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3.12ct K SI2 Round Natural Diamond

EX • K/SI2 • HRD 260000090967

Certificate HRD 260000090967

Diamond specifications and retailer prices

From €12,919 EUR
As of November 5, 2026
Save €4,945 EUR (28%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €17,864 EUR at MOH London · As of November 4, 2026
View at MOH London

About this 3.12ct natural round diamond

This 3.12ct natural round sits in the three to five carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by HRD 260000090967. Listed at 7 retailers as of November 4, 2026, with prices from €12,919 to €17,864, a €4,945 spread on the same certified stone. MOH London lists it at €17,864. 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

3.12
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36.4°
Pavilion angle41.3°
OriginNatural
Grading LabHRD
CertificateHRD 260000090967
Dimensions9.26 × 9.16 × 5.83 mm
L/W Ratio1.01
Star length50%
Top View
9.26 mm9.16 mm3.12 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateHRD 260000090967
Side View
Table 60.0%Crown 36.4°GirdlePavilion 41.3°Culet: NoneDepth 63.2%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: €17,864 EUR|Low: €12,438 EUR|High: €18,128 EUR|Avg: €14,251 EUR|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 8€12,438 EUR
Retailer 7€12,660 EUR
Retailer 2€12,919 EUR
Retailer 5€13,503 EUR
Retailer 4€13,714 EUR
Retailer 6€14,242 EUR
Retailer 3€16,247 EUR
MOH London€17,864 EUR

20 data points across 8 retailers

7 retailers€12,919 EUR to €17,864 EUR

Retailer 1
-
€12,660 EUR
Price last confirmed 8 days ago
A
Retailer 2
-
€12,919 EUR
View
A
Retailer 3
-
€13,503 EUR
View
B+
Retailer 4
-
€13,714 EUR
View
B+
Retailer 5
-
€14,242 EUR
View
B+
Retailer 6
-
€16,247 EUR
View
Most Expensive
B+
MOH London
8C54D093E · Nov 4
€17,864 EUR
£15,788 GBP
View
6 more retailers have this diamond
Prices start from €12,919 EURSave up to €4,945 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
3.12ct Round
€12,919 EUR