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Heart|Lab Grown|IGI

20.61ct G VS1 Heart Lab Grown Diamond

ID • G/VS1 • IGI LG725507684

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG725507684

Diamond specifications and retailer prices

From $23,589 AUD
£13,017 GBP
As of November 2, 2026
Save $31,473 AUD (57%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $55,062 AUD at Aida Diamonds · As of November 1, 2026
View at Aida Diamonds

About this 20.61ct lab-grown heart diamond

This 20.61ct lab-grown heart sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG725507684 or 725507684. Listed at 11 retailers as of November 1, 2026, with prices from $23,589 to $55,062, a $31,473 spread on the same certified stone. Aida Diamonds lists it at $55,062. 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

20.61
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG725507684
Dimensions17.60 × 18.87 × 10.84 mm
L/W Ratio1.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.60 mm18.87 mm20.61 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG725507684
Side View
Table 62.0%Crown 36.1°Girdle: MED-THKPavilion 39.4°Culet: NoneDepth 57.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $55,062 AUD|Low: $23,589 AUD|High: $55,062 AUD|Avg: $29,133 AUD
Aida Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 2$23,589 AUD
Retailer 8$25,320 AUD
Retailer 7$25,928 AUD
Retailer 6$27,526 AUD
Retailer 3$28,357 AUD
Retailer 4$28,938 AUD
Retailer 10$28,938 AUD
Retailer 9$29,045 AUD
Retailer 5$29,371 AUD
Retailer 11$41,156 AUD
Aida Diamonds$55,062 AUD

11 data points across 11 retailers

11 retailers$23,589 AUD to $55,062 AUD

B+
Cheapest Retailer
-
$23,589 AUD
£13,017 GBP
B
Retailer 2
-
$25,320 AUD
$17,745 USD
View
B
Retailer 3
-
$25,928 AUD
$18,171 USD
View
B
Retailer 4
-
$27,526 AUD
$19,291 USD
View
B
Retailer 5
-
$28,357 AUD
$19,873 USD
View
Final sale: no returns
B
Retailer 6
-
$28,938 AUD
$20,280 USD
View
B
Retailer 7
-
$28,938 AUD
$20,280 USD
View
B
Retailer 8
-
$29,045 AUD
$20,355 USD
View
B
Retailer 9
-
$29,371 AUD
$20,584 USD
View
B
Retailer 10
-
$41,156 AUD
$28,843 USD
View
Most Expensive
B
Aida Diamonds
497452462 · Nov 1
$55,062 AUD
View
10 more retailers have this diamond
Prices start from $23,589 AUDSave up to $31,473 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.

B+
20.61ct Heart
$23,589 AUD