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Heart|Lab Grown|IGI

3.94ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG804660314

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG804660314

Diamond specifications and retailer prices

From $5,318 NZD
$2,997 USD
As of October 30, 2026
Save $31,375 NZD (86%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $36,693 NZD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.94ct lab-grown heart diamond

This 3.94ct 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 LG804660314 or 804660314. Listed at 12 retailers as of October 30, 2026, with prices from $5,318 to $36,693, a $31,375 spread on the same certified stone. Do Amore Diamonds lists it at $36,693. 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

3.94
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804660314
Dimensions9.52 × 10.93 × 6.40 mm
L/W Ratio1.15
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
9.52 mm10.93 mm3.94 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804660314
Side View
Table 64.0%Crown 37.8°Girdle: STK-THKPavilion 39.9°Culet: NoneDepth 58.6%

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: $36,693 NZD|Low: $5,318 NZD|High: $41,359 NZD|Avg: $16,409 NZD|-11.3%
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
October 31, 2026
Retailer 8$5,318 NZD
Retailer 3$5,802 NZD
Retailer 11$6,047 NZD
Retailer 13$6,467 NZD
Retailer 4$7,067 NZD
Retailer 7$7,087 NZD
Retailer 14$8,533 NZD
Retailer 12$8,708 NZD
Retailer 10$9,615 NZD
Retailer 9$17,400 NZD
Retailer 2$23,456 NZD
Retailer 6$29,937 NZD
Retailer 5$36,286 NZD
Do Amore Diamonds$36,693 NZD

27 data points across 14 retailers

12 retailers$5,318 NZD to $36,693 NZD

A
Cheapest Retailer
-
$5,318 NZD
$2,997 USD
A
Retailer 2
-
$5,802 NZD
$3,270 USD
View
A
Retailer 3
-
$6,047 NZD
$3,408 USD
View
A
Retailer 4
-
$6,467 NZD
$3,645 USD
View
A
Retailer 5
-
$7,067 NZD
$3,983 USD
View
Final sale: no returns
A
Retailer 6
-
$7,087 NZD
$3,994 USD
View
A
Retailer 7
-
$8,533 NZD
$4,809 USD
View
A
Retailer 8
-
$8,708 NZD
$4,908 USD
View
B+
Retailer 9
-
$9,615 NZD
$5,419 USD
View
B
Retailer 10
-
$17,400 NZD
£7,722 GBP
View
B
Retailer 11
-
$23,456 NZD
$13,220 USD
View
Most Expensive
B
Do Amore Diamonds
27-45E0A7750 · Oct 31
$36,693 NZD
$20,680 USD
View
11 more retailers have this diamond
Prices start from $5,318 NZDSave up to $31,375 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
3.94ct Heart
$5,318 NZD