Round|Natural|GIA

1.23ct I VS1 Round Natural Diamond

EX • I/VS1 • GIA 5241104218

Certificate GIA 5241104218

Diamond specifications and retailer prices

From $2,688 USD
As of November 6, 2026
Save $3,643 USD (58%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $6,331 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 I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 5241104218. Listed at 9 retailers as of November 5, 2026, with prices from $2,688 to $6,331, a $3,643 spread on the same certified stone. NZ Jewellers lists it at $6,331. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
I
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 5241104218
Dimensions6.75 × 6.80 × 4.26 mm
L/W Ratio1.01
Key to symbols
Crystal, Feather, Pinpoint
Top View
6.75 mm6.80 mm1.23 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5241104218
Side View
Table 58.0%CrownGirdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.9%

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: $6,331 USD|Low: $2,688 USD|High: $6,393 USD|Avg: $4,230 USD|-1.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 7$2,688 USD
Retailer 3$3,381 USD
Retailer 9$3,634 USD
Retailer 4$3,734 USD
Retailer 6$3,773 USD
Retailer 8$3,909 USD
Retailer 2$4,171 USD
Retailer 5$6,060 USD
NZ Jewellers$6,331 USD

11 data points across 9 retailers

9 retailers$2,688 USD to $6,331 USD

A
Cheapest Retailer
-
$2,688 USD
A
Retailer 2
-
$3,381 USD
View
A
Retailer 3
-
$3,634 USD
View
A
Retailer 4
-
$3,734 USD
View
A
Retailer 5
-
$3,773 USD
View
B+
Retailer 6
-
$3,909 USD
View
B+
Retailer 7
-
$4,171 USD
View
B
Retailer 8
-
$6,060 USD
View
Most Expensive
B
NZ Jewellers
f82e3a6c-a366-4d2c-9033-741404bee2a5 · Nov 5
$6,331 USD
View
8 more retailers have this diamond
Prices start from $2,688 USDSave up to $3,643 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
$2,688 USD