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Heart|Lab Grown|IGI

3.00ct D IF Heart Lab Grown Diamond

EX • D/IF • IGI LG680545220

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG680545220

Diamond specifications and retailer prices

From $1,950 USD
As of October 29, 2026
Save $10,130 USD (84%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $15,909 USD at Novita Diamonds · As of October 9, 2026
View at Novita Diamonds

About this 3ct lab-grown heart diamond

This 3ct 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 LG680545220 or 680545220. Listed at 14 retailers as of October 28, 2026, with a 519% 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

3.00
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.2°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG680545220
Dimensions9.59 × 9.59 × 9.14 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
9.59 mm9.59 mm3.00 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG680545220
Side View
Table 57.0%Crown 39.2°Girdle: MED-THKPavilion 39.4°Culet: NoneDepth 60.0%

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 29
Current: $15,909 USD|Low: $1,543 USD|High: $16,352 USD|Avg: $5,403 USD|-0.1%
Novita Diamonds
Retailer 2
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Retailer 19
October 29, 2026
Retailer 7$1,543 USD
Retailer 19$1,950 USD
Retailer 17$2,145 USD
Retailer 9$2,156 USD
Retailer 15$2,337 USD
Retailer 3$2,777 USD
Retailer 4$2,826 USD
Retailer 5$2,839 USD
Retailer 2$3,308 USD
Retailer 14$3,406 USD
Retailer 10$4,703 USD
Retailer 13$4,932 USD
Retailer 18$5,399 USD
Retailer 12$6,261 USD
Retailer 11$8,298 USD
Retailer 8$8,888 USD
Retailer 16$11,720 USD
Retailer 6$12,080 USD
Novita Diamonds$15,909 USD

30 data points across 19 retailers

14 retailers$1,950 USD to $12,080 USD

A
Cheapest Retailer
-
$1,950 USD
A
Retailer 2
-
$2,145 USD
View
A
Retailer 3
-
$2,337 USD
View
A
Retailer 4
-
$2,777 USD
View
A
Retailer 5
-
$2,826 USD
View
A
Retailer 6
-
$2,839 USD
A$4,368 AUD
View
A
Retailer 7
-
$3,308 USD
€3,150 EUR
View
A
Retailer 8
-
$3,406 USD
View
Retailer 9
-
$4,932 USD
A$7,588 AUD
View
Price last confirmed 7 days ago
B+
Retailer 10
-
$5,399 USD
View
B+
Retailer 11
-
$6,261 USD
£4,930 GBP
View
B
Retailer 12
-
$11,720 USD
View
B
Retailer 13
-
$12,080 USD
View
Most Expensive
Novita Diamonds
cert_680545220 · Oct 8
$15,909 USD
A$24,475 AUD
View
Price last confirmed 21 days ago
13 more retailers have this diamond
Prices start from $1,950 USDSave up to $10,130 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
3.00ct Heart
$1,950 USD