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Round|Natural|IGI

1.57ct H IF Round Natural Diamond

EX • H/IF • IGI 576359586

Shape and cutting style on the report: Round brilliant

Certificate IGI 576359586

Diamond specifications and retailer prices

From $12,178 NZD
₹652,553 INR
As of November 2, 2026
Save $18,296 NZD (60%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $30,474 NZD at Diamond Quarter · As of November 2, 2026
View at Diamond Quarter

About this 1.57ct natural round diamond

This 1.57ct natural round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 576359586. Listed at 5 retailers as of November 2, 2026, with prices from $12,178 to $30,474, a $18,296 spread on the same certified stone. Diamond Quarter lists it at $30,474. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
H
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle41.6°
OriginNatural
Grading LabIGI
CertificateIGI 576359586
Dimensions7.39 × 7.44 × 4.61 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.39 mm7.44 mm1.57 ctH / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 576359586
Side View
Table 59.0%Crown 33.8°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.1%

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: $12,178 NZD|Low: $12,153 NZD|High: $24,043 NZD|Avg: $16,661 NZD|-1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
November 2, 2026
Retailer 1$12,178 NZD
Retailer 2$16,601 NZD
Retailer 3$16,743 NZD
Retailer 4$23,885 NZD

44 data points across 4 retailers

5 retailers$12,178 NZD to $30,474 NZD

A
Cheapest Retailer
-
$12,178 NZD
₹652,553 INR
A
Retailer 2
-
$16,601 NZD
€8,896 EUR
View
B+
Retailer 3
-
$16,743 NZD
£7,418 GBP
View
B+
Retailer 4
-
$23,885 NZD
£10,582 GBP
View
Most Expensive
B
Diamond Quarter
1.57IFH57862A8FN · Nov 2
$30,474 NZD
£13,501 GBP
View
4 more retailers have this diamond
Prices start from $12,178 NZDSave up to $18,296 NZD

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
$12,178 NZD