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Round|Natural|GIA

1.51ct M I1 Round Natural Diamond

EX • M/I1 • GIA 5533800291

Certificate GIA 5533800291

Diamond specifications and retailer prices

From €2,337 EUR
As of November 5, 2026
Save €2,681 EUR (53%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €5,018 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 M colour (faint-tinted) and I1 clarity (included), with a top-tier cut grade and certified by GIA 5533800291. Listed at 8 retailers as of November 5, 2026, with prices from €2,337 to €5,018, a €2,681 spread on the same certified stone. NZ Jewellers lists it at €5,018. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
M
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 5533800291
Dimensions7.34 × 7.29 × 4.55 mm
L/W Ratio1.01
Top View
7.34 mm7.29 mm1.51 ctM / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 5533800291
Side View
Table 57.0%CrownGirdlePavilionCulet: NoneDepth 62.2%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: €5,018 EUR|Low: €2,337 EUR|High: €5,295 EUR|Avg: €3,132 EUR|-5.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 8€2,337 EUR
Retailer 7€2,416 EUR
Retailer 4€2,610 EUR
Retailer 6€2,610 EUR
Retailer 5€2,710 EUR
Retailer 3€3,011 EUR
Retailer 2€3,345 EUR
NZ Jewellers€5,018 EUR

17 data points across 8 retailers

8 retailers€2,337 EUR to €5,018 EUR

B+
Cheapest Retailer
-
€2,337 EUR
B+
Retailer 2
-
€2,416 EUR
View
Retailer 3
-
€2,610 EUR
View
Price last confirmed 8 days ago
B+
Retailer 4
-
€2,610 EUR
View
B
Retailer 5
-
€2,710 EUR
View
B
Retailer 6
-
€3,011 EUR
View
B
Retailer 7
-
€3,345 EUR
View
Most Expensive
C
NZ Jewellers
21a5dd8e-cfef-404e-aaf0-c8c8891507db · Nov 5
€5,018 EUR
$5,632 USD
View
7 more retailers have this diamond
Prices start from €2,337 EURSave up to €2,681 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.

B+
1.51ct Round
€2,337 EUR