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Round|Natural|IGI

1.57ct F VS1 Round Natural Diamond

EX • F/VS1 • IGI 782676497

Shape and cutting style on the report: Round brilliant

Certificate IGI 782676497

Diamond specifications and retailer prices

From $9,780 AUD
₹652,743 INR
As of November 2, 2026
Save $11,630 AUD (54%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $23,199 AUD at NZ Jewellers · As of September 18, 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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 782676497. Listed at 20 retailers as of November 2, 2026, with a 119% 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
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 782676497
Dimensions7.37 × 7.41 × 4.61 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
7.37 mm7.41 mm1.57 ctF / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateIGI 782676497
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°CuletDepth 62.3%

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 2
Current: $21,409 AUD|Low: $9,780 AUD|High: $22,304 AUD|Avg: $13,720 AUD|-4.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 9$9,780 AUD
Retailer 5$9,843 AUD
Retailer 8$10,526 AUD
Retailer 12$11,408 AUD
Retailer 16$11,751 AUD
Retailer 6$11,815 AUD
Retailer 11$11,918 AUD
Retailer 4$12,214 AUD
Retailer 7$12,227 AUD
Retailer 14$12,801 AUD
Retailer 2$12,998 AUD
Retailer 10$13,219 AUD
Retailer 3$14,770 AUD
Retailer 15$15,725 AUD
Retailer 13$17,839 AUD
NZ Jewellers$21,409 AUD

23 data points across 16 retailers

20 retailers$9,780 AUD to $21,409 AUD

A
Cheapest Retailer
-
$9,780 AUD
₹652,743 INR
A
Retailer 2
-
$9,843 AUD
€6,570 EUR
View
A
Retailer 3
-
$10,473 AUD
$7,340 USD
View
A
Retailer 4
-
$10,526 AUD
$7,377 USD
View
A
Retailer 5
-
$11,408 AUD
$7,995 USD
View
A
Retailer 6
-
$11,751 AUD
$8,235 USD
View
A
Retailer 7
-
$11,815 AUD
$8,280 USD
View
Final sale: no returns
A
Retailer 8
-
$11,918 AUD
£6,577 GBP
View
A
Retailer 9
-
$12,214 AUD
$8,560 USD
View
A
Retailer 10
-
$12,227 AUD
$8,569 USD
View
A
Retailer 11
-
$12,801 AUD
$8,971 USD
View
A
Retailer 12
-
$12,998 AUD
$9,109 USD
View
A
Retailer 13
-
$13,219 AUD
€8,823 EUR
View
Retailer 14
-
$13,871 AUD
$9,721 USD
View
Price last confirmed 46 days ago
A
Retailer 15
-
$14,770 AUD
$10,351 USD
View
B+
Retailer 16
-
$15,725 AUD
ZAR 178,038 ZAR
View
Retailer 17
-
$16,004 AUD
$11,216 USD
View
Price last confirmed 44 days ago
B+
Retailer 18
-
$17,839 AUD
£9,844 GBP
View
B+
Retailer 19
-
$21,409 AUD
$15,004 USD
View
Most Expensive
NZ Jewellers
1184273e-a6fb-483e-8646-a57f3fbb25ca · Sep 18
$23,199 AUD
$16,258 USD
View
Price last confirmed 45 days ago
19 more retailers have this diamond
Prices start from $9,780 AUDSave up to $11,630 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
$9,780 AUD