Round|Natural|GIA

1.23ct I VS1 Round Natural Diamond

EX • I/VS1 • GIA 7558557723

Certificate GIA 7558557723

Diamond specifications and retailer prices

From $3,276 USD
As of November 6, 2026
Save $3,786 USD (54%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $7,726 USD at NZ Jewellers · As of September 28, 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 7558557723. Listed at 17 retailers as of November 2, 2026, with a 116% 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
I
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 7558557723
Dimensions6.77 × 6.81 × 4.22 mm
L/W Ratio1.01
Girdle conditionFaceted
Key to symbols
Cloud, Feather, Pinpoint
Top View
6.77 mm6.81 mm1.23 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7558557723
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.2%

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 6
Current: $4,184 USD|Low: $3,251 USD|High: $7,147 USD|Avg: $4,712 USD|+0.2%
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 7, 2026
Retailer 11$3,276 USD
Retailer 4$4,023 USD
Retailer 12$4,093 USD
Retailer 8$4,108 USD
Retailer 5$4,126 USD
Retailer 1$4,184 USD
Retailer 3$4,434 USD
Retailer 2$4,729 USD
Retailer 7$4,984 USD
Retailer 9$4,986 USD
Retailer 6$5,410 USD
Retailer 10$7,062 USD

44 data points across 12 retailers

17 retailers$3,276 USD to $7,062 USD

A
Cheapest Retailer
-
$3,276 USD
A
Retailer 2
-
$3,902 USD
View
B+
Retailer 3
-
$4,023 USD
View
B+
Retailer 4
-
$4,093 USD
View
Final sale: no returns
A
Retailer 5
-
$4,108 USD
View
B+
Retailer 6
-
$4,126 USD
View
B+
Retailer 7
-
$4,184 USD
View
Retailer 8
-
$4,434 USD
View
Price last confirmed 39 days ago
B+
Retailer 9
-
$4,661 USD
View
Retailer 10
-
$4,729 USD
View
Price last confirmed 29 days ago
B+
Retailer 11
-
$4,984 USD
View
B+
Retailer 12
-
$4,986 USD
View
Retailer 13
-
$5,117 USD
View
Price last confirmed 39 days ago
B+
Retailer 14
-
$5,410 USD
View
B
Retailer 15
-
$6,291 USD
View
B
Retailer 16
-
$7,062 USD
View
Most Expensive
NZ Jewellers
1114c330-12a9-4b40-b46b-adcff3a55c8a · Sep 28
$7,726 USD
View
Price last confirmed 39 days ago
16 more retailers have this diamond
Prices start from $3,276 USDSave up to $3,786 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
$3,276 USD