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Round|Natural|GIA

2.51ct M SI2 Round Natural Diamond

EX • M/SI2 • GIA 3555571199

Certificate GIA 3555571199

Diamond specifications and retailer prices

From $14,051 CAD
As of November 4, 2026
Save $11,190 CAD (44%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $25,241 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 2.51ct natural round diamond

This 2.51ct natural round sits in the two to three carat band, graded M colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 3555571199. Listed at 10 retailers as of November 4, 2026, with prices from $14,051 to $25,241, a $11,190 spread on the same certified stone. NZ Jewellers lists it at $25,241. 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

2.51
Carat
M
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 3555571199
Dimensions8.61 × 8.65 × 5.40 mm
L/W Ratio1.00
Culet sizeNone
Top View
8.61 mm8.65 mm2.51 ctM / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 3555571199
Side View
Table 58.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.6%

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: Nov 4
Current: $25,241 CAD|Low: $11,955 CAD|High: $25,241 CAD|Avg: $16,444 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 3$11,955 CAD
Retailer 4$12,699 CAD
Retailer 12$14,051 CAD
Retailer 8$14,187 CAD
Retailer 9$15,145 CAD
Retailer 11$16,406 CAD
Retailer 6$16,659 CAD
Retailer 10$16,784 CAD
Retailer 5$18,157 CAD
Retailer 7$18,930 CAD
Retailer 2$19,720 CAD
NZ Jewellers$25,241 CAD

38 data points across 12 retailers

10 retailers$14,051 CAD to $25,241 CAD

B+
Cheapest Retailer
-
$14,051 CAD
B+
Retailer 2
-
$14,187 CAD
View
Retailer 3
-
$15,145 CAD
View
Price last confirmed 8 days ago
B
Retailer 4
-
$16,406 CAD
View
B
Retailer 5
-
$16,659 CAD
View
B
Retailer 6
-
$16,784 CAD
View
B
Retailer 7
-
$18,157 CAD
View
B
Retailer 8
-
$18,930 CAD
View
B
Retailer 9
-
$19,720 CAD
View
Most Expensive
C
NZ Jewellers
928eeac4-075c-4203-be19-aaab7d08d85b · Nov 5
$25,241 CAD
$18,073 USD
View
9 more retailers have this diamond
Prices start from $14,051 CADSave up to $11,190 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+
2.51ct Round
$14,051 CAD