Round|Natural|GIA

1.23ct J VS2 Round Natural Diamond

EX • J/VS2 • GIA 6243051354

Certificate GIA 6243051354

Diamond specifications and retailer prices

From $2,473 USD
As of November 5, 2026
Save $2,940 USD (54%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $5,413 USD at NZ Jewellers · As of November 5, 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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6243051354. Listed at 16 retailers as of November 5, 2026, with prices from $2,473 to $5,413, a $2,940 spread on the same certified stone. NZ Jewellers lists it at $5,413. 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
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6243051354
Dimensions6.78 × 6.83 × 4.28 mm
L/W Ratio1.01
Key to symbols
Crystal, Pinpoint
Top View
6.78 mm6.83 mm1.23 ctJ / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6243051354
Side View
Table 59.0%CrownGirdle: Slightly ThickPavilion 41.8°Culet: NoneDepth 62.9%

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 5
Current: $5,413 USD|Low: $2,188 USD|High: $6,325 USD|Avg: $3,251 USD|-14.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 6, 2026
Retailer 8$2,188 USD
Retailer 4$2,473 USD
Retailer 5$2,483 USD
Retailer 12$2,505 USD
Retailer 6$2,570 USD
Retailer 3$2,815 USD
Retailer 14$2,923 USD
Retailer 2$2,952 USD
Retailer 7$3,075 USD
Retailer 16$3,166 USD
Retailer 13$3,340 USD
Retailer 15$3,340 USD
Retailer 11$3,450 USD
Retailer 9$3,536 USD
Retailer 10$5,181 USD
NZ Jewellers$5,413 USD

34 data points across 16 retailers

16 retailers$2,473 USD to $5,413 USD

Retailer 1
-
$2,188 USD
Price last confirmed 44 days ago
A
Retailer 2
-
$2,473 USD
View
A
Retailer 3
-
$2,483 USD
View
A
Retailer 4
-
$2,505 USD
View
A
Retailer 5
-
$2,570 USD
View
Final sale: no returns
B+
Retailer 6
-
$2,709 USD
View
B+
Retailer 7
-
$2,815 USD
View
B+
Retailer 8
-
$2,923 USD
View
B+
Retailer 9
-
$2,952 USD
View
B+
Retailer 10
-
$3,166 USD
View
B+
Retailer 11
-
$3,340 USD
View
B+
Retailer 12
-
$3,340 USD
View
B+
Retailer 13
-
$3,450 USD
View
B+
Retailer 14
-
$3,536 USD
View
B
Retailer 15
-
$5,181 USD
View
Most Expensive
B
NZ Jewellers
e30bc654-783f-448c-b25f-790a7aad39f7 · Nov 5
$5,413 USD
View
15 more retailers have this diamond
Prices start from $2,473 USDSave up to $2,940 USD

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
$2,473 USD