CaratHunter
Plans
Heart|Lab Grown|IGI

3.50ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG804660376

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG804660376

Diamond specifications and retailer prices

From €2,397 EUR
$2,678 USD
As of October 30, 2026
Save €14,153 EUR (86%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €16,550 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.5ct lab-grown heart diamond

This 3.5ct 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 LG804660376 or 804660376. Listed at 13 retailers as of October 30, 2026, with prices from €2,397 to €16,550, a €14,153 spread on the same certified stone. Do Amore Diamonds lists it at €16,550. 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

3.50
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804660376
Dimensions9.90 × 10.36 × 6.13 mm
L/W Ratio1.05
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
9.90 mm10.36 mm3.50 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804660376
Side View
Table 56.0%Crown 34.5°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 59.2%

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: €16,550 EUR|Low: €2,397 EUR|High: €18,537 EUR|Avg: €6,773 EUR|-10.7%
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
October 30, 2026
Retailer 8€2,397 EUR
Retailer 3€2,617 EUR
Retailer 12€2,739 EUR
Retailer 4€2,894 EUR
Retailer 14€2,936 EUR
Retailer 5€3,167 EUR
Retailer 15€3,848 EUR
Retailer 13€4,094 EUR
Retailer 11€4,344 EUR
Retailer 9€5,217 EUR
Retailer 6€6,085 EUR
Retailer 10€7,848 EUR
Retailer 2€10,517 EUR
Retailer 7€15,737 EUR
Do Amore Diamonds€16,550 EUR

30 data points across 15 retailers

13 retailers€2,397 EUR to €16,550 EUR

A
Cheapest Retailer
-
€2,397 EUR
$2,678 USD
A
Retailer 2
-
€2,617 EUR
$2,924 USD
View
A
Retailer 3
-
€2,739 EUR
$3,060 USD
View
A
Retailer 4
-
€2,894 EUR
$3,233 USD
View
A
Retailer 5
-
€2,936 EUR
$3,280 USD
View
A
Retailer 6
-
€3,167 EUR
$3,538 USD
View
Final sale: no returns
A
Retailer 7
-
€3,848 EUR
$4,299 USD
View
B+
Retailer 8
-
€4,094 EUR
$4,574 USD
View
B+
Retailer 9
-
€4,344 EUR
$4,853 USD
View
B+
Retailer 10
-
€5,217 EUR
View
B+
Retailer 11
-
€7,848 EUR
£6,904 GBP
View
B+
Retailer 12
-
€10,517 EUR
$11,750 USD
View
Most Expensive
B
Do Amore Diamonds
27-E9C3818C7 · Oct 31
€16,550 EUR
$18,490 USD
View
12 more retailers have this diamond
Prices start from €2,397 EURSave up to €14,153 EUR

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
3.50ct Heart
€2,397 EUR