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Round|Natural|GIA

2.51ct L SI1 Round Natural Diamond

EX • L/SI1 • GIA 6521477112

Certificate GIA 6521477112

Diamond specifications and retailer prices

From $11,490 CAD
As of November 5, 2026
Save $10,120 CAD (47%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $21,610 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 L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6521477112. Listed at 16 retailers as of November 5, 2026, with prices from $11,490 to $21,610, a $10,120 spread on the same certified stone. NZ Jewellers lists it at $21,610. 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
L
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6521477112
Dimensions8.76 × 8.70 × 5.29 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
8.76 mm8.70 mm2.51 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6521477112
Side View
Table 60.0%Crown 33.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.8%

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 5
Current: $14,836 CAD|Low: $11,490 CAD|High: $17,927 CAD|Avg: $14,671 CAD|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 4$11,490 CAD
Retailer 6$13,277 CAD
Retailer 2$13,949 CAD
Retailer 1$14,836 CAD
Retailer 5$16,282 CAD
Retailer 3$17,802 CAD

29 data points across 6 retailers

16 retailers$11,490 CAD to $21,610 CAD

A
Cheapest Retailer
-
$11,490 CAD
A
Retailer 2
-
$11,709 CAD
View
B+
Retailer 3
-
$13,277 CAD
View
Retailer 4
-
$13,522 CAD
View
Price last confirmed 12 days ago
B+
Retailer 5
-
$13,949 CAD
View
B+
Retailer 6
-
$14,148 CAD
View
Retailer 7
-
$14,311 CAD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$14,836 CAD
View
B
Retailer 9
-
$15,504 CAD
View
B
Retailer 10
-
$15,742 CAD
View
B
Retailer 11
-
$15,865 CAD
View
B
Retailer 12
-
$15,870 CAD
View
B
Retailer 13
-
$16,282 CAD
View
B
Retailer 14
-
$17,802 CAD
View
B
Retailer 15
-
$17,889 CAD
View
Most Expensive
B
NZ Jewellers
97f1f53f-56be-4e96-815e-c755986a0b38 · Nov 5
$21,610 CAD
$15,473 USD
View
15 more retailers have this diamond
Prices start from $11,490 CADSave up to $10,120 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
2.51ct Round
$11,490 CAD