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Round|Natural|GIA

1.00ct H SI2 Round Natural Diamond

VG • H/SI2 • GIA 2436407019

Certificate GIA 2436407019

Diamond specifications and retailer prices

From $2,549 CAD
As of November 5, 2026
Save $4,821 CAD (65%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $7,370 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 2436407019. Listed at 19 retailers as of November 5, 2026, with prices from $2,549 to $7,370, a $4,821 spread on the same certified stone. NZ Jewellers lists it at $7,370. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
H
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34°
Pavilion angle40.4°
OriginNatural
Grading LabGIA
CertificateGIA 2436407019
Dimensions6.39 × 6.32 × 3.89 mm
L/W Ratio1.01
Top View
6.39 mm6.32 mm1.00 ctH / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2436407019
Side View
Table 59.0%Crown 34°Girdle: MED-THKPavilion 40.4°Culet: NoneDepth 61.2%

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 5
Current: $3,279 CAD|Low: $2,549 CAD|High: $6,241 CAD|Avg: $3,618 CAD|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 4$2,549 CAD
Retailer 7$2,574 CAD
Retailer 9$3,253 CAD
Retailer 8$3,278 CAD
Retailer 1$3,279 CAD
Retailer 2$3,584 CAD
Retailer 3$3,708 CAD
Retailer 5$3,973 CAD
Retailer 6$6,176 CAD

31 data points across 9 retailers

19 retailers$2,549 CAD to $7,370 CAD

A
Cheapest Retailer
-
$2,549 CAD
A
Retailer 2
-
$2,574 CAD
View
B+
Retailer 3
-
$3,119 CAD
View
B+
Retailer 4
-
$3,253 CAD
View
Final sale: no returns
B+
Retailer 5
-
$3,278 CAD
View
B+
Retailer 6
-
$3,279 CAD
View
Retailer 7
-
$3,349 CAD
View
Price last confirmed 109 days ago
B+
Retailer 8
-
$3,525 CAD
View
B+
Retailer 9
-
$3,584 CAD
View
B+
Retailer 10
-
$3,687 CAD
View
B+
Retailer 11
-
$3,708 CAD
View
B+
Retailer 12
-
$3,721 CAD
View
B+
Retailer 13
-
$3,818 CAD
View
B+
Retailer 14
-
$3,973 CAD
View
B
Retailer 15
-
$4,067 CAD
View
B
Retailer 16
-
$5,236 CAD
View
B
Retailer 17
-
$6,176 CAD
View
B
Retailer 18
-
$6,679 CAD
View
Most Expensive
C
NZ Jewellers
2c76cae2-ae71-494a-8465-77ecad09c201 · Nov 5
$7,370 CAD
$5,277 USD
View
18 more retailers have this diamond
Prices start from $2,549 CADSave up to $4,821 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
1.00ct Round
$2,549 CAD