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Heart|Lab Grown|IGI

3.03ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG644467287

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG644467287

Diamond specifications and retailer prices

From £437 GBP
$585 USD
As of October 30, 2026
Save £4,295 GBP (91%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £4,732 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 3.03ct lab-grown heart diamond

This 3.03ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG644467287 or 644467287. Listed at 21 retailers as of October 29, 2026, with prices from £437 to £4,732, a £4,295 spread on the same certified stone. Do Amore Diamonds lists it at £4,732. 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
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG644467287
Dimensions10.01 × 10.01 × 8.79 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.01 mm10.01 mm3.03 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG644467287
Side View
Table 63.0%Crown 36.6°Girdle: MED-THKPavilion 40.3°Culet: NoneDepth 59.5%

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: £891 GBP|Low: £488 GBP|High: £2,382 GBP|Avg: £1,199 GBP|+1.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 3£488 GBP
Retailer 6£638 GBP
Retailer 11£716 GBP
Retailer 2£801 GBP
Retailer 1£891 GBP
Retailer 7£1,269 GBP
Retailer 5£1,297 GBP
Retailer 8£1,343 GBP
Retailer 10£1,727 GBP
Retailer 9£2,097 GBP
Retailer 4£2,367 GBP

44 data points across 11 retailers

21 retailers£437 GBP to £4,732 GBP

A
Cheapest Retailer
-
£437 GBP
$585 USD
A
Retailer 2
-
£488 GBP
$654 USD
View
Final sale: no returns
A
Retailer 3
-
£489 GBP
$655 USD
View
A
Retailer 4
-
£541 GBP
$725 USD
View
Retailer 5
-
£541 GBP
$725 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
£638 GBP
$855 USD
View
A
Retailer 7
-
£716 GBP
$959 USD
View
A
Retailer 8
-
£801 GBP
$1,073 USD
View
A
Retailer 9
-
£828 GBP
$1,109 USD
View
A
Retailer 10
-
£891 GBP
View
Retailer 11
-
£1,269 GBP
A$2,616 AUD
View
Price last confirmed 10 days ago
B+
Retailer 12
-
£1,297 GBP
ZAR 28,082 ZAR
View
B+
Retailer 13
-
£1,343 GBP
$1,799 USD
View
B+
Retailer 14
-
£1,571 GBP
$2,105 USD
View
B
Retailer 15
-
£1,727 GBP
$2,314 USD
View
B
Retailer 16
-
£1,794 GBP
$2,404 USD
View
B
Retailer 17
-
£2,014 GBP
$2,699 USD
View
Retailer 18
-
£2,097 GBP
A$4,323 AUD
View
Price last confirmed 22 days ago
B
Retailer 19
-
£2,367 GBP
View
B
Retailer 20
-
£3,873 GBP
$5,190 USD
View
Most Expensive
B
Do Amore Diamonds
23-644467287 · Oct 29
£4,732 GBP
$6,340 USD
View
20 more retailers have this diamond
Prices start from £437 GBPSave up to £4,295 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
£437 GBP