Round|Natural|GIA

3.12ct D I1 Round Natural Diamond

EX • D/I1 • GIA 1525959089

Certificate GIA 1525959089

Diamond specifications and retailer prices

From $16,845 USD
As of October 30, 2026
Save $3,573 USD (18%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $20,418 USD at Yorxs · As of October 29, 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 29, 2026, with prices from $16,845 to $20,418, a $3,573 spread on the same certified stone. Yorxs lists it at $20,418. 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 30
Current: $16,845 USD|Low: $16,845 USD|High: $20,878 USD|Avg: $19,618 USD|-19.3%
Retailer 1
Retailer 2
Yorxs
October 29, 2026
Retailer 1$16,845 USD
Retailer 2$19,411 USD
Yorxs$20,418 USD

22 data points across 3 retailers

3 retailers$16,845 USD to $20,418 USD

A
Cheapest Retailer
-
$16,845 USD
Retailer 2
-
$19,411 USD
View
Price last confirmed 10 days ago
Most Expensive
B+
Yorxs
562DD5E30 · Oct 29
$20,418 USD
€19,446 EUR
View
2 more retailers have this diamond
Prices start from $16,845 USDSave up to $3,573 USD

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
$16,845 USD