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Round|Natural|GIA

1.20ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 6402308841

Certificate GIA 6402308841

Diamond specifications and retailer prices

From $3,736 CAD
As of November 6, 2026
Save $4,979 CAD (57%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $8,715 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 6402308841. Listed at 15 retailers as of November 5, 2026, with prices from $3,736 to $8,715, a $4,979 spread on the same certified stone. NZ Jewellers lists it at $8,715. 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
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 6402308841
Dimensions6.90 × 6.88 × 4.14 mm
L/W Ratio1.00
Top View
6.90 mm6.88 mm1.20 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 6402308841
Side View
Table 58.0%CrownGirdlePavilionCulet: NoneDepth 60.1%

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: $8,715 CAD|Low: $3,700 CAD|High: $8,715 CAD|Avg: $5,432 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
Retailer 13
Retailer 14
Retailer 15
November 6, 2026
Retailer 12$3,736 CAD
Retailer 5$4,440 CAD
Retailer 6$4,533 CAD
Retailer 4$4,617 CAD
Retailer 2$4,786 CAD
Retailer 13$5,003 CAD
Retailer 15$5,003 CAD
Retailer 7$5,014 CAD
Retailer 9$5,145 CAD
Retailer 8$5,194 CAD
Retailer 14$5,195 CAD
Retailer 3$5,772 CAD
Retailer 10$5,811 CAD
Retailer 11$8,343 CAD
NZ Jewellers$8,715 CAD

33 data points across 15 retailers

15 retailers$3,736 CAD to $8,715 CAD

A
Cheapest Retailer
-
$3,736 CAD
A
Retailer 2
-
$4,440 CAD
View
A
Retailer 3
-
$4,533 CAD
View
B+
Retailer 4
-
$4,617 CAD
View
Final sale: no returns
A
Retailer 5
-
$4,786 CAD
View
B+
Retailer 6
-
$5,003 CAD
View
Retailer 7
-
$5,003 CAD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$5,014 CAD
View
B+
Retailer 9
-
$5,145 CAD
View
B+
Retailer 10
-
$5,194 CAD
View
B+
Retailer 11
-
$5,195 CAD
View
B+
Retailer 12
-
$5,772 CAD
View
B+
Retailer 13
-
$5,811 CAD
View
B
Retailer 14
-
$8,343 CAD
View
Most Expensive
B
NZ Jewellers
7f20be6f-6c8b-4fbf-8960-46686ad9de07 · Nov 5
$8,715 CAD
$6,240 USD
View
14 more retailers have this diamond
Prices start from $3,736 CADSave up to $4,979 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
$3,736 CAD