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Round|Natural|GIA

1.20ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 2557507607

Certificate GIA 2557507607

Diamond specifications and retailer prices

From $3,789 CAD
As of November 6, 2026
Save $4,980 CAD (57%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $8,769 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural round diamond

This 1.2ct natural round sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2557507607. Listed at 15 retailers as of November 5, 2026, with prices from $3,789 to $8,769, a $4,980 spread on the same certified stone. NZ Jewellers lists it at $8,769. 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

1.20
Carat
D
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2557507607
Dimensions6.81 × 6.77 × 4.18 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.81 mm6.77 mm1.20 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557507607
Side View
Table 60.0%Crown 35.5°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 61.7%

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 6
Current: $8,769 CAD|Low: $3,754 CAD|High: $9,018 CAD|Avg: $5,457 CAD|-2.8%
NZ Jewellers
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
Retailer 15
November 6, 2026
Retailer 15$3,789 CAD
Retailer 10$3,972 CAD
Retailer 11$4,001 CAD
Retailer 5$4,208 CAD
Retailer 6$4,257 CAD
Retailer 13$4,385 CAD
Retailer 14$4,427 CAD
Retailer 4$4,589 CAD
Retailer 8$4,744 CAD
Retailer 2$4,817 CAD
Retailer 7$5,966 CAD
Retailer 3$6,871 CAD
Retailer 12$7,604 CAD
Retailer 9$8,394 CAD
NZ Jewellers$8,769 CAD

27 data points across 15 retailers

15 retailers$3,789 CAD to $8,769 CAD

A
Cheapest Retailer
-
$3,789 CAD
A
Retailer 2
-
$3,972 CAD
View
A
Retailer 3
-
$4,001 CAD
View
A
Retailer 4
-
$4,208 CAD
View
Final sale: no returns
A
Retailer 5
-
$4,257 CAD
View
A
Retailer 6
-
$4,385 CAD
View
A
Retailer 7
-
$4,427 CAD
View
A
Retailer 8
-
$4,589 CAD
View
A
Retailer 9
-
$4,744 CAD
View
A
Retailer 10
-
$4,817 CAD
View
B+
Retailer 11
-
$5,072 CAD
View
B+
Retailer 12
-
$6,871 CAD
View
B+
Retailer 13
-
$7,604 CAD
View
B
Retailer 14
-
$8,394 CAD
View
Most Expensive
B
NZ Jewellers
b5e2a5a0-232f-4fbd-9b97-2bc3c786694f · Nov 5
$8,769 CAD
$6,279 USD
View
14 more retailers have this diamond
Prices start from $3,789 CADSave up to $4,980 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
1.20ct Round
$3,789 CAD