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Round|Natural|GIA

1.23ct J VVS1 Round Natural Diamond

EX • J/VVS1 • GIA 2145871810

Certificate GIA 2145871810

Diamond specifications and retailer prices

From €3,073 EUR
As of November 6, 2026
Save €1,444 EUR (32%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €4,517 EUR at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by GIA 2145871810. Listed at 11 retailers as of November 6, 2026, with prices from €3,073 to €4,517, a €1,444 spread on the same certified stone. 77 Diamonds lists it at €4,517. 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
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2145871810
Dimensions6.85 × 6.88 × 4.27 mm
L/W Ratio1.00
Culet sizeNone
Top View
6.85 mm6.88 mm1.23 ctJ / VVS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2145871810
Side View
Table 58.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €4,517 EUR|Low: €3,073 EUR|High: €4,619 EUR|Avg: €3,796 EUR|+0.2%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 7, 2026
Retailer 6€3,073 EUR
Retailer 10€3,093 EUR
Retailer 7€3,142 EUR
Retailer 3€3,305 EUR
Retailer 5€3,871 EUR
Retailer 4€3,966 EUR
Retailer 8€4,111 EUR
Retailer 9€4,111 EUR
Retailer 11€4,245 EUR
Retailer 2€4,263 EUR
77 Diamonds€4,517 EUR

38 data points across 11 retailers

11 retailers€3,073 EUR to €4,517 EUR

B+
Cheapest Retailer
-
€3,073 EUR
B+
Retailer 2
-
€3,093 EUR
View
B+
Retailer 3
-
€3,142 EUR
View
B+
Retailer 4
-
€3,305 EUR
View
B+
Retailer 5
-
€3,871 EUR
View
B
Retailer 6
-
€3,966 EUR
View
B
Retailer 7
-
€4,111 EUR
View
B
Retailer 8
-
€4,111 EUR
View
B
Retailer 9
-
€4,245 EUR
View
B
Retailer 10
-
€4,263 EUR
View
Most Expensive
B
77 Diamonds
RBZMQR2DBRW · Nov 6
€4,517 EUR
£3,971 GBP
View
10 more retailers have this diamond
Prices start from €3,073 EURSave up to €1,444 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.

B+
1.23ct Round
€3,073 EUR