Heart|Lab Grown|IGI

3.09ct E VVS1 Heart Lab Grown Diamond

ID • E/VVS1 • IGI LG837634898

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG837634898

Diamond specifications and retailer prices

From £526 GBP
$700 USD
As of October 27, 2026
Save £1,880 GBP (78%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £5,940 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG837634898 or 837634898. Listed at 25 retailers as of October 27, 2026, with a 358% 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837634898
Dimensions9.25 × 10.25 × 5.82 mm
L/W Ratio1.11
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.25 mm10.25 mm3.09 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837634898
Side View
Table 59.0%Crown 37°Girdle: MED-STKPavilion 37.8°Culet: NoneDepth 56.8%

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 27
Current: £709 GBP|Low: £526 GBP|High: £2,470 GBP|Avg: £1,283 GBP|-2.8%
Retailer 1
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Retailer 23
October 30, 2026
Retailer 7£526 GBP
Retailer 2£571 GBP
Retailer 8£588 GBP
Retailer 17£610 GBP
Retailer 15£617 GBP
Retailer 1£709 GBP
Retailer 10£711 GBP
Retailer 4£743 GBP
Retailer 21£837 GBP
Retailer 23£885 GBP
Retailer 18£974 GBP
Retailer 12£976 GBP
Retailer 16£1,383 GBP
Retailer 14£1,394 GBP
Retailer 5£1,406 GBP
Retailer 20£1,415 GBP
Retailer 22£1,714 GBP
Retailer 6£1,973 GBP
Retailer 9£2,053 GBP
Retailer 3£2,094 GBP
Retailer 13£2,101 GBP
Retailer 11£2,171 GBP
Retailer 19£2,406 GBP

22 data points across 23 retailers

25 retailers£526 GBP to £2,406 GBP

A
Cheapest Retailer
-
£526 GBP
$700 USD
A
Retailer 2
-
£571 GBP
$761 USD
View
A
Retailer 3
-
£588 GBP
$783 USD
View
Final sale: no returns
A
Retailer 4
-
£610 GBP
$812 USD
View
Retailer 5
-
£617 GBP
$822 USD
View
Price last confirmed 12 days ago
A
Retailer 6
-
£709 GBP
View
A
Retailer 7
-
£711 GBP
HK$7,400 HKD
View
A
Retailer 8
-
£743 GBP
$990 USD
View
A
Retailer 9
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£837 GBP
$1,115 USD
View
A
Retailer 10
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£885 GBP
$1,178 USD
View
A
Retailer 11
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£974 GBP
€1,235 EUR
View
A
Retailer 12
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£976 GBP
View
B+
Retailer 13
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£1,383 GBP
$1,842 USD
View
Retailer 14
-
£1,394 GBP
A$2,855 AUD
View
Price last confirmed 8 days ago
B+
Retailer 15
-
£1,406 GBP
$1,872 USD
View
B+
Retailer 16
-
£1,415 GBP
ZAR 30,441 ZAR
View
B+
Retailer 17
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£1,714 GBP
$2,282 USD
View
B+
Retailer 18
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£1,973 GBP
$2,628 USD
View
B+
Retailer 19
-
£2,053 GBP
SGD 3,694 SGD
View
B+
Retailer 20
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£2,094 GBP
$2,788 USD
View
B+
Retailer 21
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£2,101 GBP
$2,798 USD
View
B
Retailer 22
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£2,171 GBP
$2,891 USD
View
B+
Retailer 23
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£2,406 GBP
View
Retailer 24
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£2,711 GBP
A$5,555 AUD
View
Price last confirmed 25 days ago
Most Expensive
Brilliant Earth
21384180A · Oct 29
£5,940 GBP
$7,910 USD
View
Price under review
24 more retailers have this diamond
Prices start from £526 GBPSave up to £1,880 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
£526 GBP