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Heart|Lab Grown|IGI

3.45ct G VS1 Heart Lab Grown Diamond

ID • G/VS1 • IGI LG606344835

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG606344835

Diamond specifications and retailer prices

From $517 USD
As of October 30, 2026
Save $2,613 USD (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,130 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.45ct lab-grown heart diamond

This 3.45ct lab-grown heart sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG606344835 or 606344835. Listed at 21 retailers as of October 30, 2026, with prices from $517 to $3,130, a $2,613 spread on the same certified stone. Brilliant Earth lists it at $3,130. 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

3.45
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG606344835
Dimensions9.78 × 10.10 × 6.18 mm
L/W Ratio1.03
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
9.78 mm10.10 mm3.45 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG606344835
Side View
Table 58.0%Crown 36.6°Girdle: MediumPavilion 40.2°Culet: NoneDepth 61.2%

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: $3,130 USD|Low: $492 USD|High: $5,400 USD|Avg: $1,467 USD|-42.0%
Brilliant Earth
Retailer 2
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Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 1, 2026
Retailer 3$517 USD
Retailer 15$578 USD
Retailer 11$579 USD
Retailer 6$641 USD
Retailer 10$641 USD
Retailer 18$780 USD
Retailer 5$939 USD
Retailer 2$994 USD
Retailer 7$995 USD
Retailer 14$1,021 USD
Retailer 20$1,333 USD
Retailer 16$1,355 USD
Retailer 19$1,380 USD
Retailer 8$1,509 USD
Retailer 4$1,687 USD
Retailer 12$2,086 USD
Retailer 9$2,206 USD
Retailer 13$2,378 USD
Retailer 17$2,691 USD
Brilliant Earth$3,130 USD

38 data points across 20 retailers

21 retailers$517 USD to $3,130 USD

A
Cheapest Retailer
-
$517 USD
A
Retailer 2
-
$578 USD
View
Final sale: no returns
A
Retailer 3
-
$579 USD
View
A
Retailer 4
-
$641 USD
View
Retailer 5
-
$641 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
$780 USD
View
A
Retailer 7
-
$939 USD
View
A
Retailer 8
-
$994 USD
£782 GBP
View
B+
Retailer 9
-
$995 USD
View
A
Retailer 10
-
$1,021 USD
€972 EUR
View
A
Retailer 11
-
$1,333 USD
View
A
Retailer 12
-
$1,355 USD
A$2,084 AUD
View
Retailer 13
-
$1,380 USD
ZAR 22,291 ZAR
View
Price last confirmed 7 days ago
B+
Retailer 14
-
$1,509 USD
View
B+
Retailer 15
-
$1,687 USD
View
B+
Retailer 16
-
$2,086 USD
View
B+
Retailer 17
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$2,206 USD
View
B+
Retailer 18
-
$2,333 USD
View
B+
Retailer 19
-
$2,378 USD
View
B
Retailer 20
-
$2,691 USD
£2,119 GBP
View
Most Expensive
B
Brilliant Earth
16730002A · Oct 31
$3,130 USD
View
20 more retailers have this diamond
Prices start from $517 USDSave up to $2,613 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
3.45ct Heart
$517 USD