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Round|Natural|GIA

3.12ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 2534381622

Certificate GIA 2534381622

Diamond specifications and retailer prices

From $32,512 CAD
As of October 30, 2026
Save $21,197 CAD (39%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $53,710 CAD at MOH London · As of October 29, 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 2534381622. Listed at 14 retailers as of October 29, 2026, with prices from $32,512 to $53,710, a $21,197 spread on the same certified stone. MOH London lists it at $53,710. 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
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2534381622
Dimensions9.37 × 9.32 × 5.77 mm
L/W Ratio1.01
Top View
9.37 mm9.32 mm3.12 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2534381622
Side View
Table 58.0%Crown 33.5°Girdle: Slightly ThickPavilion 41.2°Culet: NDepth 61.8%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: $53,710 CAD|Low: $32,512 CAD|High: $55,326 CAD|Avg: $39,069 CAD|-2.9%
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
October 31, 2026
Retailer 11$32,512 CAD
Retailer 13$32,716 CAD
Retailer 2$34,848 CAD
Retailer 12$35,592 CAD
Retailer 3$35,682 CAD
Retailer 5$36,148 CAD
Retailer 9$36,794 CAD
Retailer 14$36,794 CAD
Retailer 10$38,024 CAD
Retailer 6$40,319 CAD
Retailer 7$40,592 CAD
Retailer 4$41,598 CAD
Retailer 8$48,460 CAD
MOH London$53,710 CAD

41 data points across 14 retailers

14 retailers$32,512 CAD to $53,710 CAD

B+
Cheapest Retailer
-
$32,512 CAD
B+
Retailer 2
-
$32,716 CAD
$23,421 USD
View
B+
Retailer 3
-
$34,848 CAD
£19,643 GBP
View
B+
Retailer 4
-
$35,592 CAD
$25,479 USD
View
B+
Retailer 5
-
$35,682 CAD
$25,544 USD
View
B+
Retailer 6
-
$36,148 CAD
$25,877 USD
View
B+
Retailer 7
-
$36,794 CAD
$26,340 USD
View
B+
Retailer 8
-
$36,794 CAD
$26,340 USD
View
B+
Retailer 9
-
$38,024 CAD
$27,220 USD
View
B
Retailer 10
-
$40,319 CAD
$28,863 USD
View
B
Retailer 11
-
$40,592 CAD
€27,675 EUR
View
B
Retailer 12
-
$41,598 CAD
$29,779 USD
View
B
Retailer 13
-
$48,460 CAD
$34,691 USD
View
Most Expensive
B
MOH London
C7A3F0535 · Oct 29
$53,710 CAD
£30,275 GBP
View
13 more retailers have this diamond
Prices start from $32,512 CADSave up to $21,197 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.

B+
3.12ct Round
$32,512 CAD