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Round|Natural|GIA

3.09ct M SI1 Round Natural Diamond

EX • M/SI1 • GIA 2456631024

Certificate GIA 2456631024

Diamond specifications and retailer prices

From $20,735 CAD
As of November 4, 2026
Save $8,211 CAD (28%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $28,946 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 3.09ct natural round diamond

This 3.09ct natural round sits in the three to five carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2456631024. Listed at 10 retailers as of November 4, 2026, with prices from $20,735 to $28,946, a $8,211 spread on the same certified stone. NZ Jewellers lists it at $28,946. 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

3.09
Carat
M
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2456631024
Dimensions9.32 × 9.35 × 5.73 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
9.32 mm9.35 mm3.09 ctM / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2456631024
Side View
Table 59.0%Crown 34°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.4%

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: Nov 4
Current: $28,946 CAD|Low: $20,340 CAD|High: $40,637 CAD|Avg: $25,734 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 9$20,340 CAD
Retailer 11$20,735 CAD
Retailer 6$22,554 CAD
Retailer 5$24,058 CAD
Retailer 8$24,434 CAD
Retailer 4$24,629 CAD
Retailer 10$25,056 CAD
Retailer 7$25,373 CAD
Retailer 2$26,304 CAD
NZ Jewellers$28,946 CAD
Retailer 3$40,637 CAD

26 data points across 11 retailers

10 retailers$20,735 CAD to $28,946 CAD

A
Cheapest Retailer
-
$20,735 CAD
B+
Retailer 2
-
$22,087 CAD
View
Retailer 3
-
$22,554 CAD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$24,058 CAD
View
B+
Retailer 5
-
$24,434 CAD
View
B+
Retailer 6
-
$24,629 CAD
View
B+
Retailer 7
-
$25,056 CAD
View
B
Retailer 8
-
$25,373 CAD
View
B
Retailer 9
-
$26,304 CAD
View
Most Expensive
B
NZ Jewellers
987289b8-fbd6-4892-9cfe-8884fa1f47ee · Nov 5
$28,946 CAD
$20,726 USD
View
9 more retailers have this diamond
Prices start from $20,735 CADSave up to $8,211 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
3.09ct Round
$20,735 CAD