CaratHunter
Plans
Heart|Lab Grown|IGI

3.50ct D IF Heart Lab Grown Diamond

EX • D/IF • IGI LG828632821

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG828632821

Diamond specifications and retailer prices

From $3,076 CAD
$2,202 USD
As of October 30, 2026
Save $16,034 CAD (84%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $26,977 CAD at Novita Diamonds · As of October 8, 2026
View at Novita 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG828632821 or 828632821. Listed at 24 retailers as of October 30, 2026, with a 521% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828632821
Dimensions10.67 × 9.36 × 6.11 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
10.67 mm9.36 mm3.50 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828632821
Side View
Table 59.0%Crown 34.2°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 57.3%

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: $26,977 CAD|Low: $3,443 CAD|High: $26,977 CAD|Avg: $9,346 CAD
Novita 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
Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 7$3,443 CAD
Retailer 5$3,800 CAD
Retailer 14$4,130 CAD
Retailer 11$4,259 CAD
Retailer 12$4,912 CAD
Retailer 16$5,255 CAD
Retailer 6$5,548 CAD
Retailer 3$5,593 CAD
Retailer 17$8,071 CAD
Retailer 13$8,287 CAD
Retailer 18$9,220 CAD
Retailer 15$9,695 CAD
Retailer 4$10,593 CAD
Retailer 9$11,935 CAD
Retailer 10$12,472 CAD
Retailer 8$13,076 CAD
Retailer 2$19,110 CAD
Novita Diamonds$26,977 CAD

31 data points across 18 retailers

24 retailers$3,076 CAD to $19,110 CAD

A
Cheapest Retailer
-
$3,076 CAD
$2,202 USD
A
Retailer 2
-
$3,347 CAD
$2,396 USD
View
A
Retailer 3
-
$3,443 CAD
$2,465 USD
View
Final sale: no returns
Retailer 4
-
$3,569 CAD
$2,555 USD
View
Price last confirmed 20 days ago
A
Retailer 5
-
$3,569 CAD
$2,555 USD
View
A
Retailer 6
-
$3,800 CAD
$2,720 USD
View
A
Retailer 7
-
$4,130 CAD
HK$23,100 HKD
View
A
Retailer 8
-
$4,259 CAD
£2,401 GBP
View
A
Retailer 9
-
$4,905 CAD
$3,511 USD
View
A
Retailer 10
-
$4,912 CAD
£2,769 GBP
View
A
Retailer 11
-
$5,255 CAD
$3,762 USD
View
A
Retailer 12
-
$5,548 CAD
$3,972 USD
View
A
Retailer 13
-
$5,593 CAD
$4,004 USD
View
Retailer 14
-
$8,071 CAD
A$8,889 AUD
View
Price last confirmed 8 days ago
B+
Retailer 15
-
$8,287 CAD
ZAR 95,834 ZAR
View
B+
Retailer 16
-
$9,220 CAD
$6,600 USD
View
B+
Retailer 17
-
$9,695 CAD
£5,465 GBP
View
Retailer 18
-
$10,361 CAD
£5,840 GBP
View
Price last confirmed 20 days ago
B+
Retailer 19
-
$10,593 CAD
$7,583 USD
View
B+
Retailer 20
-
$11,935 CAD
SGD 11,546 SGD
View
B+
Retailer 21
-
$12,472 CAD
$8,928 USD
View
B
Retailer 22
-
$13,076 CAD
$9,361 USD
View
B
Retailer 23
-
$19,110 CAD
$13,680 USD
View
Most Expensive
Novita Diamonds
cert_828632821 · Oct 8
$26,977 CAD
A$29,711 AUD
View
Price last confirmed 22 days ago
23 more retailers have this diamond
Prices start from $3,076 CADSave up to $16,034 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
3.50ct Heart
$3,076 CAD