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Heart|Lab Grown|IGI

4.02ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG804660278

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG804660278

Diamond specifications and retailer prices

From $6,927 NZD
$3,904 USD
As of October 30, 2026
Save $40,731 NZD (85%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $47,658 NZD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 4.02ct lab-grown heart diamond

This 4.02ct 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 LG804660278 or 804660278. Listed at 13 retailers as of October 30, 2026, with prices from $6,927 to $47,658, a $40,731 spread on the same certified stone. Do Amore Diamonds lists it at $47,658. 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

4.02
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804660278
Dimensions10.88 × 9.82 × 6.50 mm
L/W Ratio1.11
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
10.88 mm9.82 mm4.02 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804660278
Side View
Table 58.0%Crown 35.7°Girdle: STK-THKPavilion 39.3°Culet: NoneDepth 59.7%

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: $47,658 NZD|Low: $6,927 NZD|High: $53,584 NZD|Avg: $16,559 NZD|-11.1%
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
November 1, 2026
Retailer 14$6,927 NZD
Retailer 4$7,291 NZD
Retailer 9$7,488 NZD
Retailer 11$7,757 NZD
Retailer 10$8,135 NZD
Retailer 5$9,162 NZD
Retailer 3$10,703 NZD
Retailer 8$11,084 NZD
Retailer 7$12,447 NZD
Retailer 12$15,253 NZD
Retailer 6$17,493 NZD
Retailer 2$18,365 NZD
Retailer 13$23,598 NZD
Do Amore Diamonds$47,658 NZD

32 data points across 14 retailers

13 retailers$6,927 NZD to $47,658 NZD

A
Cheapest Retailer
-
$6,927 NZD
$3,904 USD
A
Retailer 2
-
$7,291 NZD
$4,109 USD
View
A
Retailer 3
-
$7,488 NZD
$4,220 USD
View
A
Retailer 4
-
$7,757 NZD
$4,372 USD
View
A
Retailer 5
-
$8,135 NZD
$4,585 USD
View
A
Retailer 6
-
$9,162 NZD
$5,164 USD
View
Final sale: no returns
A
Retailer 7
-
$10,703 NZD
$6,032 USD
View
A
Retailer 8
-
$11,084 NZD
$6,247 USD
View
A
Retailer 9
-
$12,447 NZD
$7,015 USD
View
A
Retailer 10
-
$15,253 NZD
€8,187 EUR
View
B+
Retailer 11
-
$18,365 NZD
£8,150 GBP
View
B+
Retailer 12
-
$23,598 NZD
$13,300 USD
View
Most Expensive
B
Do Amore Diamonds
27-24C75829B · Nov 1
$47,658 NZD
$26,860 USD
View
12 more retailers have this diamond
Prices start from $6,927 NZDSave up to $40,731 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
4.02ct Heart
$6,927 NZD