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Round|Natural|GIA

1.00ct H SI2 Round Natural Diamond

VG • H/SI2 • GIA 6412359992

Certificate GIA 6412359992

Diamond specifications and retailer prices

From $2,723 CAD
As of October 31, 2026
Save $5,100 CAD (65%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $7,824 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 6412359992. Listed at 19 retailers as of October 31, 2026, with prices from $2,723 to $7,824, a $5,100 spread on the same certified stone. NZ Jewellers lists it at $7,824. 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 angle38°
Pavilion angle40.4°
OriginNatural
Grading LabGIA
CertificateGIA 6412359992
Dimensions6.25 × 6.16 × 4.01 mm
L/W Ratio1.01
Top View
6.25 mm6.16 mm1.00 ctH / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6412359992
Side View
Table 58.0%Crown 38°Girdle: STK-THKPavilion 40.4°Culet: NoneDepth 64.7%

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: Oct 31
Current: $3,482 CAD|Low: $2,716 CAD|High: $6,635 CAD|Avg: $3,891 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 7$2,723 CAD
Retailer 8$2,735 CAD
Retailer 9$3,454 CAD
Retailer 6$3,462 CAD
Retailer 1$3,482 CAD
Retailer 2$3,811 CAD
Retailer 3$3,937 CAD
Retailer 5$4,232 CAD
Retailer 4$6,539 CAD

33 data points across 9 retailers

19 retailers$2,723 CAD to $7,824 CAD

A
Cheapest Retailer
-
$2,723 CAD
A
Retailer 2
-
$2,735 CAD
View
B+
Retailer 3
-
$3,310 CAD
View
B+
Retailer 4
-
$3,454 CAD
View
Final sale: no returns
B+
Retailer 5
-
$3,462 CAD
View
B+
Retailer 6
-
$3,482 CAD
View
Retailer 7
-
$3,543 CAD
View
Price last confirmed 109 days ago
Retailer 8
-
$3,743 CAD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$3,743 CAD
View
B+
Retailer 10
-
$3,811 CAD
View
B+
Retailer 11
-
$3,887 CAD
View
B+
Retailer 12
-
$3,937 CAD
View
B+
Retailer 13
-
$3,938 CAD
View
B
Retailer 14
-
$4,232 CAD
View
B
Retailer 15
-
$4,318 CAD
View
B
Retailer 16
-
$5,236 CAD
View
B
Retailer 17
-
$6,539 CAD
View
C
Retailer 18
-
$7,151 CAD
View
Most Expensive
C
NZ Jewellers
9b80595b-a9cd-4fb4-99e6-9398ee5f40ac · Nov 5
$7,824 CAD
$5,602 USD
View
18 more retailers have this diamond
Prices start from $2,723 CADSave up to $5,100 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
$2,723 CAD