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Heart|Lab Grown|IGI

4.01ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG821641191

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG821641191

Diamond specifications and retailer prices

From $2,558 USD
As of November 2, 2026
Save $6,694 USD (72%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $10,308 USD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 4.01ct lab-grown heart diamond

This 4.01ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG821641191 or 821641191. Listed at 10 retailers as of October 31, 2026, with a 262% 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

4.01
Carat
D
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821641191
Dimensions9.69 × 10.91 × 6.53 mm
L/W Ratio1.13
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
9.69 mm10.91 mm4.01 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821641191
Side View
Table 60.0%Crown 36.9°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 59.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $3,990 USD|Low: $2,558 USD|High: $18,207 USD|Avg: $7,556 USD|-35.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Taylor and Hart
November 2, 2026
Retailer 6$2,558 USD
Retailer 8$2,814 USD
Retailer 9$3,686 USD
Retailer 1$3,990 USD
Retailer 7$4,460 USD
Retailer 2$7,763 USD
Retailer 5$7,840 USD
Retailer 3$7,911 USD
Retailer 4$9,252 USD
Taylor and Hart$10,308 USD
Retailer 10$11,465 USD

39 data points across 11 retailers

10 retailers$2,558 USD to $9,252 USD

B+
Cheapest Retailer
-
$2,558 USD
B+
Retailer 2
-
$2,814 USD
View
B
Retailer 3
-
$3,686 USD
HK$28,800 HKD
View
B+
Retailer 4
-
$3,990 USD
£3,142 GBP
View
B
Retailer 5
-
$4,460 USD
View
B
Retailer 6
-
$7,763 USD
View
B
Retailer 7
-
$7,840 USD
View
B
Retailer 8
-
$7,911 USD
£6,229 GBP
View
B
Retailer 9
-
$9,252 USD
A$14,234 AUD
View
Most Expensive
Taylor and Hart
QA055F8 · Oct 31
$10,308 USD
View
Price under review
9 more retailers have this diamond
Prices start from $2,558 USDSave up to $6,694 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.

B+
4.01ct Heart
$2,558 USD