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Round|Natural|IGI

1.23ct K VS1 Round Natural Diamond

EX • K/VS1 • IGI 746534701

Shape and cutting style on the report: Round brilliant

Certificate IGI 746534701

Diamond specifications and retailer prices

From $2,908 AUD
As of November 5, 2026
3 retailers carry this diamond
Most expensive: $6,490 AUD at NZ Jewellers · As of September 25, 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 K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 746534701. Listed at 3 retailers as of November 5, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
K
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 746534701
Dimensions6.81 × 6.86 × 4.27 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
6.81 mm6.86 mm1.23 ctK / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 746534701
Side View
Table 56.0%Crown 36.4°Girdle: MediumPavilion 40.6°Culet: NoneDepth 62.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: $2,908 AUD|Low: $2,505 AUD|High: $5,496 AUD|Avg: $3,634 AUD|+0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 2$2,505 AUD
Retailer 1$2,908 AUD
Retailer 5$3,056 AUD
Retailer 11$3,136 AUD
Retailer 3$3,248 AUD
Retailer 10$3,260 AUD
Retailer 6$3,585 AUD
Retailer 7$3,689 AUD
Retailer 4$3,989 AUD
Retailer 9$4,732 AUD
Retailer 8$5,496 AUD

12 data points across 11 retailers

3 retailers

A
Cheapest Retailer
-
$2,908 AUD
Retailer 2
-
$3,260 AUD
View
Price last confirmed 42 days ago
Most Expensive
NZ Jewellers
80ac84bb-a233-4c9e-bd1a-95c748e64be0 · Sep 25
$6,490 AUD
$4,459 USD
View
Price last confirmed 42 days ago
2 more retailers have this diamond
Prices start from $2,908 AUD

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
$2,908 AUD