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Heart|Lab Grown|IGI

4.59ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG823670602

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG823670602

Diamond specifications and retailer prices

From $1,842 AUD
$1,294 USD
As of October 31, 2026
Save $5,493 AUD (75%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $14,521 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.59ct lab-grown heart diamond

This 4.59ct 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 LG823670602 or 823670602. Listed at 8 retailers as of October 31, 2026, with a 298% 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

4.59
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823670602
Dimensions10.26 × 11.64 × 6.64 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
10.26 mm11.64 mm4.59 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823670602
Side View
Table 62.0%Crown 36°Girdle: MED-STKPavilion 39°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 31
Current: $5,527 AUD|Low: $1,367 AUD|High: $7,335 AUD|Avg: $2,669 AUD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 12$1,671 AUD
Retailer 11$1,799 AUD
Retailer 3$1,808 AUD
Retailer 9$1,842 AUD
Retailer 8$2,157 AUD
Retailer 7$2,407 AUD
Retailer 6$2,533 AUD
Retailer 10$2,810 AUD
Retailer 2$3,910 AUD
Retailer 4$4,079 AUD
Retailer 1$5,527 AUD
Retailer 5$7,335 AUD

10 data points across 12 retailers

8 retailers$1,842 AUD to $7,335 AUD

A
Cheapest Retailer
-
$1,842 AUD
$1,294 USD
Final sale: no returns
A
Retailer 2
-
$2,157 AUD
$1,515 USD
View
A
Retailer 3
-
$2,407 AUD
$1,691 USD
View
A
Retailer 4
-
$2,533 AUD
HK$13,900 HKD
View
Retailer 5
-
$2,810 AUD
$1,974 USD
View
Price last confirmed 20 days ago
B
Retailer 6
-
$5,527 AUD
View
B
Retailer 7
-
$7,335 AUD
SGD 6,963 SGD
View
Most Expensive
Brilliant Earth
22350875Y · Oct 29
$14,521 AUD
$10,200 USD
View
Price under review
7 more retailers have this diamond
Prices start from $1,842 AUDSave up to $5,493 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
4.59ct Heart
$1,842 AUD