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Round|Lab Grown|IGI

3.45ct G VS2 Round Lab Grown Diamond

ID • G/VS2 • IGI LG646472158

Shape and cutting style on the report: Round brilliant

Certificate IGI LG646472158

Diamond specifications and retailer prices

From $379 USD
As of October 29, 2026
Save $1,465 USD (79%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,844 USD at MOH London · As of October 29, 2026
View at MOH London

About this 3.45ct lab-grown round diamond

This 3.45ct lab-grown round sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG646472158 or 646472158. Listed at 14 retailers as of October 29, 2026, with prices from $379 to $1,844, a $1,465 spread on the same certified stone. MOH London lists it at $1,844. 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
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG646472158
Dimensions9.72 × 9.70 × 5.98 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.72 mm9.70 mm3.45 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG646472158
Side View
Table 56.0%Crown 34.5°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.6%

Caratlytics Score

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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 29
Current: $1,844 USD|Low: $379 USD|High: $4,218 USD|Avg: $1,509 USD
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
Retailer 15
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Retailer 17
October 30, 2026
Retailer 11$379 USD
Retailer 6$424 USD
Retailer 15$469 USD
Retailer 16$525 USD
Retailer 12$620 USD
Retailer 2$676 USD
Retailer 4$748 USD
Retailer 13$750 USD
Retailer 14$796 USD
Retailer 10$847 USD
Retailer 17$1,223 USD
Retailer 5$1,509 USD
Retailer 3$1,757 USD
MOH London$1,844 USD
Retailer 7$3,058 USD
Retailer 9$3,320 USD
Retailer 8$4,218 USD

4 data points across 17 retailers

14 retailers$379 USD to $1,844 USD

A
Cheapest Retailer
-
$379 USD
A
Retailer 2
-
$424 USD
View
A
Retailer 3
-
$469 USD
View
A
Retailer 4
-
$525 USD
HK$4,100 HKD
View
A
Retailer 5
-
$620 USD
View
A
Retailer 6
-
$676 USD
£532 GBP
View
B+
Retailer 7
-
$748 USD
View
A
Retailer 8
-
$750 USD
€714 EUR
View
A
Retailer 9
-
$796 USD
View
A
Retailer 10
-
$847 USD
£667 GBP
View
B+
Retailer 11
-
$1,223 USD
View
B+
Retailer 12
-
$1,509 USD
View
B+
Retailer 13
-
$1,757 USD
View
Most Expensive
B
MOH London
LG646472158 · Oct 29
$1,844 USD
£1,452 GBP
View
13 more retailers have this diamond
Prices start from $379 USDSave up to $1,465 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 Round
$379 USD