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Radiant|Natural|GIA

1.20ct H SI1 Radiant Natural Diamond

EX • H/SI1 • GIA 6243078579

Certificate GIA 6243078579

Diamond specifications and retailer prices

From $3,151 CAD
As of November 6, 2026
Save $4,358 CAD (58%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $7,508 CAD at NZ Jewellers · As of November 5, 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 6243078579. Listed at 10 retailers as of November 5, 2026, with prices from $3,151 to $7,508, a $4,358 spread on the same certified stone. NZ Jewellers lists it at $7,508. 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
FluorescenceNone
Pavilion angle62.46°
OriginNatural
Grading LabGIA
CertificateGIA 6243078579
Dimensions7.00 × 5.37 × 3.73 mm
L/W Ratio1.30
Key to symbols
Crystal, Needle
Top View
7.00 mm5.37 mm1.20 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6243078579
Side View
Table 62.0%CrownGirdle: ThickPavilion 62.46°Culet: NoneDepth 69.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $7,508 CAD|Low: $3,151 CAD|High: $7,832 CAD|Avg: $5,211 CAD|-4.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 7, 2026
Retailer 3$3,151 CAD
Retailer 4$4,135 CAD
Retailer 8$4,310 CAD
Retailer 5$4,373 CAD
Retailer 2$4,427 CAD
Retailer 9$4,671 CAD
Retailer 7$5,099 CAD
Retailer 10$6,660 CAD
Retailer 6$7,188 CAD
NZ Jewellers$7,508 CAD

31 data points across 10 retailers

10 retailers$3,151 CAD to $7,508 CAD

A
Cheapest Retailer
-
$3,151 CAD
B+
Retailer 2
-
$4,135 CAD
View
B+
Retailer 3
-
$4,310 CAD
View
B+
Retailer 4
-
$4,373 CAD
View
B+
Retailer 5
-
$4,427 CAD
View
B+
Retailer 6
-
$4,671 CAD
View
B+
Retailer 7
-
$5,099 CAD
View
Retailer 8
-
$6,660 CAD
View
Price last confirmed 17 days ago
B
Retailer 9
-
$7,188 CAD
View
Most Expensive
B
NZ Jewellers
d2cdbb5c-de44-45f6-a0c2-4a37f92a3f19 · Nov 5
$7,508 CAD
$5,338 USD
View
9 more retailers have this diamond
Prices start from $3,151 CADSave up to $4,358 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 Radiant
$3,151 CAD