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Heart|Lab Grown|IGI

5.09ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG843696726

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG843696726

Diamond specifications and retailer prices

From £623 GBP
$835 USD
As of October 30, 2026
Save £3,989 GBP (86%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £4,612 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 5.09ct lab-grown heart diamond

This 5.09ct lab-grown heart sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843696726 or 843696726. Listed at 21 retailers as of October 30, 2026, with prices from £623 to £4,612, a £3,989 spread on the same certified stone. Brilliant Earth lists it at £4,612. 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

5.09
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843696726
Dimensions11.65 × 11.94 × 6.65 mm
L/W Ratio1.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.65 mm11.94 mm5.09 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843696726
Side View
Table 62.0%Crown 33.4°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 55.7%

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 30
Current: £4,612 GBP|Low: £621 GBP|High: £4,612 GBP|Avg: £1,550 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
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Retailer 21
October 31, 2026
Retailer 11£623 GBP
Retailer 10£678 GBP
Retailer 3£697 GBP
Retailer 6£713 GBP
Retailer 14£727 GBP
Retailer 19£785 GBP
Retailer 9£855 GBP
Retailer 17£994 GBP
Retailer 20£1,021 GBP
Retailer 4£1,096 GBP
Retailer 2£1,144 GBP
Retailer 13£1,465 GBP
Retailer 8£1,468 GBP
Retailer 15£1,493 GBP
Retailer 16£1,760 GBP
Retailer 12£2,032 GBP
Retailer 18£2,261 GBP
Retailer 5£2,396 GBP
Retailer 21£2,503 GBP
Retailer 7£2,723 GBP
Brilliant Earth£4,612 GBP

21 data points across 21 retailers

21 retailers£623 GBP to £4,612 GBP

A
Cheapest Retailer
-
£623 GBP
$835 USD
A
Retailer 2
-
£678 GBP
$908 USD
View
A
Retailer 3
-
£697 GBP
$934 USD
View
Final sale: no returns
A
Retailer 4
-
£713 GBP
$956 USD
View
Retailer 5
-
£727 GBP
$974 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
£785 GBP
View
A
Retailer 7
-
£855 GBP
$1,145 USD
View
A
Retailer 8
-
£994 GBP
$1,332 USD
View
B+
Retailer 9
-
£1,021 GBP
$1,368 USD
View
A
Retailer 10
-
£1,096 GBP
View
A
Retailer 11
-
£1,144 GBP
€1,460 EUR
View
B+
Retailer 12
-
£1,465 GBP
A$3,019 AUD
View
B+
Retailer 13
-
£1,468 GBP
ZAR 31,779 ZAR
View
B+
Retailer 14
-
£1,493 GBP
$2,000 USD
View
B+
Retailer 15
-
£1,760 GBP
$2,358 USD
View
B+
Retailer 16
-
£2,032 GBP
$2,722 USD
View
B+
Retailer 17
-
£2,261 GBP
$3,030 USD
View
B+
Retailer 18
-
£2,396 GBP
SGD 4,338 SGD
View
B+
Retailer 19
-
£2,503 GBP
$3,354 USD
View
B+
Retailer 20
-
£2,723 GBP
View
Most Expensive
B
Brilliant Earth
22185047A · Oct 30
£4,612 GBP
$6,180 USD
View
20 more retailers have this diamond
Prices start from £623 GBPSave up to £3,989 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
5.09ct Heart
£623 GBP