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Heart|Lab Grown|IGI

3.46ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG804665160

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG804665160

Diamond specifications and retailer prices

From €2,095 EUR
$2,350 USD
As of October 30, 2026
Save €12,348 EUR (85%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €14,444 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.46ct lab-grown heart diamond

This 3.46ct 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 LG804665160 or 804665160. Listed at 12 retailers as of October 30, 2026, with prices from €2,095 to €14,444, a €12,348 spread on the same certified stone. Do Amore Diamonds lists it at €14,444. 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

3.46
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804665160
Dimensions10.25 × 9.03 × 6.26 mm
L/W Ratio1.14
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
10.25 mm9.03 mm3.46 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804665160
Side View
Table 59.0%Crown 37°Girdle: STK-THKPavilion 39.6°Culet: NoneDepth 61.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €14,444 EUR|Low: €2,095 EUR|High: €17,546 EUR|Avg: €6,455 EUR|-17.7%
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
November 1, 2026
Retailer 11€2,095 EUR
Retailer 15€2,284 EUR
Retailer 8€2,449 EUR
Retailer 9€2,577 EUR
Retailer 10€2,827 EUR
Retailer 4€2,994 EUR
Retailer 2€3,688 EUR
Retailer 14€3,732 EUR
Retailer 13€3,800 EUR
Retailer 5€5,759 EUR
Retailer 12€7,234 EUR
Retailer 6€9,643 EUR
Retailer 7€13,441 EUR
Retailer 3€13,659 EUR
Do Amore Diamonds€14,444 EUR

29 data points across 15 retailers

12 retailers€2,095 EUR to €14,444 EUR

A
Cheapest Retailer
-
€2,095 EUR
$2,350 USD
A
Retailer 2
-
€2,284 EUR
$2,562 USD
View
A
Retailer 3
-
€2,449 EUR
$2,747 USD
View
A
Retailer 4
-
€2,577 EUR
$2,890 USD
View
A
Retailer 5
-
€2,827 EUR
$3,171 USD
View
A
Retailer 6
-
€2,994 EUR
$3,358 USD
View
Final sale: no returns
A
Retailer 7
-
€3,688 EUR
$4,136 USD
View
A
Retailer 8
-
€3,732 EUR
$4,186 USD
View
A
Retailer 9
-
€3,800 EUR
$4,262 USD
View
B+
Retailer 10
-
€7,234 EUR
£6,389 GBP
View
B
Retailer 11
-
€13,659 EUR
$15,320 USD
View
Most Expensive
B
Do Amore Diamonds
27-2325124FE · Oct 31
€14,444 EUR
$16,200 USD
View
11 more retailers have this diamond
Prices start from €2,095 EURSave up to €12,348 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
3.46ct Heart
€2,095 EUR