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 $4,295 NZD
A$3,718 AUD
As of November 2, 2026
26 retailers carry this diamond
Most expensive: $28,275 NZD 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 26 retailers as of November 2, 2026. 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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Price History

Last verified: Nov 2
Current: $28,275 NZD|Low: $2,760 NZD|High: $29,062 NZD|Avg: $8,018 NZD|-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$2,760 NZD
Retailer 4$2,858 NZD
Retailer 12$3,164 NZD
Retailer 5$3,249 NZD
Retailer 9$4,132 NZD
Retailer 2$4,295 NZD
Retailer 15$4,513 NZD
Retailer 13$4,768 NZD
Retailer 14$5,193 NZD
Retailer 11$6,575 NZD
Retailer 8$7,320 NZD
Retailer 6$7,703 NZD
Retailer 10$8,250 NZD
Retailer 7$10,051 NZD
Retailer 16$21,648 NZD
Novita Diamonds$28,275 NZD

31 data points across 16 retailers

26 retailers

Retailer 1
-
$2,366 NZD
$1,331 USD
Price last confirmed 31 days ago
Retailer 2
-
$2,463 NZD
$1,386 USD
View
Price last confirmed 22 days ago
Retailer 3
-
$2,792 NZD
$1,571 USD
View
Price last confirmed 33 days ago
Retailer 4
-
$2,858 NZD
$1,608 USD
View
Price last confirmed 18 days ago
Retailer 5
-
$2,858 NZD
$1,608 USD
View
Price last confirmed 21 days ago
Retailer 6
-
$2,858 NZD
$1,608 USD
View
Price last confirmed 22 days ago
Retailer 7
-
$2,858 NZD
$1,608 USD
View
Price last confirmed 30 days ago
Retailer 8
-
$3,037 NZD
$1,709 USD
View
Price last confirmed 34 days ago
Retailer 9
-
$3,194 NZD
$1,797 USD
View
Price last confirmed 33 days ago
Retailer 10
-
$4,132 NZD
£1,831 GBP
View
Price last confirmed 16 days ago
A
Retailer 11
-
$4,295 NZD
A$3,718 AUD
View
Retailer 12
-
$4,513 NZD
$2,539 USD
View
Price last confirmed 17 days ago
Retailer 13
-
$4,768 NZD
$2,683 USD
View
Price last confirmed 17 days ago
Retailer 14
-
$5,193 NZD
$2,922 USD
View
Price last confirmed 14 days ago
Retailer 15
-
$5,357 NZD
$3,014 USD
View
Price last confirmed 23 days ago
Retailer 16
-
$6,069 NZD
$3,415 USD
View
Price last confirmed 32 days ago
Retailer 17
-
$6,575 NZD
ZAR 59,763 ZAR
View
Price last confirmed 18 days ago
Retailer 18
-
$7,320 NZD
A$6,336 AUD
View
Price last confirmed 34 days ago
Retailer 19
-
$7,502 NZD
$4,221 USD
View
Price last confirmed 17 days ago
Retailer 20
-
$7,703 NZD
$4,334 USD
View
Price last confirmed 17 days ago
Retailer 21
-
$8,250 NZD
£3,655 GBP
View
Price last confirmed 18 days ago
Retailer 22
-
$10,051 NZD
$5,655 USD
View
Price last confirmed 16 days ago
Retailer 23
-
$10,722 NZD
£4,750 GBP
View
Price last confirmed 17 days ago
Retailer 24
-
$21,648 NZD
$12,180 USD
View
Price last confirmed 16 days ago
Retailer 25
-
$22,305 NZD
$12,550 USD
View
Price last confirmed 31 days ago
Most Expensive
Novita Diamonds
cert_816602143 · Oct 8
$28,275 NZD
A$24,475 AUD
View
Price last confirmed 24 days ago
25 more retailers have this diamond
Prices start from $4,295 NZD

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
$4,295 NZD