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Heart|Lab Grown|IGI

4.22ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG634471039

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG634471039

Diamond specifications and retailer prices

From $3,172 USD
As of November 2, 2026
Save $22,032 USD (87%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $25,204 USD at Novita Diamonds · As of November 1, 2026
View at Novita Diamonds

About this 4.22ct lab-grown heart diamond

This 4.22ct 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 LG634471039 or 634471039. Listed at 24 retailers as of November 1, 2026, with prices from $3,172 to $25,204, a $22,032 spread on the same certified stone. Novita Diamonds lists it at $25,204. 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

4.22
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG634471039
Dimensions9.62 × 11.39 × 6.64 mm
L/W Ratio1.18
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
9.62 mm11.39 mm4.22 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG634471039
Side View
Table 59.0%Crown 34.8°Girdle: THN-MEDPavilion 40°Culet: NoneDepth 58.3%

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: Nov 2
Current: $25,204 USD|Low: $3,071 USD|High: $28,307 USD|Avg: $8,229 USD|-11.0%
Novita Diamonds
Retailer 2
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Retailer 20
November 2, 2026
Retailer 3$3,172 USD
Retailer 10$3,451 USD
Retailer 5$3,631 USD
Retailer 9$3,680 USD
Retailer 8$3,835 USD
Retailer 16$3,946 USD
Retailer 20$4,419 USD
Retailer 19$5,038 USD
Retailer 4$5,076 USD
Retailer 2$5,430 USD
Retailer 12$5,852 USD
Retailer 18$8,644 USD
Retailer 13$8,701 USD
Retailer 14$8,774 USD
Retailer 15$9,237 USD
Retailer 6$10,131 USD
Retailer 11$14,291 USD
Retailer 17$16,270 USD
Retailer 7$21,830 USD
Novita Diamonds$25,204 USD

42 data points across 20 retailers

24 retailers$3,172 USD to $25,204 USD

A
Cheapest Retailer
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$3,172 USD
A
Retailer 2
-
$3,451 USD
View
A
Retailer 3
-
$3,631 USD
View
A
Retailer 4
-
$3,680 USD
View
Retailer 5
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$3,711 USD
View
Price last confirmed 20 days ago
A
Retailer 6
-
$3,835 USD
View
A
Retailer 7
-
$3,946 USD
View
Final sale: no returns
A
Retailer 8
-
$4,419 USD
View
A
Retailer 9
-
$5,038 USD
View
A
Retailer 10
-
$5,076 USD
View
Retailer 11
-
$5,297 USD
View
Price last confirmed 18 days ago
A
Retailer 12
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$5,430 USD
£4,276 GBP
View
A
Retailer 13
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$5,852 USD
View
A
Retailer 14
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$8,644 USD
ZAR 139,649 ZAR
View
A
Retailer 15
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$8,701 USD
£6,851 GBP
View
B+
Retailer 16
-
$8,774 USD
A$13,499 AUD
View
B+
Retailer 17
-
$9,237 USD
View
B+
Retailer 18
-
$10,131 USD
View
B+
Retailer 19
-
$14,291 USD
View
B+
Retailer 20
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$16,270 USD
View
B
Retailer 21
-
$20,071 USD
View
Retailer 22
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$20,320 USD
View
Price last confirmed 18 days ago
B
Retailer 23
-
$21,830 USD
View
Most Expensive
B
Novita Diamonds
cert_634471039 · Nov 1
$25,204 USD
A$38,775 AUD
View
23 more retailers have this diamond
Prices start from $3,172 USDSave up to $22,032 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
4.22ct Heart
$3,172 USD