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Heart|Lab Grown|IGI

10.03ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG842645154

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG842645154

Diamond specifications and retailer prices

From $4,245 AUD
HK$23,300 HKD
As of October 30, 2026
Save $8,581 AUD (67%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $12,826 AUD at Taylor and Hart · As of October 27, 2026
View at Taylor and Hart

About this 10.03ct lab-grown heart diamond

This 10.03ct 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 LG842645154 or 842645154. Listed at 5 retailers as of October 27, 2026, with prices from $4,245 to $12,826, a $8,581 spread on the same certified stone. Taylor and Hart lists it at $12,826. 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

10.03
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.6°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842645154
Dimensions14.83 × 13.12 × 8.46 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
14.83 mm13.12 mm10.03 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842645154
Side View
Table 64.0%Crown 38.6°Girdle: THK-VTKPavilion 38.5°Culet: NoneDepth 57.0%

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: $5,053 AUD|Low: $4,245 AUD|High: $12,826 AUD|Avg: $7,178 AUD|-1.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Taylor and Hart
October 30, 2026
Retailer 3$4,245 AUD
Retailer 1$5,053 AUD
Retailer 2$5,174 AUD
Retailer 4$5,839 AUD
Retailer 5$10,120 AUD
Taylor and Hart$12,826 AUD

23 data points across 6 retailers

5 retailers$4,245 AUD to $12,826 AUD

A
Cheapest Retailer
-
$4,245 AUD
HK$23,300 HKD
A
Retailer 2
-
$5,053 AUD
£2,795 GBP
View
A
Retailer 3
-
$5,174 AUD
$3,635 USD
View
B
Retailer 4
-
$10,120 AUD
$7,110 USD
View
Most Expensive
B
Taylor and Hart
MB3PQVG · Oct 27
$12,826 AUD
$9,011 USD
View
4 more retailers have this diamond
Prices start from $4,245 AUDSave up to $8,581 AUD

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
10.03ct Heart
$4,245 AUD