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Round|Lab Grown|IGI

4.51ct H VVS2 Round Lab Grown Diamond

ID • H/VVS2 • IGI LG500164106

Shape and cutting style on the report: Round brilliant

Certificate IGI LG500164106

Diamond specifications and retailer prices

From $1,017 USD
As of October 29, 2026
Save $3,793 USD (79%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $9,030 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 4.51ct lab-grown round diamond

This 4.51ct 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 LG500164106 or 500164106. Listed at 21 retailers as of October 29, 2026, with a 373% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.51
Carat
H
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500164106
Dimensions10.58 × 10.49 × 6.57 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
Faint Blue As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.58 mm10.49 mm4.51 ctH / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG500164106
Side View
Table 56.5%Crown 35.9°Girdle: MediumPavilion 40.7°Culet: NoneDepth 62.3%

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 29
Current: $9,030 USD|Low: $1,017 USD|High: $9,030 USD|Avg: $2,738 USD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
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Retailer 12
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Retailer 19
October 30, 2026
Retailer 17$1,017 USD
Retailer 16$1,107 USD
Retailer 4$1,180 USD
Retailer 10$1,303 USD
Retailer 11$1,488 USD
Retailer 5$1,490 USD
Retailer 9$1,502 USD
Retailer 3$1,791 USD
Retailer 6$1,968 USD
Retailer 13$2,097 USD
Retailer 18$2,441 USD
Retailer 7$2,466 USD
Retailer 12$2,772 USD
Retailer 15$2,788 USD
Retailer 19$3,055 USD
Retailer 2$3,780 USD
Retailer 14$4,190 USD
Retailer 8$4,810 USD
Do Amore Diamonds$9,030 USD

36 data points across 19 retailers

21 retailers$1,017 USD to $4,810 USD

A
Cheapest Retailer
-
$1,017 USD
A
Retailer 2
-
$1,107 USD
View
A
Retailer 3
-
$1,180 USD
View
A
Retailer 4
-
$1,303 USD
View
Final sale: no returns
A
Retailer 5
-
$1,488 USD
View
A
Retailer 6
-
$1,490 USD
View
A
Retailer 7
-
$1,502 USD
View
B+
Retailer 8
-
$1,664 USD
HK$13,000 HKD
View
Retailer 9
-
$1,791 USD
£1,410 GBP
View
Price last confirmed 13 days ago
B+
Retailer 10
-
$1,968 USD
View
B+
Retailer 11
-
$2,097 USD
€1,997 EUR
View
B+
Retailer 12
-
$2,441 USD
View
B+
Retailer 13
-
$2,466 USD
View
B+
Retailer 14
-
$2,772 USD
ZAR 44,783 ZAR
View
Retailer 15
-
$2,788 USD
A$4,289 AUD
View
Price last confirmed 9 days ago
Retailer 16
-
$3,055 USD
View
Price last confirmed 9 days ago
B
Retailer 17
-
$3,780 USD
View
B
Retailer 18
-
$4,190 USD
£3,299 GBP
View
B
Retailer 19
-
$4,628 USD
View
B
Retailer 20
-
$4,810 USD
SGD 6,500 SGD
View
Most Expensive
Do Amore Diamonds
27-0C2F21CD1 · Oct 29
$9,030 USD
View
Price under review
20 more retailers have this diamond
Prices start from $1,017 USDSave up to $3,793 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
4.51ct Round
$1,017 USD