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Round|Natural|GIA

1.01ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 2556033829

Certificate GIA 2556033829

Diamond specifications and retailer prices

From $1,930 NZD
HK$8,500 HKD
As of November 1, 2026
Save $2,671 NZD (58%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,601 NZD at MOH London · As of November 1, 2026
View at MOH London

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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2556033829. Listed at 11 retailers as of November 1, 2026, with prices from $1,930 to $4,601, a $2,671 spread on the same certified stone. MOH London lists it at $4,601. 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
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2556033829
Dimensions6.45 × 6.40 × 4.00 mm
L/W Ratio1.01
Top View
6.45 mm6.40 mm1.01 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2556033829
Side View
Table 55.0%Crown 36°Girdle: MediumPavilion 40.6°Culet: NoneDepth 62.3%

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 1
Current: $4,601 NZD|Low: $1,908 NZD|High: $4,768 NZD|Avg: $2,924 NZD|-3.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 7$1,930 NZD
Retailer 5$2,191 NZD
Retailer 6$2,262 NZD
Retailer 9$2,324 NZD
Retailer 10$2,590 NZD
Retailer 11$2,590 NZD
Retailer 8$2,679 NZD
Retailer 4$2,785 NZD
Retailer 3$3,162 NZD
Retailer 2$3,245 NZD
MOH London$4,601 NZD

33 data points across 11 retailers

11 retailers$1,930 NZD to $4,601 NZD

A
Cheapest Retailer
-
$1,930 NZD
HK$8,500 HKD
A
Retailer 2
-
$2,191 NZD
$1,235 USD
View
A
Retailer 3
-
$2,262 NZD
$1,275 USD
View
A
Retailer 4
-
$2,324 NZD
$1,310 USD
View
A
Retailer 5
-
$2,590 NZD
$1,460 USD
View
A
Retailer 6
-
$2,590 NZD
$1,460 USD
View
A
Retailer 7
-
$2,679 NZD
$1,510 USD
View
A
Retailer 8
-
$2,785 NZD
£1,236 GBP
View
A
Retailer 9
-
$3,162 NZD
$1,782 USD
View
B+
Retailer 10
-
$3,245 NZD
€1,742 EUR
View
Most Expensive
B
MOH London
C36F1B705 · Nov 1
$4,601 NZD
£2,042 GBP
View
10 more retailers have this diamond
Prices start from $1,930 NZDSave up to $2,671 NZD

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
$1,930 NZD