
Most Expensive
B
Taylor and Hart
FGKK6BV · Oct 27
£3,654 GBP
$4,866 USD
View
19 more retailers have this diamond
Prices start from £847 GBPSave up to £2,807 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
£847 GBP