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Heart|Lab Grown|IGI

4.00ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG804660277

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG804660277

Diamond specifications and retailer prices

From $6,895 NZD
$3,886 USD
As of October 30, 2026
Save $40,532 NZD (85%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $47,427 NZD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 4ct lab-grown heart diamond

This 4ct 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 LG804660277 or 804660277. Listed at 13 retailers as of October 30, 2026, with prices from $6,895 to $47,427, a $40,532 spread on the same certified stone. Do Amore Diamonds lists it at $47,427. 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

4.00
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.1°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804660277
Dimensions10.60 × 9.86 × 6.44 mm
L/W Ratio1.08
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
10.60 mm9.86 mm4.00 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804660277
Side View
Table 60.0%Crown 38.1°Girdle: THK-VTKPavilion 39.4°Culet: NoneDepth 60.8%

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: $47,427 NZD|Low: $6,513 NZD|High: $53,335 NZD|Avg: $16,397 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 12$6,895 NZD
Retailer 4$7,255 NZD
Retailer 7$7,452 NZD
Retailer 9$7,688 NZD
Retailer 8$8,100 NZD
Retailer 5$8,683 NZD
Retailer 14$10,651 NZD
Retailer 2$11,031 NZD
Retailer 13$12,443 NZD
Retailer 10$15,176 NZD
Retailer 6$17,412 NZD
Retailer 3$18,378 NZD
Retailer 11$23,474 NZD
Do Amore Diamonds$47,427 NZD

32 data points across 14 retailers

13 retailers$6,895 NZD to $47,427 NZD

A
Cheapest Retailer
-
$6,895 NZD
$3,886 USD
A
Retailer 2
-
$7,255 NZD
$4,089 USD
View
A
Retailer 3
-
$7,452 NZD
$4,200 USD
View
A
Retailer 4
-
$7,688 NZD
$4,333 USD
View
A
Retailer 5
-
$8,100 NZD
$4,565 USD
View
A
Retailer 6
-
$8,683 NZD
$4,894 USD
View
Final sale: no returns
A
Retailer 7
-
$10,651 NZD
$6,003 USD
View
A
Retailer 8
-
$11,031 NZD
$6,217 USD
View
A
Retailer 9
-
$12,443 NZD
$7,013 USD
View
A
Retailer 10
-
$15,176 NZD
€8,146 EUR
View
B+
Retailer 11
-
$18,378 NZD
£8,156 GBP
View
B+
Retailer 12
-
$23,474 NZD
$13,230 USD
View
Most Expensive
B
Do Amore Diamonds
27-A76ACBFDB · Nov 1
$47,427 NZD
$26,730 USD
View
12 more retailers have this diamond
Prices start from $6,895 NZDSave up to $40,532 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
4.00ct Heart
$6,895 NZD