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Round|Natural|IGI

1.57ct K VS2 Round Natural Diamond

EX • K/VS2 • IGI 726521404

Shape and cutting style on the report: Round brilliant

Certificate IGI 726521404

Diamond specifications and retailer prices

From $2,738 AUD
As of November 5, 2026
Save $3,304 AUD (55%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $7,230 AUD at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 1.57ct natural round diamond

This 1.57ct natural round sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 726521404. Listed at 15 retailers as of November 4, 2026, with a 121% 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

1.57
Carat
K
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle41.6°
OriginNatural
Grading LabIGI
CertificateIGI 726521404
Dimensions7.40 × 7.37 × 4.69 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
7.40 mm7.37 mm1.57 ctK / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 726521404
Side View
Table 55.0%Crown 33.9°Girdle: Slightly ThickPavilion 41.6°Culet: NoneDepth 63.5%

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 5
Current: $3,766 AUD|Low: $2,738 AUD|High: $6,123 AUD|Avg: $3,964 AUD|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 4$2,738 AUD
Retailer 8$3,128 AUD
Retailer 2$3,701 AUD
Retailer 1$3,766 AUD
Retailer 3$3,963 AUD
Retailer 5$4,220 AUD
Retailer 6$4,291 AUD
Retailer 7$6,043 AUD

27 data points across 8 retailers

15 retailers$2,738 AUD to $6,043 AUD

A
Cheapest Retailer
-
$2,738 AUD
A
Retailer 2
-
$3,124 AUD
View
A
Retailer 3
-
$3,128 AUD
View
Retailer 4
-
$3,143 AUD
View
Price last confirmed 95 days ago
Retailer 5
-
$3,458 AUD
View
Price last confirmed 36 days ago
Retailer 6
-
$3,617 AUD
View
Price last confirmed 38 days ago
A
Retailer 7
-
$3,657 AUD
View
A
Retailer 8
-
$3,701 AUD
View
A
Retailer 9
-
$3,766 AUD
View
A
Retailer 10
-
$3,963 AUD
View
Retailer 11
-
$3,990 AUD
View
Price last confirmed 38 days ago
A
Retailer 12
-
$4,220 AUD
View
A
Retailer 13
-
$4,291 AUD
View
A
Retailer 14
-
$6,043 AUD
View
Most Expensive
NZ Jewellers
f222f5b7-9e46-403a-b527-9d31c6e99441 · Sep 28
$7,230 AUD
$5,061 USD
View
Price last confirmed 39 days ago
14 more retailers have this diamond
Prices start from $2,738 AUDSave up to $3,304 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
1.57ct Round
$2,738 AUD