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Round|Natural|IGI

1.51ct I VS1 Round Natural Diamond

EX • I/VS1 • IGI 607320351

Shape and cutting style on the report: Round brilliant

Certificate IGI 607320351

Diamond specifications and retailer prices

From €3,015 EUR
As of November 5, 2026
Save €3,937 EUR (57%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €6,952 EUR at NZ Jewellers · As of November 5, 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 I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 607320351. Listed at 18 retailers as of November 5, 2026, with prices from €3,015 to €6,952, a €3,937 spread on the same certified stone. NZ Jewellers lists it at €6,952. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
I
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33.2°
Pavilion angle41.6°
OriginNatural
Grading LabIGI
CertificateIGI 607320351
Dimensions7.33 × 7.29 × 4.57 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.33 mm7.29 mm1.51 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 607320351
Side View
Table 58.0%Crown 33.2°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.6%

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: €6,952 EUR|Low: €3,015 EUR|High: €6,952 EUR|Avg: €4,304 EUR
NZ Jewellers
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
November 6, 2026
Retailer 13€3,015 EUR
Retailer 4€3,511 EUR
Retailer 5€3,683 EUR
Retailer 3€3,778 EUR
Retailer 11€3,947 EUR
Retailer 6€3,991 EUR
Retailer 7€3,991 EUR
Retailer 15€4,058 EUR
Retailer 2€4,092 EUR
Retailer 16€4,123 EUR
Retailer 9€4,237 EUR
Retailer 12€4,486 EUR
Retailer 8€4,604 EUR
Retailer 10€4,868 EUR
Retailer 14€6,338 EUR
NZ Jewellers€6,952 EUR

24 data points across 16 retailers

18 retailers€3,015 EUR to €6,952 EUR

A
Cheapest Retailer
-
€3,015 EUR
A
Retailer 2
-
€3,511 EUR
View
A
Retailer 3
-
€3,529 EUR
View
A
Retailer 4
-
€3,683 EUR
View
Final sale: no returns
A
Retailer 5
-
€3,778 EUR
View
Retailer 6
-
€3,859 EUR
View
Price last confirmed 8 days ago
A
Retailer 7
-
€3,947 EUR
View
A
Retailer 8
-
€3,991 EUR
View
A
Retailer 9
-
€3,991 EUR
View
A
Retailer 10
-
€4,058 EUR
View
A
Retailer 11
-
€4,092 EUR
View
A
Retailer 12
-
€4,123 EUR
View
A
Retailer 13
-
€4,237 EUR
View
A
Retailer 14
-
€4,486 EUR
View
A
Retailer 15
-
€4,604 EUR
View
A
Retailer 16
-
€4,868 EUR
View
B+
Retailer 17
-
€6,338 EUR
View
Most Expensive
B+
NZ Jewellers
9852cf93-507e-432a-9a62-756e764d9223 · Nov 5
€6,952 EUR
$7,803 USD
View
17 more retailers have this diamond
Prices start from €3,015 EURSave up to €3,937 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
€3,015 EUR