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Round|Natural|GIA

3.12ct E SI2 Round Natural Diamond

EX • E/SI2

Diamond specifications and retailer prices

From $48,586 CAD
As of November 2, 2026
Save $12,188 CAD (20%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $60,774 CAD at The Diamond Guys · As of November 6, 2026
View at The Diamond Guys

About this 3.12ct natural round diamond

This 3.12ct natural round sits in the three to five carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA. Listed at 12 retailers as of November 5, 2026, with prices from $48,586 to $60,774, a $12,188 spread on the same certified stone. The Diamond Guys lists it at $60,774. 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
E
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
Dimensions9.23 × 9.29 × 5.81 mm
L/W Ratio1.01
Top View
9.23 mm9.29 mm3.12 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA
Side View
Table 57.0%CrownGirdle: MediumPavilionCulet: NoneDepth 62.7%

Caratlytics Score

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

Price History

Last verified: Nov 2
Current: $48,586 CAD|Low: $48,586 CAD|High: $60,774 CAD|Avg: $54,131 CAD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
The Diamond Guys
November 5, 2026
Retailer 1$48,586 CAD
Retailer 6$49,332 CAD
Retailer 2$52,043 CAD
Retailer 3$52,459 CAD
Retailer 7$54,125 CAD
Retailer 5$54,488 CAD
Retailer 8$56,174 CAD
Retailer 4$56,206 CAD
The Diamond Guys$60,774 CAD

13 data points across 9 retailers

12 retailers$48,586 CAD to $60,774 CAD

A
Cheapest Retailer
-
$48,586 CAD
A
Retailer 2
-
$48,586 CAD
View
A
Retailer 3
-
$49,332 CAD
View
A
Retailer 4
-
$49,332 CAD
View
A
Retailer 5
-
$52,043 CAD
View
A
Retailer 6
-
$52,459 CAD
View
A
Retailer 7
-
$54,125 CAD
View
A
Retailer 8
-
$54,488 CAD
View
A
Retailer 9
-
$54,488 CAD
View
B+
Retailer 10
-
$56,206 CAD
View
B+
Retailer 11
-
$60,774 CAD
View
Most Expensive
B+
The Diamond Guys
1999212293 · Nov 6
$60,774 CAD
$43,516 USD
View
11 more retailers have this diamond
Prices start from $48,586 CADSave up to $12,188 CAD

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
$48,586 CAD