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Round|Natural|GIA

1.51ct M I1 Round Natural Diamond

EX • M/I1 • GIA 6542317988

Certificate GIA 6542317988

Diamond specifications and retailer prices

From €2,098 EUR
As of November 6, 2026
Save €2,871 EUR (58%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €4,969 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 6542317988. Listed at 7 retailers as of November 5, 2026, with prices from €2,098 to €4,969, a €2,871 spread on the same certified stone. NZ Jewellers lists it at €4,969. 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
FluorescenceMedium
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6542317988
Dimensions7.24 × 7.29 × 4.56 mm
L/W Ratio1.01
Top View
7.24 mm7.29 mm1.51 ctM / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6542317988
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°CuletDepth 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: Nov 6
Current: €4,969 EUR|Low: €2,075 EUR|High: €4,969 EUR|Avg: €3,357 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 3€2,098 EUR
Retailer 7€2,554 EUR
Retailer 5€2,852 EUR
Retailer 4€2,962 EUR
Retailer 6€3,290 EUR
Retailer 2€3,313 EUR
Retailer 8€3,394 EUR
Retailer 9€4,777 EUR
NZ Jewellers€4,969 EUR

23 data points across 9 retailers

7 retailers€2,098 EUR to €4,969 EUR

B+
Cheapest Retailer
-
€2,098 EUR
B
Retailer 2
-
€2,554 EUR
View
Retailer 3
-
€2,852 EUR
View
Price last confirmed 8 days ago
B
Retailer 4
-
€2,962 EUR
View
B
Retailer 5
-
€3,290 EUR
View
B
Retailer 6
-
€3,313 EUR
View
Most Expensive
C
NZ Jewellers
a14c2c67-b725-417e-a55e-4250e00f81a8 · Nov 5
€4,969 EUR
$5,577 USD
View
6 more retailers have this diamond
Prices start from €2,098 EURSave up to €2,871 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
€2,098 EUR