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Round|Lab Grown|IGI

3.51ct H VVS1 Round Lab Grown Diamond

EX • H/VVS1 • IGI LG571383640

Shape and cutting style on the report: Round brilliant

Certificate IGI LG571383640

Diamond specifications and retailer prices

From $593 USD
As of October 31, 2026
Save $4,107 USD (87%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,700 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.51ct lab-grown round diamond

This 3.51ct lab-grown round sits in the three to five carat band, graded H colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG571383640 or 571383640. Listed at 13 retailers as of October 31, 2026, with prices from $593 to $4,700, a $4,107 spread on the same certified stone. Do Amore Diamonds lists it at $4,700. 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

3.51
Carat
H
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG571383640
Dimensions9.63 × 9.57 × 6.02 mm
L/W Ratio1.01
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
9.63 mm9.57 mm3.51 ctH / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG571383640
Side View
Table 56.5%Crown 36.4°GirdlePavilion 40.2°Culet: NoneDepth 62.7%

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: Oct 31
Current: $4,700 USD|Low: $519 USD|High: $4,700 USD|Avg: $1,707 USD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 10$593 USD
Retailer 8$875 USD
Retailer 12$902 USD
Retailer 11$955 USD
Retailer 9$1,015 USD
Retailer 4$1,096 USD
Retailer 2$1,530 USD
Retailer 6$1,574 USD
Retailer 7$1,694 USD
Retailer 3$2,462 USD
Retailer 5$3,162 USD
Do Amore Diamonds$4,700 USD

21 data points across 12 retailers

13 retailers$593 USD to $4,700 USD

A
Cheapest Retailer
-
$593 USD
Final sale: no returns
Retailer 2
-
$656 USD
View
Price last confirmed 29 days ago
A
Retailer 3
-
$875 USD
View
A
Retailer 4
-
$902 USD
View
A
Retailer 5
-
$955 USD
View
B+
Retailer 6
-
$1,015 USD
View
B+
Retailer 7
-
$1,530 USD
A$2,354 AUD
View
B+
Retailer 8
-
$1,574 USD
ZAR 25,422 ZAR
View
B+
Retailer 9
-
$1,694 USD
View
Retailer 10
-
$1,906 USD
View
Price last confirmed 24 days ago
B
Retailer 11
-
$2,462 USD
View
B
Retailer 12
-
$3,162 USD
£2,490 GBP
View
Most Expensive
B
Do Amore Diamonds
27-FB3A992EF · Oct 31
$4,700 USD
View
12 more retailers have this diamond
Prices start from $593 USDSave up to $4,107 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
3.51ct Round
$593 USD