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Round|Natural|IGI

1.21ct J VS1 Round Natural Diamond

EX • J/VS1 • IGI 573303518

Shape and cutting style on the report: Round brilliant

Certificate IGI 573303518

Diamond specifications and retailer prices

From €1,987 EUR
As of November 6, 2026
Save €1,857 EUR (48%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €4,431 EUR at NZ Jewellers · As of September 26, 2026
View at NZ Jewellers

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 573303518. Listed at 18 retailers as of November 4, 2026, with a 93% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
J
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 573303518
Dimensions6.83 × 6.81 × 4.22 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.83 mm6.81 mm1.21 ctJ / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 573303518
Side View
Table 58.0%Crown 35.6°Girdle: MediumPavilion 41°Culet: NoneDepth 61.9%

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: €2,740 EUR|Low: €1,987 EUR|High: €4,077 EUR|Avg: €2,414 EUR|-3.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 3€1,987 EUR
Retailer 12€1,988 EUR
Retailer 10€2,002 EUR
Retailer 4€2,030 EUR
Retailer 5€2,047 EUR
Retailer 11€2,070 EUR
Retailer 2€2,325 EUR
Retailer 6€2,355 EUR
Retailer 7€2,519 EUR
Retailer 8€2,684 EUR
Retailer 1€2,740 EUR
Retailer 9€3,843 EUR

24 data points across 12 retailers

18 retailers€1,987 EUR to €3,843 EUR

A
Cheapest Retailer
-
€1,987 EUR
A
Retailer 2
-
€1,988 EUR
View
A
Retailer 3
-
€2,002 EUR
View
A
Retailer 4
-
€2,030 EUR
View
Final sale: no returns
A
Retailer 5
-
€2,047 EUR
View
A
Retailer 6
-
€2,070 EUR
View
Retailer 7
-
€2,119 EUR
View
Price last confirmed 44 days ago
B+
Retailer 8
-
€2,325 EUR
View
A
Retailer 9
-
€2,355 EUR
View
Retailer 10
-
€2,373 EUR
View
Price last confirmed 37 days ago
Retailer 11
-
€2,464 EUR
View
Price last confirmed 39 days ago
Retailer 12
-
€2,470 EUR
View
Price last confirmed 46 days ago
B+
Retailer 13
-
€2,519 EUR
View
B+
Retailer 14
-
€2,684 EUR
View
Retailer 15
-
€2,738 EUR
View
Price last confirmed 39 days ago
B+
Retailer 16
-
€2,740 EUR
View
B
Retailer 17
-
€3,843 EUR
View
Most Expensive
NZ Jewellers
0f475f16-e417-4635-bb49-ad59d5e3332c · Sep 26
€4,431 EUR
$4,947 USD
View
Price last confirmed 41 days ago
17 more retailers have this diamond
Prices start from €1,987 EURSave up to €1,857 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
€1,987 EUR