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Heart|Lab Grown|IGI

3.40ct H VS2 Heart Lab Grown Diamond

EX • H/VS2 • IGI LG628497480

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG628497480

Diamond specifications and retailer prices

From $541 USD
As of October 30, 2026
Save $2,276 USD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,817 USD at MOH London · As of October 29, 2026
View at MOH London

About this 3.4ct lab-grown heart diamond

This 3.4ct lab-grown heart sits in the three to five carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG628497480 or 628497480. Listed at 14 retailers as of October 29, 2026, with prices from $541 to $2,817, a $2,276 spread on the same certified stone. MOH London lists it at $2,817. 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

3.40
Carat
H
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628497480
Dimensions9.73 × 10.56 × 5.78 mm
L/W Ratio1.09
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.73 mm10.56 mm3.40 ctH / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628497480
Side View
Table 60.0%Crown 34.6°Girdle: MED-STKPavilion 37.4°Culet: NoneDepth 54.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $2,817 USD|Low: $520 USD|High: $2,836 USD|Avg: $1,323 USD|+0.5%
MOH London
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
October 28, 2026
Retailer 8$541 USD
Retailer 14$605 USD
Retailer 12$606 USD
Retailer 9$671 USD
Retailer 2$805 USD
Retailer 6$986 USD
Retailer 11$1,037 USD
Retailer 13$1,039 USD
Retailer 3$1,199 USD
Retailer 7$1,732 USD
Retailer 10$1,765 USD
Retailer 5$2,179 USD
Retailer 4$2,282 USD
MOH London$2,817 USD

19 data points across 14 retailers

14 retailers$541 USD to $2,817 USD

A
Cheapest Retailer
-
$541 USD
A
Retailer 2
-
$605 USD
View
Final sale: no returns
A
Retailer 3
-
$606 USD
View
A
Retailer 4
-
$671 USD
View
Retailer 5
-
$671 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
$805 USD
View
A
Retailer 7
-
$1,037 USD
View
A
Retailer 8
-
$1,039 USD
View
B+
Retailer 9
-
$1,199 USD
View
B+
Retailer 10
-
$1,732 USD
View
B+
Retailer 11
-
$1,765 USD
View
B
Retailer 12
-
$2,179 USD
View
B
Retailer 13
-
$2,282 USD
View
Most Expensive
B
MOH London
LG628497480 · Oct 29
$2,817 USD
£2,218 GBP
View
13 more retailers have this diamond
Prices start from $541 USDSave up to $2,276 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
3.40ct Heart
$541 USD