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Round|Lab Grown|IGI

3.51ct H VVS2 Round Lab Grown Diamond

ID • H/VVS2 • IGI LG625488960

Shape and cutting style on the report: Round brilliant

Certificate IGI LG625488960

Diamond specifications and retailer prices

From $505 USD
As of October 29, 2026
Save $5,225 USD (91%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $5,730 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG625488960 or 625488960. Listed at 19 retailers as of October 29, 2026, with prices from $505 to $5,730, a $5,225 spread on the same certified stone. Brilliant Earth lists it at $5,730. 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
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG625488960
Dimensions9.70 × 9.63 × 6.01 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
9.70 mm9.63 mm3.51 ctH / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG625488960
Side View
Table 59.0%Crown 35.5°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.1%

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: $5,730 USD|Low: $403 USD|High: $5,780 USD|Avg: $1,850 USD|+34.8%
Brilliant Earth
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
October 30, 2026
Retailer 3$566 USD
Retailer 12$566 USD
Retailer 9$765 USD
Retailer 14$830 USD
Retailer 15$928 USD
Retailer 4$971 USD
Retailer 2$1,461 USD
Retailer 8$1,502 USD
Retailer 11$1,617 USD
Retailer 5$2,154 USD
Retailer 6$2,360 USD
Retailer 13$2,455 USD
Retailer 10$3,007 USD
Retailer 7$4,490 USD
Brilliant Earth$5,730 USD

29 data points across 15 retailers

19 retailers$505 USD to $5,730 USD

A
Cheapest Retailer
-
$505 USD
A
Retailer 2
-
$566 USD
View
Final sale: no returns
A
Retailer 3
-
$566 USD
View
Retailer 4
-
$627 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$627 USD
View
A
Retailer 6
-
$765 USD
View
B+
Retailer 7
-
$830 USD
View
A
Retailer 8
-
$928 USD
View
A
Retailer 9
-
$971 USD
View
Retailer 10
-
$1,461 USD
A$2,247 AUD
View
B+
Retailer 11
-
$1,502 USD
ZAR 24,269 ZAR
View
B+
Retailer 12
-
$1,617 USD
View
B+
Retailer 13
-
$1,819 USD
View
B
Retailer 14
-
$2,154 USD
View
B
Retailer 15
-
$2,360 USD
View
Retailer 16
-
$2,455 USD
View
Price last confirmed 8 days ago
B
Retailer 17
-
$3,007 USD
£2,368 GBP
View
B
Retailer 18
-
$4,490 USD
View
Most Expensive
B
Brilliant Earth
16295790A · Oct 29
$5,730 USD
View
18 more retailers have this diamond
Prices start from $505 USDSave up to $5,225 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
$505 USD