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Round|Natural|GIA

1.20ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 1216036283

Certificate GIA 1216036283

Diamond specifications and retailer prices

From $4,082 CAD
As of November 6, 2026
Save $6,829 CAD (63%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $10,912 CAD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.2ct natural round diamond

This 1.2ct natural round sits in the classic one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1216036283. Listed at 18 retailers as of November 5, 2026, with prices from $4,082 to $10,912, a $6,829 spread on the same certified stone. Diamond Quarter lists it at $10,912. 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
H
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1216036283
Dimensions6.77 × 6.73 × 4.24 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Culet sizeNone
Top View
6.77 mm6.73 mm1.20 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1216036283
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.8%

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 6
Current: $4,666 CAD|Low: $3,538 CAD|High: $8,589 CAD|Avg: $5,148 CAD|+1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 11$4,082 CAD
Retailer 6$4,134 CAD
Retailer 9$4,246 CAD
Retailer 8$4,598 CAD
Retailer 10$4,598 CAD
Retailer 2$4,619 CAD
Retailer 1$4,666 CAD
Retailer 7$4,775 CAD
Retailer 3$5,306 CAD
Retailer 4$5,903 CAD
Retailer 5$8,465 CAD

42 data points across 11 retailers

18 retailers$4,082 CAD to $10,912 CAD

A
Cheapest Retailer
-
$4,082 CAD
A
Retailer 2
-
$4,134 CAD
View
B+
Retailer 3
-
$4,246 CAD
View
Final sale: no returns
B+
Retailer 4
-
$4,307 CAD
View
Retailer 5
-
$4,598 CAD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$4,598 CAD
View
B+
Retailer 7
-
$4,619 CAD
View
B+
Retailer 8
-
$4,666 CAD
View
B+
Retailer 9
-
$4,775 CAD
View
B+
Retailer 10
-
$5,000 CAD
View
B+
Retailer 11
-
$5,000 CAD
View
B+
Retailer 12
-
$5,167 CAD
View
B
Retailer 13
-
$5,306 CAD
View
Retailer 14
-
$5,748 CAD
View
Price last confirmed 14 days ago
B+
Retailer 15
-
$5,903 CAD
View
B
Retailer 16
-
$8,465 CAD
View
B
Retailer 17
-
$8,843 CAD
View
Most Expensive
B
Diamond Quarter
1.2SI2H1283D34AN · Nov 5
$10,912 CAD
£6,152 GBP
View
17 more retailers have this diamond
Prices start from $4,082 CADSave up to $6,829 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
$4,082 CAD