Round|Natural|GIA

1.01ct J SI1 Round Natural Diamond

ID • J/SI1 • GIA 241

Certificate GIA 241

Diamond specifications and retailer prices

From $1,433 USD
As of November 6, 2026
Save $3,284 USD (70%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,717 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.01ct natural round diamond

This 1.01ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA. Listed at 16 retailers as of November 5, 2026, with prices from $1,433 to $4,717, a $3,284 spread on the same certified stone. NZ Jewellers lists it at $4,717. 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

1.01
Carat
J
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 241
Dimensions6.37 × 6.39 × 4.00 mm
L/W Ratio1.00
Top View
6.37 mm6.39 mm1.01 ctJ / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 241
Side View
Table 57.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $4,717 USD|Low: $1,433 USD|High: $4,717 USD|Avg: $2,053 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 6, 2026
Retailer 13$1,433 USD
Retailer 2$1,454 USD
Retailer 8$1,785 USD
Retailer 5$1,833 USD
Retailer 7$1,844 USD
Retailer 3$1,853 USD
Retailer 6$1,880 USD
Retailer 11$1,934 USD
Retailer 14$1,975 USD
Retailer 12$2,023 USD
Retailer 10$2,118 USD
Retailer 4$2,357 USD
Retailer 15$2,371 USD
Retailer 9$2,446 USD
NZ Jewellers$4,717 USD

12 data points across 15 retailers

16 retailers$1,433 USD to $4,717 USD

A
Cheapest Retailer
-
$1,433 USD
A
Retailer 2
-
$1,454 USD
View
A
Retailer 3
-
$1,785 USD
View
Final sale: no returns
B+
Retailer 4
-
$1,833 USD
View
B+
Retailer 5
-
$1,853 USD
View
Retailer 6
-
$1,880 USD
View
Price last confirmed 33 days ago
B+
Retailer 7
-
$1,934 USD
View
B+
Retailer 8
-
$1,934 USD
View
B+
Retailer 9
-
$1,975 USD
View
B+
Retailer 10
-
$2,023 USD
View
B+
Retailer 11
-
$2,108 USD
View
B+
Retailer 12
-
$2,118 USD
View
B
Retailer 13
-
$2,357 USD
View
B
Retailer 14
-
$2,371 USD
View
B
Retailer 15
-
$2,446 USD
View
Most Expensive
B
NZ Jewellers
041c6135-2f49-4808-b526-5958b09ce8fb · Nov 5
$4,717 USD
View
15 more retailers have this diamond
Prices start from $1,433 USDSave up to $3,284 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
1.01ct Round
$1,433 USD