Radiant|Natural|GIA

1.20ct H SI1 Radiant Natural Diamond

EX • H/SI1 • GIA 1545934807

Certificate GIA 1545934807

Diamond specifications and retailer prices

From $4,450 CAD
As of November 7, 2026
9 retailers carry this diamond
Most expensive: $8,071 CAD at NZ Jewellers · As of September 25, 2026
View at NZ Jewellers

About this 1.2ct natural radiant diamond

This 1.2ct natural radiant sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1545934807. Listed at 9 retailers as of November 7, 2026. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1545934807
Dimensions7.16 × 5.30 × 3.57 mm
L/W Ratio1.35
Girdle conditionPolished
Top View
7.16 mm5.30 mm1.20 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1545934807
Side View
Table 68.0%CrownGirdle: ThickPavilionCulet: NoneDepth 67.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 7
Current: $4,971 CAD|Low: $3,456 CAD|High: $7,840 CAD|Avg: $4,613 CAD|+2.1%
Retailer 1
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
Retailer 16
Retailer 17
Retailer 18
October 3, 2026
Retailer 11$3,456 CAD
Retailer 17$3,509 CAD
Retailer 5$3,661 CAD
Retailer 6$3,749 CAD
Retailer 12$3,931 CAD
Retailer 7$4,093 CAD
Retailer 13$4,148 CAD
Retailer 9$4,183 CAD
Retailer 18$4,256 CAD
Retailer 8$4,346 CAD
Retailer 16$4,418 CAD
Retailer 10$4,450 CAD
Retailer 4$4,759 CAD
Retailer 1$4,971 CAD
Retailer 14$5,275 CAD
Retailer 2$5,572 CAD
Retailer 3$7,018 CAD
Retailer 15$7,840 CAD

8 data points across 18 retailers

9 retailers

Retailer 1
-
$3,456 CAD
Price last confirmed 36 days ago
Retailer 2
-
$3,931 CAD
View
Price last confirmed 37 days ago
Retailer 3
-
$4,148 CAD
View
Price last confirmed 37 days ago
B+
Retailer 4
-
$4,450 CAD
View
Retailer 5
-
$4,759 CAD
View
Price last confirmed 45 days ago
Retailer 6
-
$4,971 CAD
View
Price last confirmed 35 days ago
Retailer 7
-
$5,572 CAD
View
Price last confirmed 43 days ago
Retailer 8
-
$7,840 CAD
View
Price last confirmed 37 days ago
Most Expensive
NZ Jewellers
c51d42b8-7d75-4caf-a56e-febbe64cb7df · Sep 25
$8,071 CAD
$5,738 USD
View
Price last confirmed 42 days ago
8 more retailers have this diamond
Prices start from $4,450 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+
1.20ct Radiant
$4,450 CAD