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Round|Natural|IGI

1.23ct I VVS1 Round Natural Diamond

EX • I/VVS1 • IGI 647431999

Certificate IGI 647431999

Diamond specifications and retailer prices

From $5,245 AUD
As of November 6, 2026
Save $2,237 AUD (30%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $7,482 AUD at Yorxs · As of November 2, 2026
View at Yorxs

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI 647431999. Listed at 3 retailers as of November 2, 2026, with prices from $5,245 to $7,482, a $2,237 spread on the same certified stone. Yorxs lists it at $7,482. 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
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabIGI
CertificateIGI 647431999
Dimensions6.81 × 6.87 × 4.20 mm
L/W Ratio1.01
Top View
6.81 mm6.87 mm1.23 ctI / VVS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 647431999
Side View
Table 61.0%CrownGirdlePavilionCuletDepth 61.4%

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: $5,245 AUD|Low: $5,245 AUD|High: $7,514 AUD|Avg: $6,270 AUD|-1.9%
Retailer 1
Retailer 2
Yorxs
November 6, 2026
Retailer 1$5,245 AUD
Retailer 2$6,156 AUD
Yorxs$7,482 AUD

44 data points across 3 retailers

3 retailers$5,245 AUD to $7,482 AUD

A
Cheapest Retailer
-
$5,245 AUD
B+
Retailer 2
-
$6,156 AUD
View
Most Expensive
B
Yorxs
SiB60 · Nov 2
$7,482 AUD
€4,896 EUR
View
2 more retailers have this diamond
Prices start from $5,245 AUDSave up to $2,237 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
$5,245 AUD