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Round|Natural|GIA

3.12ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 7521700205

Certificate GIA 7521700205

Diamond specifications and retailer prices

From €21,110 EUR
CA$32,885 CAD
As of October 30, 2026
Save €13,572 EUR (39%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €34,681 EUR at MOH London · As of November 1, 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 J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7521700205. Listed at 16 retailers as of October 30, 2026, with prices from €21,110 to €34,681, a €13,572 spread on the same certified stone. MOH London lists it at €34,681. 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
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 7521700205
Dimensions9.31 × 9.39 × 5.83 mm
L/W Ratio1.01
Star length45%
Lower girdle75%
Girdle conditionFaceted
Culet sizeNone
Cert comments
Additional clouds are not shown. Pinpoints are not shown.
Key to symbols
Feather, Crystal, Knot, Cloud, Needle, Natural
Top View
9.31 mm9.39 mm3.12 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7521700205
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €34,681 EUR|Low: €21,110 EUR|High: €35,690 EUR|Avg: €25,316 EUR|-2.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 2, 2026
Retailer 8€21,110 EUR
Retailer 3€21,241 EUR
Retailer 9€22,567 EUR
Retailer 2€22,625 EUR
Retailer 4€23,126 EUR
Retailer 10€23,469 EUR
Retailer 5€23,850 EUR
Retailer 6€23,850 EUR
Retailer 12€24,643 EUR
Retailer 7€26,169 EUR
Retailer 11€26,178 EUR
Retailer 13€26,412 EUR
Retailer 14€31,459 EUR
MOH London€34,681 EUR

33 data points across 14 retailers

16 retailers€21,110 EUR to €34,681 EUR

B+
Cheapest Retailer
-
€21,110 EUR
CA$32,885 CAD
B+
Retailer 2
-
€21,241 EUR
$23,825 USD
View
B+
Retailer 3
-
€22,567 EUR
$25,311 USD
View
B+
Retailer 4
-
€22,625 EUR
£19,981 GBP
View
B+
Retailer 5
-
€23,126 EUR
$25,938 USD
View
B+
Retailer 6
-
€23,469 EUR
$26,323 USD
View
Retailer 7
-
€23,521 EUR
$26,381 USD
View
Price last confirmed 36 days ago
B+
Retailer 8
-
€23,850 EUR
$26,750 USD
View
B+
Retailer 9
-
€23,850 EUR
$26,750 USD
View
B+
Retailer 10
-
€24,643 EUR
$27,640 USD
View
B+
Retailer 11
-
€24,845 EUR
CA$38,703 CAD
View
B
Retailer 12
-
€26,169 EUR
View
B
Retailer 13
-
€26,178 EUR
$29,361 USD
View
B
Retailer 14
-
€26,412 EUR
$29,624 USD
View
B
Retailer 15
-
€31,459 EUR
$35,285 USD
View
Most Expensive
B
MOH London
CD8E8B023 · Nov 1
€34,681 EUR
£30,629 GBP
View
15 more retailers have this diamond
Prices start from €21,110 EURSave up to €13,572 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+
3.12ct Round
€21,110 EUR