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1.26ct M SI1 Round Natural Diamond

VG • M/SI1 • GIA 5212978608

Certificate GIA 5212978608

Diamond specifications and retailer prices

From €3,557 EUR
As of November 6, 2026
2 retailers carry this diamond
Most expensive: €5,056 EUR at Yorxs · As of November 6, 2026
View at Yorxs

About this 1.26ct natural round diamond

This 1.26ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 5212978608. Listed at 2 retailers as of November 6, 2026. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.26
Carat
M
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryGood
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 5212978608
Dimensions6.95 × 7.02 × 4.22 mm
L/W Ratio1.01
Top View
6.95 mm7.02 mm1.26 ctM / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryGood
FluorescenceMedium
CertificateGIA 5212978608
Side View
Table 64.0%CrownGirdle: VTN-STKPavilionCuletDepth 60.4%

Caratlytics Score

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C
Average
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Price History

Last verified: Nov 6
Current: €3,557 EUR|Low: €3,557 EUR|High: €5,083 EUR|Avg: €4,131 EUR
Retailer 1
Retailer 2
Yorxs
November 6, 2026
Retailer 1€3,557 EUR
Retailer 2€3,865 EUR
Yorxs€5,056 EUR

13 data points across 3 retailers

2 retailers

C
Cheapest Retailer
-
€3,557 EUR
Most Expensive
Yorxs
RD01678 · Nov 6
€5,056 EUR
View
Price under review
1 more retailer has this diamond
Prices start from €3,557 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.

C
1.26ct Round
€3,557 EUR