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Radiant|Natural|GIA

1.00ct J SI1 Radiant Natural Diamond

ID • J/SI1 • GIA 7453410385

Certificate GIA 7453410385

Diamond specifications and retailer prices

From $1,556 CAD
HK$8,700 HKD
As of October 30, 2026
Save $3,322 CAD (68%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $4,878 CAD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1ct natural radiant diamond

This 1ct natural radiant sits in the classic one-carat band, graded J 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 7453410385. Listed at 25 retailers as of October 30, 2026, with prices from $1,556 to $4,878, a $3,322 spread on the same certified stone. NZ Jewellers lists it at $4,878. 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
J
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.01°
Pavilion angle54.52°
OriginNatural
Grading LabGIA
CertificateGIA 7453410385
Dimensions6.61 × 5.09 × 3.55 mm
L/W Ratio1.30
Top View
6.61 mm5.09 mm1.00 ctJ / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7453410385
Side View
Table 67.0%Crown 40.01°Girdle: MED-STKPavilion 54.52°Culet: NoneDepth 69.7%

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 30
Current: $2,230 CAD|Low: $1,587 CAD|High: $3,546 CAD|Avg: $2,340 CAD|+2.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 4$1,597 CAD
Retailer 8$1,845 CAD
Retailer 5$1,957 CAD
Retailer 6$2,202 CAD
Retailer 1$2,230 CAD
Retailer 3$2,441 CAD
Retailer 9$2,609 CAD
Retailer 2$2,785 CAD
Retailer 7$3,522 CAD

27 data points across 9 retailers

25 retailers$1,556 CAD to $4,878 CAD

A
Cheapest Retailer
-
$1,556 CAD
HK$8,700 HKD
A
Retailer 2
-
$1,597 CAD
₹108,847 INR
View
A
Retailer 3
-
$1,774 CAD
$1,270 USD
View
A
Retailer 4
-
$1,816 CAD
$1,300 USD
View
A
Retailer 5
-
$1,845 CAD
$1,321 USD
View
Final sale: no returns
A
Retailer 6
-
$1,854 CAD
$1,327 USD
View
A
Retailer 7
-
$1,957 CAD
£1,103 GBP
View
A
Retailer 8
-
$2,000 CAD
$1,432 USD
View
A
Retailer 9
-
$2,000 CAD
$1,432 USD
View
A
Retailer 10
-
$2,067 CAD
$1,480 USD
View
A
Retailer 11
-
$2,093 CAD
$1,498 USD
View
A
Retailer 12
-
$2,137 CAD
$1,530 USD
View
B+
Retailer 13
-
$2,189 CAD
$1,567 USD
View
B+
Retailer 14
-
$2,190 CAD
SGD 2,119 SGD
View
A
Retailer 15
-
$2,202 CAD
$1,576 USD
View
B+
Retailer 16
-
$2,215 CAD
$1,586 USD
View
B+
Retailer 17
-
$2,219 CAD
$1,588 USD
View
B+
Retailer 18
-
$2,230 CAD
£1,257 GBP
View
B+
Retailer 19
-
$2,308 CAD
$1,652 USD
View
B+
Retailer 20
-
$2,441 CAD
ZAR 28,230 ZAR
View
Retailer 21
-
$2,609 CAD
A$2,874 AUD
View
Price last confirmed 26 days ago
B+
Retailer 22
-
$2,785 CAD
€1,899 EUR
View
B
Retailer 23
-
$2,947 CAD
$2,110 USD
View
B
Retailer 24
-
$3,522 CAD
£1,985 GBP
View
Most Expensive
B
NZ Jewellers
ecfbdb91-2f60-416a-b625-deba8701c916 · Oct 30
$4,878 CAD
$3,492 USD
View
24 more retailers have this diamond
Prices start from $1,556 CADSave up to $3,322 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
$1,556 CAD