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Radiant|Natural|GIA

1.00ct K SI2 Radiant Natural Diamond

EX • K/SI2 • GIA 6552945890

Certificate GIA 6552945890

Diamond specifications and retailer prices

From $1,353 CAD
As of November 6, 2026
Save $3,082 CAD (69%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,435 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 K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552945890. Listed at 14 retailers as of November 5, 2026, with prices from $1,353 to $4,435, a $3,082 spread on the same certified stone. NZ Jewellers lists it at $4,435. 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
K
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6552945890
Dimensions7.06 × 5.04 × 3.31 mm
L/W Ratio1.40
Girdle conditionPolished
Culet sizeNone
Key to symbols
Crystal, Knot, Needle
Top View
7.06 mm5.04 mm1.00 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6552945890
Side View
Table 62.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 65.6%

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: $4,435 CAD|Low: $1,353 CAD|High: $4,549 CAD|Avg: $2,333 CAD|-2.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 7, 2026
Retailer 5$1,353 CAD
Retailer 9$1,685 CAD
Retailer 8$1,819 CAD
Retailer 4$1,841 CAD
Retailer 12$1,888 CAD
Retailer 6$2,007 CAD
Retailer 2$2,055 CAD
Retailer 3$2,097 CAD
Retailer 7$2,350 CAD
Retailer 11$2,798 CAD
Retailer 10$3,320 CAD
NZ Jewellers$4,435 CAD

27 data points across 12 retailers

14 retailers$1,353 CAD to $4,435 CAD

A
Cheapest Retailer
-
$1,353 CAD
A
Retailer 2
-
$1,685 CAD
View
A
Retailer 3
-
$1,819 CAD
View
Retailer 4
-
$1,841 CAD
View
Price last confirmed 9 days ago
A
Retailer 5
-
$1,888 CAD
View
A
Retailer 6
-
$2,007 CAD
View
A
Retailer 7
-
$2,055 CAD
View
Retailer 8
-
$2,068 CAD
View
Price last confirmed 39 days ago
A
Retailer 9
-
$2,097 CAD
View
Retailer 10
-
$2,232 CAD
View
Price last confirmed 62 days ago
B+
Retailer 11
-
$2,350 CAD
View
B+
Retailer 12
-
$2,798 CAD
View
B
Retailer 13
-
$3,320 CAD
View
Most Expensive
B
NZ Jewellers
99df62bf-74a2-4c17-adba-a6788f87d649 · Nov 5
$4,435 CAD
$3,153 USD
View
13 more retailers have this diamond
Prices start from $1,353 CADSave up to $3,082 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
$1,353 CAD