CaratHunter
Plans
Heart|Lab Grown|IGI

3.00ct D FL Heart Lab Grown Diamond

EX • D/FL • IGI LG817696604

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG817696604

Diamond specifications and retailer prices

From $3,544 NZD
$1,994 USD
As of October 30, 2026
Save $20,841 NZD (85%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $24,385 NZD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore 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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG817696604 or 817696604. Listed at 10 retailers as of October 30, 2026, with prices from $3,544 to $24,385, a $20,841 spread on the same certified stone. Do Amore Diamonds lists it at $24,385. 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
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817696604
Dimensions8.49 × 10.26 × 5.93 mm
L/W Ratio1.21
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
8.49 mm10.26 mm3.00 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817696604
Side View
Table 55.0%Crown 36.2°Girdle: STK-THKPavilion 37.9°Culet: NoneDepth 57.8%

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: $24,385 NZD|Low: $3,544 NZD|High: $27,939 NZD|Avg: $9,954 NZD|-12.7%
Do Amore 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
November 1, 2026
Retailer 14$3,544 NZD
Retailer 4$3,624 NZD
Retailer 8$3,835 NZD
Retailer 10$3,857 NZD
Retailer 13$4,434 NZD
Retailer 9$5,794 NZD
Retailer 7$5,966 NZD
Retailer 11$6,238 NZD
Retailer 15$6,432 NZD
Retailer 12$6,487 NZD
Retailer 3$7,533 NZD
Retailer 2$12,313 NZD
Retailer 5$15,894 NZD
Retailer 6$19,402 NZD
Retailer 16$23,620 NZD
Do Amore Diamonds$24,385 NZD

16 data points across 16 retailers

10 retailers$3,544 NZD to $24,385 NZD

A
Cheapest Retailer
-
$3,544 NZD
$1,994 USD
A
Retailer 2
-
$3,857 NZD
$2,170 USD
View
A
Retailer 3
-
$4,434 NZD
$2,495 USD
View
B+
Retailer 4
-
$5,794 NZD
$3,260 USD
View
A
Retailer 5
-
$6,238 NZD
$3,510 USD
View
A
Retailer 6
-
$6,432 NZD
$3,619 USD
View
A
Retailer 7
-
$6,487 NZD
$3,650 USD
View
B+
Retailer 8
-
$12,313 NZD
£5,455 GBP
View
B
Retailer 9
-
$23,620 NZD
$13,290 USD
View
Most Expensive
B
Do Amore Diamonds
27-0D38BEBFB · Nov 1
$24,385 NZD
$13,720 USD
View
9 more retailers have this diamond
Prices start from $3,544 NZDSave up to $20,841 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
$3,544 NZD