Oval|Lab Grown|IGI

4.51ct H VVS1 Oval Lab Grown Diamond

ID • H/VVS1 • IGI LG605303422

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG605303422

Diamond specifications and retailer prices

From $1,933 USD
HK$15,100 HKD
As of October 31, 2026
Save $2,097 USD (52%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $10,560 USD at Do Amore Diamonds · As of October 23, 2026
View at Do Amore Diamonds

About this 4.51ct lab-grown oval diamond

This 4.51ct lab-grown oval 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 LG605303422 or 605303422. Listed at 24 retailers as of October 31, 2026, with a 109% 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG605303422
Dimensions13.21 × 9.24 × 5.80 mm
L/W Ratio1.43
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment.This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process.Faint Blue
Top View
13.21 mm9.24 mm4.51 ctH / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG605303422
Side View
Table 58.0%Crown 37.3°Girdle: SLIPavilion 39.9°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $10,560 USD|Low: $951 USD|High: $10,560 USD|Avg: $3,776 USD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
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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
October 30, 2026
Retailer 7$951 USD
Retailer 12$1,565 USD
Retailer 3$1,688 USD
Retailer 4$1,893 USD
Retailer 10$1,933 USD
Retailer 17$2,300 USD
Retailer 15$2,439 USD
Retailer 8$2,643 USD
Retailer 13$3,205 USD
Retailer 11$3,268 USD
Retailer 5$3,673 USD
Retailer 6$3,959 USD
Retailer 2$4,030 USD
Retailer 14$4,440 USD
Retailer 16$4,919 USD
Retailer 9$5,401 USD
Retailer 18$5,583 USD
Do Amore Diamonds$10,560 USD

29 data points across 18 retailers

24 retailers$1,933 USD to $4,030 USD

Retailer 1
-
$1,189 USD
Price last confirmed 33 days ago
Retailer 2
-
$1,294 USD
View
Price last confirmed 36 days ago
Retailer 3
-
$1,360 USD
View
Price last confirmed 32 days ago
Retailer 4
-
$1,379 USD
View
Price last confirmed 29 days ago
Retailer 5
-
$1,379 USD
View
Price last confirmed 10 days ago
Retailer 6
-
$1,379 USD
View
Price last confirmed 21 days ago
Retailer 7
-
$1,565 USD
View
Price last confirmed 8 days ago
Retailer 8
-
$1,688 USD
View
Price last confirmed 10 days ago
Retailer 9
-
$1,893 USD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$1,933 USD
HK$15,100 HKD
View
Retailer 11
-
$2,300 USD
View
Price last confirmed 10 days ago
Retailer 12
-
$2,643 USD
View
Price last confirmed 9 days ago
Retailer 13
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$2,854 USD
View
Price last confirmed 22 days ago
Retailer 14
-
$2,854 USD
View
Price last confirmed 31 days ago
Retailer 15
-
$3,205 USD
ZAR 51,785 ZAR
View
Price last confirmed 12 days ago
Retailer 16
-
$3,268 USD
A$5,027 AUD
View
Price last confirmed 9 days ago
Retailer 17
-
$3,673 USD
£2,892 GBP
View
Price last confirmed 10 days ago
Retailer 18
-
$3,959 USD
View
Price last confirmed 10 days ago
B
Retailer 19
-
$4,030 USD
View
Retailer 20
-
$4,440 USD
View
Price last confirmed 10 days ago
Retailer 21
-
$4,919 USD
£3,873 GBP
View
Price last confirmed 10 days ago
Retailer 22
-
$5,401 USD
View
Price last confirmed 10 days ago
Retailer 23
-
$5,583 USD
SGD 7,545 SGD
View
Price last confirmed 11 days ago
Most Expensive
Do Amore Diamonds
27-AC9283D8E · Oct 23
$10,560 USD
View
Price last confirmed 9 days ago
23 more retailers have this diamond
Prices start from $1,933 USDSave up to $2,097 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.

B+
4.51ct Oval
$1,933 USD