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Heart|Lab Grown|IGI

3.00ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG816602143

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG816602143

Diamond specifications and retailer prices

From $1,722 AUD
$1,207 USD
As of November 2, 2026
Save $1,726 AUD (50%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $22,700 AUD at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

About this 3ct lab-grown heart diamond

This 3ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816602143 or 816602143. Listed at 27 retailers as of November 2, 2026, with a 100% 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

3.00
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle42.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816602143
Dimensions10.09 × 8.56 × 6.09 mm
L/W Ratio1.18
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.09 mm8.56 mm3.00 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816602143
Side View
Table 59.0%Crown 34.9°Girdle: MED-THKPavilion 42.4°Culet: NoneDepth 60.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $22,700 AUD|Low: $2,216 AUD|High: $23,333 AUD|Avg: $6,439 AUD|-2.3%
Novita Diamonds
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
October 29, 2026
Retailer 3$2,216 AUD
Retailer 4$2,294 AUD
Retailer 12$2,540 AUD
Retailer 5$2,608 AUD
Retailer 9$3,317 AUD
Retailer 2$3,448 AUD
Retailer 15$3,623 AUD
Retailer 13$3,828 AUD
Retailer 14$4,169 AUD
Retailer 11$5,279 AUD
Retailer 8$5,877 AUD
Retailer 6$6,184 AUD
Retailer 10$6,623 AUD
Retailer 7$8,069 AUD
Retailer 16$17,380 AUD
Novita Diamonds$22,700 AUD

30 data points across 16 retailers

27 retailers$1,722 AUD to $3,448 AUD

A
Cheapest Retailer
-
$1,722 AUD
$1,207 USD
Retailer 2
-
$1,899 AUD
$1,331 USD
View
Price last confirmed 31 days ago
Retailer 3
-
$1,978 AUD
$1,386 USD
View
Price last confirmed 22 days ago
Retailer 4
-
$2,242 AUD
$1,571 USD
View
Price last confirmed 33 days ago
Retailer 5
-
$2,294 AUD
$1,608 USD
View
Price last confirmed 18 days ago
Retailer 6
-
$2,294 AUD
$1,608 USD
View
Price last confirmed 21 days ago
Retailer 7
-
$2,294 AUD
$1,608 USD
View
Price last confirmed 23 days ago
Retailer 8
-
$2,294 AUD
$1,608 USD
View
Price last confirmed 30 days ago
Retailer 9
-
$2,439 AUD
$1,709 USD
View
Price last confirmed 34 days ago
Retailer 10
-
$2,564 AUD
$1,797 USD
View
Price last confirmed 33 days ago
Retailer 11
-
$3,317 AUD
£1,831 GBP
View
Price last confirmed 16 days ago
A
Retailer 12
-
$3,448 AUD
View
Retailer 13
-
$3,623 AUD
$2,539 USD
View
Price last confirmed 17 days ago
Retailer 14
-
$3,828 AUD
$2,683 USD
View
Price last confirmed 17 days ago
Retailer 15
-
$4,169 AUD
$2,922 USD
View
Price last confirmed 14 days ago
Retailer 16
-
$4,301 AUD
$3,014 USD
View
Price last confirmed 23 days ago
Retailer 17
-
$4,873 AUD
$3,415 USD
View
Price last confirmed 33 days ago
Retailer 18
-
$5,279 AUD
ZAR 59,763 ZAR
View
Price last confirmed 18 days ago
Retailer 19
-
$5,877 AUD
View
Price last confirmed 35 days ago
Retailer 20
-
$6,023 AUD
$4,221 USD
View
Price last confirmed 17 days ago
Retailer 21
-
$6,184 AUD
$4,334 USD
View
Price last confirmed 17 days ago
Retailer 22
-
$6,623 AUD
£3,655 GBP
View
Price last confirmed 18 days ago
Retailer 23
-
$8,069 AUD
$5,655 USD
View
Price last confirmed 16 days ago
Retailer 24
-
$8,608 AUD
£4,750 GBP
View
Price last confirmed 17 days ago
Retailer 25
-
$17,380 AUD
$12,180 USD
View
Price last confirmed 16 days ago
Retailer 26
-
$17,908 AUD
$12,550 USD
View
Price last confirmed 31 days ago
Most Expensive
Novita Diamonds
cert_816602143 · Oct 8
$22,700 AUD
View
Price last confirmed 25 days ago
26 more retailers have this diamond
Prices start from $1,722 AUDSave up to $1,726 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
3.00ct Heart
$1,722 AUD