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Round|Natural|IGI

1.56ct I IF Round Natural Diamond

EX • I/IF • IGI 798618488

Shape and cutting style on the report: Round brilliant

Certificate IGI 798618488

Diamond specifications and retailer prices

From $9,539 NZD
$5,367 USD
As of November 1, 2026
Save $8,753 NZD (48%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $18,292 NZD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.56ct natural round diamond

This 1.56ct natural round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 798618488. Listed at 17 retailers as of October 27, 2026, with prices from $9,539 to $18,292, a $8,753 spread on the same certified stone. NZ Jewellers lists it at $18,292. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
I
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle41.5°
OriginNatural
Grading LabIGI
CertificateIGI 798618488
Dimensions7.47 × 7.53 × 4.59 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
7.47 mm7.53 mm1.56 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 798618488
Side View
Table 59.0%Crown 33.8°Girdle: THN-STKPavilion 41.5°Culet: NoneDepth 61.2%

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 1
Current: $18,292 NZD|Low: $9,295 NZD|High: $18,640 NZD|Avg: $11,820 NZD|-1.9%
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
November 2, 2026
Retailer 6$9,539 NZD
Retailer 3$9,756 NZD
Retailer 14$10,095 NZD
Retailer 13$10,184 NZD
Retailer 2$10,544 NZD
Retailer 4$10,870 NZD
Retailer 5$10,938 NZD
Retailer 10$10,938 NZD
Retailer 11$10,938 NZD
Retailer 8$11,899 NZD
Retailer 12$12,619 NZD
Retailer 9$13,437 NZD
Retailer 7$16,114 NZD
NZ Jewellers$18,292 NZD

30 data points across 14 retailers

17 retailers$9,539 NZD to $18,292 NZD

A
Cheapest Retailer
-
$9,539 NZD
$5,367 USD
A
Retailer 2
-
$9,756 NZD
$5,489 USD
View
A
Retailer 3
-
$10,095 NZD
$5,680 USD
View
Final sale: no returns
A
Retailer 4
-
$10,184 NZD
$5,730 USD
View
A
Retailer 5
-
$10,544 NZD
£4,671 GBP
View
A
Retailer 6
-
$10,870 NZD
$6,116 USD
View
A
Retailer 7
-
$10,938 NZD
$6,154 USD
View
Retailer 8
-
$10,938 NZD
$6,154 USD
View
Price last confirmed 21 days ago
A
Retailer 9
-
$10,938 NZD
$6,154 USD
View
Retailer 10
-
$11,073 NZD
$6,230 USD
View
Price last confirmed 40 days ago
A
Retailer 11
-
$11,899 NZD
€6,376 EUR
View
A
Retailer 12
-
$12,619 NZD
$7,100 USD
View
Retailer 13
-
$12,775 NZD
$7,188 USD
View
Price last confirmed 41 days ago
A
Retailer 14
-
$13,437 NZD
ZAR 122,141 ZAR
View
B+
Retailer 15
-
$16,114 NZD
£7,139 GBP
View
B+
Retailer 16
-
$18,292 NZD
$10,292 USD
View
Most Expensive
B+
NZ Jewellers
24fec36d-5055-41bb-acaa-1b610f1f4ee8 · Oct 27
$18,292 NZD
$10,292 USD
View
16 more retailers have this diamond
Prices start from $9,539 NZDSave up to $8,753 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
1.56ct Round
$9,539 NZD