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Heart|Lab Grown|IGI

4.25ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG804660315

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG804660315

Diamond specifications and retailer prices

From $5,786 CAD
$4,134 USD
As of October 27, 2026
Save $34,019 CAD (85%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $39,805 CAD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 4.25ct lab-grown heart diamond

This 4.25ct 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 LG804660315 or 804660315. Listed at 13 retailers as of October 27, 2026, with prices from $5,786 to $39,805, a $34,019 spread on the same certified stone. Do Amore Diamonds lists it at $39,805. 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

4.25
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804660315
Dimensions10.24 × 10.80 × 6.37 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
10.24 mm10.80 mm4.25 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804660315
Side View
Table 61.0%Crown 36.4°Girdle: STK-THKPavilion 38.6°Culet: NoneDepth 59.0%

Caratlytics Score

How it works →
A+
Exceptional
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 27
Current: $39,805 CAD|Low: $5,786 CAD|High: $44,591 CAD|Avg: $14,935 CAD|-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 29, 2026
Retailer 9$5,786 CAD
Retailer 15$6,063 CAD
Retailer 11$6,242 CAD
Retailer 3$6,756 CAD
Retailer 14$6,781 CAD
Retailer 5$7,625 CAD
Retailer 12$8,734 CAD
Retailer 13$9,257 CAD
Retailer 10$10,391 CAD
Retailer 2$12,824 CAD
Retailer 6$14,554 CAD
Retailer 8$15,422 CAD
Retailer 7$27,817 CAD
Retailer 4$31,519 CAD
Do Amore Diamonds$39,805 CAD

29 data points across 15 retailers

13 retailers$5,786 CAD to $39,805 CAD

A+
Cheapest Retailer
-
$5,786 CAD
$4,134 USD
A
Retailer 2
-
$6,063 CAD
$4,332 USD
View
A
Retailer 3
-
$6,242 CAD
$4,460 USD
View
A
Retailer 4
-
$6,756 CAD
$4,827 USD
View
A
Retailer 5
-
$6,781 CAD
$4,845 USD
View
A
Retailer 6
-
$7,625 CAD
$5,448 USD
View
Final sale: no returns
A
Retailer 7
-
$8,734 CAD
$6,240 USD
View
A
Retailer 8
-
$9,257 CAD
$6,614 USD
View
A
Retailer 9
-
$10,391 CAD
$7,424 USD
View
A
Retailer 10
-
$12,824 CAD
€8,726 EUR
View
B+
Retailer 11
-
$15,422 CAD
£8,676 GBP
View
B
Retailer 12
-
$31,519 CAD
$22,520 USD
View
Most Expensive
B
Do Amore Diamonds
27-FF0CCDED2 · Oct 29
$39,805 CAD
$28,440 USD
View
12 more retailers have this diamond
Prices start from $5,786 CADSave up to $34,019 CAD

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+
4.25ct Heart
$5,786 CAD