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1.21ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 2564084734

Certificate GIA 2564084734

Diamond specifications and retailer prices

From €1,161 EUR
SGD 1,753 SGD
As of October 31, 2026
Save €1,062 EUR (48%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €2,223 EUR at Wholesale Diamonds Direct · As of October 26, 2026
View at Wholesale Diamonds Direct

About this 1.21ct natural round diamond

This 1.21ct 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 2564084734. Listed at 13 retailers as of October 26, 2026, with prices from €1,161 to €2,223, a €1,062 spread on the same certified stone. Wholesale Diamonds Direct lists it at €2,223. 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

1.21
Carat
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2564084734
Dimensions6.76 × 6.80 × 4.26 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.76 mm6.80 mm1.21 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2564084734
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.7%

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: €1,894 EUR|Low: €1,161 EUR|High: €2,426 EUR|Avg: €1,653 EUR|-8.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Wholesale Diamonds Direct
November 1, 2026
Retailer 12€1,161 EUR
Retailer 8€1,349 EUR
Retailer 9€1,372 EUR
Retailer 10€1,374 EUR
Retailer 4€1,469 EUR
Retailer 6€1,493 EUR
Retailer 5€1,502 EUR
Retailer 11€1,504 EUR
Retailer 2€1,629 EUR
Retailer 7€1,762 EUR
Retailer 3€1,809 EUR
Retailer 1€1,894 EUR
Wholesale Diamonds Direct€2,223 EUR

28 data points across 13 retailers

13 retailers€1,161 EUR to €2,223 EUR

A
Cheapest Retailer
-
€1,161 EUR
SGD 1,753 SGD
A
Retailer 2
-
€1,349 EUR
$1,507 USD
View
A
Retailer 3
-
€1,372 EUR
$1,533 USD
View
A
Retailer 4
-
€1,374 EUR
$1,535 USD
View
A
Retailer 5
-
€1,469 EUR
SGD 2,218 SGD
View
A
Retailer 6
-
€1,493 EUR
$1,668 USD
View
A
Retailer 7
-
€1,502 EUR
£1,322 GBP
View
A
Retailer 8
-
€1,504 EUR
$1,680 USD
View
A
Retailer 9
-
€1,629 EUR
$1,820 USD
View
A
Retailer 10
-
€1,762 EUR
£1,550 GBP
View
A
Retailer 11
-
€1,809 EUR
$2,022 USD
View
B+
Retailer 12
-
€1,894 EUR
View
Most Expensive
B+
Wholesale Diamonds Direct
570927854 · Oct 26
€2,223 EUR
$2,484 USD
View
12 more retailers have this diamond
Prices start from €1,161 EURSave up to €1,062 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
1.21ct Round
€1,161 EUR