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Radiant|Natural|GIA

1.00ct J SI2 Radiant Natural Diamond

EX • J/SI2 • GIA 6565201355

Certificate GIA 6565201355

Diamond specifications and retailer prices

From $1,391 USD
As of October 31, 2026
Save $2,667 USD (66%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,058 USD 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6565201355. Listed at 15 retailers as of October 30, 2026, with prices from $1,391 to $4,058, a $2,667 spread on the same certified stone. NZ Jewellers lists it at $4,058. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6565201355
Dimensions7.17 × 4.98 × 3.36 mm
L/W Ratio1.44
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Indented Natural
Top View
7.17 mm4.98 mm1.00 ctJ / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 6565201355
Side View
Table 69.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 67.5%

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: $4,058 USD|Low: $1,077 USD|High: $4,058 USD|Avg: $1,765 USD
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
November 1, 2026
Retailer 7$1,216 USD
Retailer 5$1,391 USD
Retailer 3$1,397 USD
Retailer 15$1,415 USD
Retailer 12$1,506 USD
Retailer 2$1,507 USD
Retailer 13$1,507 USD
Retailer 6$1,533 USD
Retailer 14$1,577 USD
Retailer 8$1,667 USD
Retailer 11$1,739 USD
Retailer 10$1,864 USD
Retailer 4$1,913 USD
Retailer 9$2,915 USD
NZ Jewellers$4,058 USD

31 data points across 15 retailers

15 retailers$1,391 USD to $4,058 USD

Retailer 1
-
$1,216 USD
₹115,797 INR
Price last confirmed 17 days ago
B+
Retailer 2
-
$1,391 USD
View
Final sale: no returns
A
Retailer 3
-
$1,397 USD
View
B+
Retailer 4
-
$1,415 USD
View
B+
Retailer 5
-
$1,506 USD
View
B+
Retailer 6
-
$1,507 USD
View
A
Retailer 7
-
$1,507 USD
View
B+
Retailer 8
-
$1,533 USD
View
B+
Retailer 9
-
$1,577 USD
View
B+
Retailer 10
-
$1,667 USD
£1,313 GBP
View
B+
Retailer 11
-
$1,739 USD
View
B+
Retailer 12
-
$1,864 USD
£1,468 GBP
View
B+
Retailer 13
-
$1,913 USD
View
B
Retailer 14
-
$2,915 USD
£2,295 GBP
View
Most Expensive
C
NZ Jewellers
3885c97e-28e3-49af-9f00-e1f72985356c · Oct 30
$4,058 USD
View
14 more retailers have this diamond
Prices start from $1,391 USDSave up to $2,667 USD

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
$1,391 USD