Round|Natural|IGI

1.51ct H VS1 Round Natural Diamond

VG • H/VS1 • IGI 725504343

Shape and cutting style on the report: Round brilliant

Certificate IGI 725504343

Diamond specifications and retailer prices

From €3,541 EUR
As of November 5, 2026
Save €3,912 EUR (52%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €7,586 EUR at NZ Jewellers · As of September 21, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI 725504343. Listed at 20 retailers as of November 4, 2026, with a 110% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.51
Carat
H
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.6°
Pavilion angle40.2°
OriginNatural
Grading LabIGI
CertificateIGI 725504343
Dimensions7.16 × 7.08 × 4.61 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.16 mm7.08 mm1.51 ctH / VS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 725504343
Side View
Table 56.0%Crown 38.6°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 64.6%

Caratlytics Score

How it works →
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: Nov 5
Current: €4,696 EUR|Low: €3,430 EUR|High: €7,453 EUR|Avg: €4,753 EUR|+2.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 7€3,541 EUR
Retailer 9€4,092 EUR
Retailer 2€4,116 EUR
Retailer 11€4,330 EUR
Retailer 8€4,401 EUR
Retailer 3€4,535 EUR
Retailer 1€4,696 EUR
Retailer 6€4,970 EUR
Retailer 5€5,143 EUR
Retailer 4€5,724 EUR
Retailer 10€7,453 EUR

36 data points across 11 retailers

20 retailers€3,541 EUR to €7,453 EUR

A
Cheapest Retailer
-
€3,541 EUR
A
Retailer 2
-
€3,968 EUR
View
A
Retailer 3
-
€4,092 EUR
View
A
Retailer 4
-
€4,116 EUR
View
A
Retailer 5
-
€4,330 EUR
View
Final sale: no returns
A
Retailer 6
-
€4,401 EUR
View
Retailer 7
-
€4,535 EUR
View
Price last confirmed 36 days ago
Retailer 8
-
€4,535 EUR
View
Price last confirmed 12 days ago
Retailer 9
-
€4,535 EUR
View
Price last confirmed 38 days ago
Retailer 10
-
€4,566 EUR
View
Price last confirmed 44 days ago
A
Retailer 11
-
€4,670 EUR
View
A
Retailer 12
-
€4,696 EUR
View
A
Retailer 13
-
€4,970 EUR
View
A
Retailer 14
-
€5,143 EUR
View
Retailer 15
-
€5,233 EUR
View
Price last confirmed 45 days ago
Retailer 16
-
€5,233 EUR
View
Price last confirmed 38 days ago
Retailer 17
-
€5,268 EUR
View
Price last confirmed 63 days ago
B+
Retailer 18
-
€5,724 EUR
View
B+
Retailer 19
-
€7,453 EUR
View
Most Expensive
NZ Jewellers
3caca463-29e7-44fc-bba7-ad7ab26e1c64 · Sep 21
€7,586 EUR
$8,514 USD
View
Price last confirmed 45 days ago
19 more retailers have this diamond
Prices start from €3,541 EURSave up to €3,912 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
1.51ct Round
€3,541 EUR