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Heart|Lab Grown|IGI

3.97ct D VVS1 Heart Lab Grown Diamond

EX • D/VVS1 • IGI LG811636570

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG811636570

Diamond specifications and retailer prices

From $1,921 USD
As of November 2, 2026
Save $5,882 USD (75%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $7,803 USD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 3.97ct lab-grown heart diamond

This 3.97ct 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 LG811636570 or 811636570. Listed at 20 retailers as of October 31, 2026, with prices from $1,921 to $7,803, a $5,882 spread on the same certified stone. Taylor and Hart lists it at $7,803. 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

3.97
Carat
D
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811636570
Dimensions10.75 × 10.82 × 6.22 mm
L/W Ratio1.01
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
10.75 mm10.82 mm3.97 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811636570
Side View
Table 56.0%Crown 33.8°Girdle: MED-THKPavilion 40.3°Culet: NoneDepth 57.5%

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: $3,065 USD|Low: $1,844 USD|High: $11,910 USD|Avg: $4,147 USD|+0.2%
Retailer 1
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
November 2, 2026
Retailer 2$1,921 USD
Retailer 6$2,150 USD
Retailer 3$2,228 USD
Retailer 11$2,395 USD
Retailer 5$2,481 USD
Retailer 1$3,065 USD
Retailer 13$3,178 USD
Retailer 14$3,659 USD
Retailer 10$3,882 USD
Retailer 8$5,032 USD
Retailer 12$5,175 USD
Retailer 4$6,004 USD
Retailer 7$6,364 USD
Retailer 9$7,110 USD

44 data points across 14 retailers

20 retailers$1,921 USD to $7,803 USD

A
Cheapest Retailer
-
$1,921 USD
B+
Retailer 2
-
$2,090 USD
View
B+
Retailer 3
-
$2,150 USD
View
Final sale: no returns
B+
Retailer 4
-
$2,228 USD
View
Retailer 5
-
$2,228 USD
View
Price last confirmed 22 days ago
B+
Retailer 6
-
$2,395 USD
View
B+
Retailer 7
-
$2,481 USD
View
B+
Retailer 8
-
$3,065 USD
£2,413 GBP
View
B+
Retailer 9
-
$3,178 USD
View
B
Retailer 10
-
$3,494 USD
View
B
Retailer 11
-
$3,659 USD
View
B+
Retailer 12
-
$3,882 USD
€3,697 EUR
View
B
Retailer 13
-
$4,177 USD
View
B
Retailer 14
-
$5,032 USD
A$7,742 AUD
View
B
Retailer 15
-
$5,175 USD
ZAR 83,599 ZAR
View
B
Retailer 16
-
$6,004 USD
View
B
Retailer 17
-
$6,364 USD
£5,011 GBP
View
B
Retailer 18
-
$6,686 USD
View
B
Retailer 19
-
$7,110 USD
View
Most Expensive
B
Taylor and Hart
MTXH3X8 · Oct 31
$7,803 USD
View
19 more retailers have this diamond
Prices start from $1,921 USDSave up to $5,882 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
3.97ct Heart
$1,921 USD