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Round|Natural|GIA

1.53ct M SI1 Round Natural Diamond

EX • M/SI1 • GIA 7491474391

Certificate GIA 7491474391

Diamond specifications and retailer prices

From €2,726 EUR
As of November 5, 2026
Save €699 EUR (20%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €4,890 EUR at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 1.53ct natural round diamond

This 1.53ct natural round sits in the one-and-a-half to two carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7491474391. Listed at 8 retailers as of November 5, 2026, with a 26% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.53
Carat
M
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle32°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7491474391
Dimensions7.44 × 7.49 × 4.49 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Girdle conditionFaceted
Cert comments
Additional clouds, pinpoints and internal graining are not shown.
Key to symbols
Cloud, Crystal, Feather, Needle, Indented Natural
Top View
7.44 mm7.49 mm1.53 ctM / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7491474391
Side View
Table 60.0%Crown 32°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 60.1%

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 5
Current: €3,426 EUR|Low: €2,181 EUR|High: €3,450 EUR|Avg: €2,890 EUR|+1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
November 5, 2026
Retailer 4€2,181 EUR
Retailer 3€2,726 EUR
Retailer 2€3,275 EUR
Retailer 1€3,426 EUR

26 data points across 4 retailers

8 retailers€2,726 EUR to €3,426 EUR

B+
Cheapest Retailer
-
€2,726 EUR
Retailer 2
-
€2,807 EUR
View
Price last confirmed 29 days ago
Retailer 3
-
€2,807 EUR
View
Price last confirmed 29 days ago
Retailer 4
-
€2,915 EUR
View
Price last confirmed 38 days ago
Retailer 5
-
€3,239 EUR
View
Price last confirmed 38 days ago
B
Retailer 6
-
€3,275 EUR
View
B
Retailer 7
-
€3,426 EUR
View
Most Expensive
NZ Jewellers
ebfeb64c-d25a-4375-acf7-565f0bd63909 · Sep 28
€4,890 EUR
$5,489 USD
View
Price last confirmed 39 days ago
7 more retailers have this diamond
Prices start from €2,726 EURSave up to €699 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+
1.53ct Round
€2,726 EUR