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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 $1,549 AUD
HK$8,500 HKD
As of October 31, 2026
Save $2,163 AUD (58%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,712 AUD at MOH London · As of October 29, 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 October 29, 2026, with prices from $1,549 to $3,712, a $2,163 spread on the same certified stone. MOH London lists it at $3,712. 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: Oct 31
Current: $3,712 AUD|Low: $1,531 AUD|High: $3,826 AUD|Avg: $2,352 AUD|-3.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 4$1,549 AUD
Retailer 11$1,798 AUD
Retailer 2$1,815 AUD
Retailer 8$1,865 AUD
Retailer 9$2,078 AUD
Retailer 10$2,078 AUD
Retailer 7$2,150 AUD
Retailer 5$2,234 AUD
Retailer 3$2,537 AUD
Retailer 6$2,616 AUD
MOH London$3,712 AUD

32 data points across 11 retailers

11 retailers$1,549 AUD to $3,712 AUD

A
Cheapest Retailer
-
$1,549 AUD
HK$8,500 HKD
A
Retailer 2
-
$1,798 AUD
$1,263 USD
View
A
Retailer 3
-
$1,815 AUD
$1,275 USD
View
A
Retailer 4
-
$1,865 AUD
$1,310 USD
View
A
Retailer 5
-
$2,078 AUD
$1,460 USD
View
A
Retailer 6
-
$2,078 AUD
$1,460 USD
View
A
Retailer 7
-
$2,150 AUD
$1,510 USD
View
A
Retailer 8
-
$2,234 AUD
£1,236 GBP
View
A
Retailer 9
-
$2,537 AUD
$1,782 USD
View
B+
Retailer 10
-
$2,616 AUD
€1,750 EUR
View
Most Expensive
B
MOH London
C36F1B705 · Oct 29
$3,712 AUD
£2,053 GBP
View
10 more retailers have this diamond
Prices start from $1,549 AUDSave up to $2,163 AUD

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
$1,549 AUD