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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 €974 EUR
HK$8,500 HKD
As of October 31, 2026
Save €1,347 EUR (58%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €2,321 EUR 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 October 31, 2026, with prices from €974 to €2,321, a €1,347 spread on the same certified stone. MOH London lists it at €2,321. 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: €2,321 EUR|Low: €962 EUR|High: €2,405 EUR|Avg: €1,475 EUR|-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 6€974 EUR
Retailer 4€1,105 EUR
Retailer 5€1,141 EUR
Retailer 9€1,173 EUR
Retailer 10€1,307 EUR
Retailer 11€1,307 EUR
Retailer 8€1,352 EUR
Retailer 2€1,405 EUR
Retailer 3€1,595 EUR
Retailer 7€1,645 EUR
MOH London€2,321 EUR

33 data points across 11 retailers

11 retailers€974 EUR to €2,321 EUR

A
Cheapest Retailer
-
€974 EUR
HK$8,500 HKD
A
Retailer 2
-
€1,105 EUR
$1,235 USD
View
A
Retailer 3
-
€1,141 EUR
$1,275 USD
View
A
Retailer 4
-
€1,173 EUR
$1,310 USD
View
A
Retailer 5
-
€1,307 EUR
$1,460 USD
View
A
Retailer 6
-
€1,307 EUR
$1,460 USD
View
A
Retailer 7
-
€1,352 EUR
$1,510 USD
View
A
Retailer 8
-
€1,405 EUR
£1,236 GBP
View
A
Retailer 9
-
€1,595 EUR
$1,782 USD
View
B+
Retailer 10
-
€1,645 EUR
View
Most Expensive
B
MOH London
C36F1B705 · Nov 1
€2,321 EUR
£2,042 GBP
View
10 more retailers have this diamond
Prices start from €974 EURSave up to €1,347 EUR

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
€974 EUR