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Round|Natural|GIA

1.23ct J VS1 Round Natural Diamond

EX • J/VS1 • GIA 6562020686

Certificate GIA 6562020686

Diamond specifications and retailer prices

From €2,178 EUR
As of November 1, 2026
Save €2,699 EUR (55%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €5,171 EUR at NZ Jewellers · As of October 6, 2026
View at NZ Jewellers

About this 1.23ct natural round diamond

This 1.23ct 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 GIA 6562020686. Listed at 17 retailers as of November 1, 2026, with a 124% 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

1.23
Carat
J
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6562020686
Dimensions6.78 × 6.80 × 4.24 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Top View
6.78 mm6.80 mm1.23 ctJ / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6562020686
Side View
Table 57.0%Crown 36°Girdle: Slightly ThickPavilion 40.6°Culet: NoneDepth 62.4%

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: €2,692 EUR|Low: €2,074 EUR|High: €5,037 EUR|Avg: €3,088 EUR|-2.0%
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 2, 2026
Retailer 11€2,178 EUR
Retailer 7€2,211 EUR
Retailer 3€2,669 EUR
Retailer 12€2,691 EUR
Retailer 1€2,692 EUR
Retailer 4€2,917 EUR
Retailer 6€3,003 EUR
Retailer 5€3,198 EUR
Retailer 2€3,240 EUR
Retailer 10€3,460 EUR
Retailer 9€3,584 EUR
Retailer 8€4,877 EUR

26 data points across 12 retailers

17 retailers€2,178 EUR to €4,877 EUR

A
Cheapest Retailer
-
€2,178 EUR
A
Retailer 2
-
€2,211 EUR
View
Retailer 3
-
€2,669 EUR
View
Price last confirmed 4 days ago
B+
Retailer 4
-
€2,691 EUR
View
B+
Retailer 5
-
€2,904 EUR
View
Retailer 6
-
€2,917 EUR
View
Price last confirmed 10 days ago
Retailer 7
-
€2,968 EUR
View
Price last confirmed 29 days ago
B+
Retailer 8
-
€3,003 EUR
View
Retailer 9
-
€3,109 EUR
View
Price last confirmed 38 days ago
Retailer 10
-
€3,170 EUR
View
Price last confirmed 30 days ago
B+
Retailer 11
-
€3,198 EUR
View
B+
Retailer 12
-
€3,240 EUR
View
Retailer 13
-
€3,424 EUR
View
Price last confirmed 33 days ago
B+
Retailer 14
-
€3,460 EUR
View
B+
Retailer 15
-
€3,584 EUR
View
B
Retailer 16
-
€4,877 EUR
View
Most Expensive
NZ Jewellers
e2e3921f-dce8-4e42-b8cf-3e37f4a58237 · Oct 6
€5,171 EUR
$5,773 USD
View
Price last confirmed 31 days ago
16 more retailers have this diamond
Prices start from €2,178 EURSave up to €2,699 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
1.23ct Round
€2,178 EUR