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Round|Natural|GIA

1.21ct M SI1 Round Natural Diamond

EX • M/SI1 • GIA 7448193127

Certificate GIA 7448193127

Diamond specifications and retailer prices

From €1,357 EUR
As of November 6, 2026
Save €2,580 EUR (66%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €3,937 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.21ct natural round diamond

This 1.21ct natural round sits in the classic one-carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7448193127. Listed at 12 retailers as of November 5, 2026, with prices from €1,357 to €3,937, a €2,580 spread on the same certified stone. NZ Jewellers lists it at €3,937. 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

1.21
Carat
M
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 7448193127
Dimensions6.80 × 6.75 × 4.26 mm
L/W Ratio1.01
Top View
6.80 mm6.75 mm1.21 ctM / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 7448193127
Side View
Table 58.0%CrownGirdlePavilionCulet: NoneDepth 62.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €3,937 EUR|Low: €1,345 EUR|High: €3,937 EUR|Avg: €1,905 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
November 6, 2026
Retailer 7€1,357 EUR
Retailer 3€1,471 EUR
Retailer 2€1,587 EUR
Retailer 8€1,614 EUR
Retailer 10€1,614 EUR
Retailer 12€1,666 EUR
Retailer 9€1,688 EUR
Retailer 4€1,755 EUR
Retailer 11€1,862 EUR
Retailer 6€1,970 EUR
Retailer 5€2,186 EUR
NZ Jewellers€3,937 EUR

32 data points across 12 retailers

12 retailers€1,357 EUR to €3,937 EUR

A
Cheapest Retailer
-
€1,357 EUR
B+
Retailer 2
-
€1,471 EUR
View
B+
Retailer 3
-
€1,587 EUR
View
B+
Retailer 4
-
€1,614 EUR
View
Retailer 5
-
€1,614 EUR
View
Price last confirmed 8 days ago
B+
Retailer 6
-
€1,666 EUR
View
B+
Retailer 7
-
€1,688 EUR
View
B
Retailer 8
-
€1,755 EUR
View
B
Retailer 9
-
€1,862 EUR
View
B
Retailer 10
-
€1,970 EUR
View
B
Retailer 11
-
€2,186 EUR
View
Most Expensive
C
NZ Jewellers
07d1dc1e-cb35-4c30-a369-067f9113111a · Nov 5
€3,937 EUR
$4,419 USD
View
11 more retailers have this diamond
Prices start from €1,357 EURSave up to €2,580 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
1.21ct Round
€1,357 EUR