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Radiant|Natural|GIA

1.00ct H SI1 Radiant Natural Diamond

EX • H/SI1 • GIA 6552780350

Certificate GIA 6552780350

Diamond specifications and retailer prices

From $2,594 CAD
As of November 6, 2026
Save $3,411 CAD (57%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $6,005 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural radiant diamond

This 1ct 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 6552780350. Listed at 18 retailers as of November 5, 2026, with prices from $2,594 to $6,005, a $3,411 spread on the same certified stone. NZ Jewellers lists it at $6,005. 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

1.00
Carat
H
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6552780350
Dimensions6.59 × 4.94 × 3.39 mm
L/W Ratio1.33
Culet sizeNone
Key to symbols
Crystal, Indented Natural, Needle, Extra Facet
Top View
6.59 mm4.94 mm1.00 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6552780350
Side View
Table 67.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 68.6%

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: $6,005 CAD|Low: $2,594 CAD|High: $6,005 CAD|Avg: $3,350 CAD
NZ Jewellers
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
November 7, 2026
Retailer 6$2,594 CAD
Retailer 4$2,642 CAD
Retailer 9$2,650 CAD
Retailer 11$2,786 CAD
Retailer 14$2,872 CAD
Retailer 17$2,872 CAD
Retailer 5$2,919 CAD
Retailer 10$3,004 CAD
Retailer 2$3,120 CAD
Retailer 3$3,168 CAD
Retailer 8$3,197 CAD
Retailer 16$3,314 CAD
Retailer 7$3,390 CAD
Retailer 13$3,505 CAD
Retailer 12$3,659 CAD
Retailer 15$5,019 CAD
NZ Jewellers$6,005 CAD

27 data points across 17 retailers

18 retailers$2,594 CAD to $6,005 CAD

A
Cheapest Retailer
-
$2,594 CAD
A
Retailer 2
-
$2,642 CAD
View
A
Retailer 3
-
$2,650 CAD
View
Final sale: no returns
A
Retailer 4
-
$2,786 CAD
View
Retailer 5
-
$2,872 CAD
View
Price last confirmed 9 days ago
A
Retailer 6
-
$2,872 CAD
View
A
Retailer 7
-
$2,919 CAD
View
A
Retailer 8
-
$3,004 CAD
View
B+
Retailer 9
-
$3,120 CAD
View
B+
Retailer 10
-
$3,168 CAD
View
B+
Retailer 11
-
$3,197 CAD
View
B+
Retailer 12
-
$3,314 CAD
View
B+
Retailer 13
-
$3,390 CAD
View
B+
Retailer 14
-
$3,505 CAD
View
Retailer 15
-
$3,636 CAD
View
Price last confirmed 33 days ago
B+
Retailer 16
-
$3,659 CAD
View
B
Retailer 17
-
$5,019 CAD
View
Most Expensive
B
NZ Jewellers
8ffe8412-8051-4d5c-843b-f63e5083e8d0 · Nov 5
$6,005 CAD
$4,269 USD
View
17 more retailers have this diamond
Prices start from $2,594 CADSave up to $3,411 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 Radiant
$2,594 CAD