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Heart|Lab Grown|IGI

3.03ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG843671396

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG843671396

Diamond specifications and retailer prices

From £415 GBP
$553 USD
As of October 27, 2026
Save £2,438 GBP (85%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £2,854 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.03ct lab-grown heart diamond

This 3.03ct 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 LG843671396 or 843671396. Listed at 19 retailers as of October 27, 2026, with prices from £415 to £2,854, a £2,438 spread on the same certified stone. Brilliant Earth lists it at £2,854. 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

3.03
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843671396
Dimensions9.00 × 10.15 × 5.88 mm
L/W Ratio1.13
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.00 mm10.15 mm3.03 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843671396
Side View
Table 58.0%Crown 32.5°Girdle: MED-THKPavilion 39.5°Culet: NoneDepth 57.9%

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 27
Current: £527 GBP|Low: £372 GBP|High: £2,011 GBP|Avg: £982 GBP|+0.3%
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
Retailer 18
October 27, 2026
Retailer 18£372 GBP
Retailer 4£415 GBP
Retailer 8£416 GBP
Retailer 15£460 GBP
Retailer 13£500 GBP
Retailer 1£527 GBP
Retailer 16£563 GBP
Retailer 2£681 GBP
Retailer 5£717 GBP
Retailer 11£761 GBP
Retailer 3£969 GBP
Retailer 17£1,238 GBP
Retailer 7£1,459 GBP
Retailer 10£1,500 GBP
Retailer 6£1,602 GBP
Retailer 14£1,723 GBP
Retailer 12£1,925 GBP
Retailer 9£2,011 GBP

7 data points across 18 retailers

19 retailers£415 GBP to £2,854 GBP

Retailer 1
-
£372 GBP
$495 USD
Price last confirmed 8 days ago
A
Retailer 2
-
£415 GBP
$553 USD
View
Final sale: no returns
Retailer 3
-
£416 GBP
$554 USD
View
Price last confirmed 9 days ago
Retailer 4
-
£460 GBP
$613 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
£500 GBP
HK$5,200 HKD
View
A
Retailer 6
-
£527 GBP
View
A
Retailer 7
-
£563 GBP
$750 USD
View
A
Retailer 8
-
£681 GBP
$907 USD
View
A
Retailer 9
-
£717 GBP
$955 USD
View
A
Retailer 10
-
£761 GBP
View
A
Retailer 11
-
£969 GBP
$1,291 USD
View
B+
Retailer 12
-
£1,238 GBP
$1,648 USD
View
B+
Retailer 13
-
£1,459 GBP
SGD 2,625 SGD
View
B+
Retailer 14
-
£1,500 GBP
$1,998 USD
View
B
Retailer 15
-
£1,602 GBP
$2,133 USD
View
B
Retailer 16
-
£1,723 GBP
$2,294 USD
View
B
Retailer 17
-
£1,925 GBP
View
B
Retailer 18
-
£2,011 GBP
$2,678 USD
View
Most Expensive
B
Brilliant Earth
22219004A · Oct 29
£2,854 GBP
$3,800 USD
View
18 more retailers have this diamond
Prices start from £415 GBPSave up to £2,438 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
3.03ct Heart
£415 GBP