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Heart|Lab Grown|IGI

3.09ct E VS1 Heart Lab Grown Diamond

EX • E/VS1 • IGI LG705517028

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG705517028

Diamond specifications and retailer prices

From £424 GBP
$563 USD
As of October 28, 2026
Save £2,940 GBP (87%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: £4,496 GBP at Yadav Diamonds · As of October 9, 2026
View at Yadav Diamonds

About this 3.09ct lab-grown heart diamond

This 3.09ct lab-grown heart 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 LG705517028 or 705517028. Listed at 26 retailers as of October 28, 2026, with a 694% 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG705517028
Dimensions10.20 × 10.20 × 9.21 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
10.20 mm10.20 mm3.09 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG705517028
Side View
Table 63.0%Crown 34.8°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 56.4%

Caratlytics Score

How it works →
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 28
Current: £2,262 GBP|Low: £357 GBP|High: £4,496 GBP|Avg: £1,280 GBP|-6.4%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Yadav Diamonds
October 29, 2026
Retailer 5£424 GBP
Retailer 9£430 GBP
Retailer 14£470 GBP
Retailer 17£470 GBP
Retailer 11£542 GBP
Retailer 4£622 GBP
Retailer 16£783 GBP
Retailer 10£804 GBP
Retailer 12£1,103 GBP
Retailer 15£1,212 GBP
Retailer 13£1,364 GBP
Retailer 8£1,381 GBP
Retailer 7£1,616 GBP
Retailer 6£1,741 GBP
Retailer 3£1,769 GBP
Retailer 1£2,262 GBP
Retailer 2£3,364 GBP
Yadav Diamonds£4,496 GBP

35 data points across 18 retailers

26 retailers£424 GBP to £3,364 GBP

A
Cheapest Retailer
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£424 GBP
$563 USD
Final sale: no returns
A
Retailer 2
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£430 GBP
$572 USD
View
Price last confirmed 27 days ago
A
Retailer 3
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£449 GBP
$596 USD
View
Price last confirmed 21 days ago
A
Retailer 4
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£470 GBP
$624 USD
View
Price last confirmed 14 days ago
A
Retailer 5
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£470 GBP
$624 USD
View
A
Retailer 6
-
£470 GBP
$624 USD
View
Price last confirmed 13 days ago
A
Retailer 7
-
£502 GBP
$667 USD
View
Price last confirmed 30 days ago
A
Retailer 8
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£542 GBP
$720 USD
View
A
Retailer 9
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£556 GBP
$739 USD
View
Price last confirmed 26 days ago
A
Retailer 10
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£556 GBP
$739 USD
View
Price last confirmed 20 days ago
B+
Retailer 11
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£622 GBP
$826 USD
View
A
Retailer 12
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£783 GBP
$1,040 USD
View
A
Retailer 13
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£804 GBP
View
B+
Retailer 14
-
£1,103 GBP
A$2,255 AUD
View
Price last confirmed 9 days ago
B+
Retailer 15
-
£1,212 GBP
$1,610 USD
View
B+
Retailer 16
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£1,364 GBP
$1,812 USD
View
B+
Retailer 17
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£1,364 GBP
$1,812 USD
View
Price last confirmed 12 days ago
B+
Retailer 18
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£1,381 GBP
$1,835 USD
View
Price last confirmed 21 days ago
B+
Retailer 19
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£1,614 GBP
$2,145 USD
View
Price last confirmed 21 days ago
B+
Retailer 20
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£1,614 GBP
$2,145 USD
View
Price last confirmed 28 days ago
B+
Retailer 21
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£1,616 GBP
$2,148 USD
View
B
Retailer 22
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£1,741 GBP
$2,314 USD
View
B
Retailer 23
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£1,769 GBP
$2,351 USD
View
B
Retailer 24
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£2,262 GBP
View
B
Retailer 25
-
£3,364 GBP
$4,470 USD
View
Most Expensive
B
Yadav Diamonds
13316948 · Oct 9
£4,496 GBP
$5,974 USD
View
Price last confirmed 20 days ago
25 more retailers have this diamond
Prices start from £424 GBPSave up to £2,940 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 Heart
£424 GBP