Heart|Lab Grown|IGI

3.08ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG7518580746

Certificate IGI LG7518580746

Diamond specifications and retailer prices

From $3,016 USD
As of October 30, 2026
Save $14,147 USD (82%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $17,163 USD at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 3.08ct lab-grown heart diamond

This 3.08ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG7518580746 or 7518580746. Listed at 5 retailers as of October 30, 2026, with prices from $3,016 to $17,163, a $14,147 spread on the same certified stone. Blue Nile lists it at $17,163. 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

3.08
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG7518580746
Dimensions9.80 × 9.15 × 5.70 mm
L/W Ratio1.07
Culet sizeNone
Cert comments
This is a man-made diamond.
Key to symbols
Minor Details of Polish
Top View
9.80 mm9.15 mm3.08 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG7518580746
Side View
Table 58.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 58.2%

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: $17,163 USD|Low: $3,016 USD|High: $17,163 USD|Avg: $10,767 USD
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 2$3,016 USD
Retailer 3$3,498 USD
Retailer 4$4,825 USD
Retailer 5$12,400 USD
Blue Nile$17,163 USD

5 data points across 5 retailers

5 retailers$3,016 USD to $17,163 USD

A
Cheapest Retailer
-
$3,016 USD
A
Retailer 2
-
$3,498 USD
View
B+
Retailer 3
-
$4,825 USD
View
B
Retailer 4
-
$12,400 USD
View
Most Expensive
B
Blue Nile
25041143 · Oct 31
$17,163 USD
View
4 more retailers have this diamond
Prices start from $3,016 USDSave up to $14,147 USD

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
3.08ct Heart
$3,016 USD