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1.60ct K SI2 Round Natural Diamond

EX • K/SI2 • IGI 803629002

Shape and cutting style on the report: Round brilliant

Certificate IGI 803629002

Diamond specifications and retailer prices

From $4,116 NZD
As of November 6, 2026
Save $5,411 NZD (57%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $9,528 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.6ct natural round diamond

This 1.6ct natural round sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 803629002. Listed at 12 retailers as of November 5, 2026, with prices from $4,116 to $9,528, a $5,411 spread on the same certified stone. NZ Jewellers lists it at $9,528. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.60
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.1°
OriginNatural
Grading LabIGI
CertificateIGI 803629002
Dimensions7.46 × 7.52 × 4.53 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
7.46 mm7.52 mm1.60 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 803629002
Side View
Table 59.0%Crown 35.4°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 60.5%

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 6
Current: $9,528 NZD|Low: $4,100 NZD|High: $10,072 NZD|Avg: $5,615 NZD|-5.4%
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
November 6, 2026
Retailer 13$4,116 NZD
Retailer 11$4,449 NZD
Retailer 12$4,558 NZD
Retailer 4$4,698 NZD
Retailer 6$4,741 NZD
Retailer 9$4,767 NZD
Retailer 3$4,798 NZD
Retailer 7$5,182 NZD
Retailer 10$5,666 NZD
Retailer 5$5,732 NZD
Retailer 2$5,927 NZD
Retailer 8$7,962 NZD
NZ Jewellers$9,528 NZD

41 data points across 13 retailers

12 retailers$4,116 NZD to $9,528 NZD

A
Cheapest Retailer
-
$4,116 NZD
A
Retailer 2
-
$4,449 NZD
View
A
Retailer 3
-
$4,558 NZD
View
Retailer 4
-
$4,698 NZD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$4,741 NZD
View
A
Retailer 6
-
$4,767 NZD
View
A
Retailer 7
-
$4,798 NZD
View
A
Retailer 8
-
$5,182 NZD
View
B+
Retailer 9
-
$5,666 NZD
View
A
Retailer 10
-
$5,927 NZD
View
B+
Retailer 11
-
$7,962 NZD
View
Most Expensive
B
NZ Jewellers
723c1512-1343-4772-9bcd-4106ee9d679e · Nov 5
$9,528 NZD
$5,356 USD
View
11 more retailers have this diamond
Prices start from $4,116 NZDSave up to $5,411 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
1.60ct Round
$4,116 NZD