CaratHunter
Plans
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 €910 EUR
$1,017 USD
As of October 29, 2026
Save €3,395 EUR (79%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €8,083 EUR at Do Amore Diamonds · As of October 31, 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
Colour
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: €8,083 EUR|Low: €910 EUR|High: €8,083 EUR|Avg: €2,449 EUR
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
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 31, 2026
Retailer 17€910 EUR
Retailer 16€991 EUR
Retailer 4€1,056 EUR
Retailer 10€1,166 EUR
Retailer 11€1,332 EUR
Retailer 5€1,334 EUR
Retailer 9€1,344 EUR
Retailer 3€1,603 EUR
Retailer 6€1,762 EUR
Retailer 2€1,871 EUR
Retailer 18€2,185 EUR
Retailer 7€2,207 EUR
Retailer 13€2,481 EUR
Retailer 15€2,495 EUR
Retailer 19€2,734 EUR
Retailer 12€3,383 EUR
Retailer 14€3,750 EUR
Retailer 8€4,305 EUR
Do Amore Diamonds€8,083 EUR

37 data points across 19 retailers

21 retailers€910 EUR to €4,305 EUR

A
Cheapest Retailer
-
€910 EUR
$1,017 USD
A
Retailer 2
-
€991 EUR
$1,107 USD
View
A
Retailer 3
-
€1,056 EUR
$1,180 USD
View
A
Retailer 4
-
€1,166 EUR
$1,303 USD
View
Final sale: no returns
A
Retailer 5
-
€1,332 EUR
$1,488 USD
View
A
Retailer 6
-
€1,334 EUR
$1,490 USD
View
A
Retailer 7
-
€1,344 EUR
$1,502 USD
View
B+
Retailer 8
-
€1,489 EUR
HK$13,000 HKD
View
Retailer 9
-
€1,603 EUR
£1,410 GBP
View
Price last confirmed 14 days ago
B+
Retailer 10
-
€1,762 EUR
$1,968 USD
View
B+
Retailer 11
-
€1,871 EUR
View
B+
Retailer 12
-
€2,185 EUR
$2,441 USD
View
B+
Retailer 13
-
€2,207 EUR
$2,466 USD
View
B+
Retailer 14
-
€2,481 EUR
ZAR 44,783 ZAR
View
Retailer 15
-
€2,495 EUR
A$4,289 AUD
View
Price last confirmed 9 days ago
Retailer 16
-
€2,734 EUR
$3,055 USD
View
Price last confirmed 10 days ago
B
Retailer 17
-
€3,383 EUR
$3,780 USD
View
B
Retailer 18
-
€3,750 EUR
£3,299 GBP
View
B
Retailer 19
-
€4,143 EUR
$4,628 USD
View
B
Retailer 20
-
€4,305 EUR
SGD 6,500 SGD
View
Most Expensive
Do Amore Diamonds
27-0C2F21CD1 · Oct 31
€8,083 EUR
$9,030 USD
View
Price under review
20 more retailers have this diamond
Prices start from €910 EURSave up to €3,395 EUR

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
€910 EUR