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Round|Natural|GIA

3.12ct D I1 Round Natural Diamond

EX • D/I1 • GIA 1525959089

Certificate GIA 1525959089

Diamond specifications and retailer prices

From €15,078 EUR
$16,845 USD
As of October 31, 2026
Save €3,117 EUR (17%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €18,194 EUR at Yorxs · As of November 1, 2026
View at Yorxs

About this 3.12ct natural round diamond

This 3.12ct natural round sits in the three to five carat band, graded D colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 1525959089. Listed at 3 retailers as of October 31, 2026, with prices from €15,078 to €18,194, a €3,117 spread on the same certified stone. Yorxs lists it at €18,194. At this carat range, natural pricing varies dramatically across retailers, so the cross-retailer spread on this exact stone is your single best indicator of fair price.

The 4Cs

3.12
Carat
D
Color
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 1525959089
Dimensions9.26 × 9.32 × 5.86 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Girdle conditionFaceted
Culet sizeNone
Cert comments
Clouds are not shown.
Key to symbols
Feather, Crystal, Cavity, Knot, Indented Natural
Top View
9.26 mm9.32 mm3.12 ctD / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1525959089
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 63.1%

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: Oct 31
Current: €15,078 EUR|Low: €15,078 EUR|High: €18,688 EUR|Avg: €17,517 EUR|-19.3%
Retailer 1
Retailer 2
Yorxs
November 1, 2026
Retailer 1€15,078 EUR
Retailer 2€17,374 EUR
Yorxs€18,194 EUR

22 data points across 3 retailers

3 retailers€15,078 EUR to €18,194 EUR

A
Cheapest Retailer
-
€15,078 EUR
$16,845 USD
Retailer 2
-
€17,374 EUR
$19,411 USD
View
Price last confirmed 10 days ago
Most Expensive
A
Yorxs
562DD5E30 · Nov 1
€18,194 EUR
View
2 more retailers have this diamond
Prices start from €15,078 EURSave up to €3,117 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
€15,078 EUR