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Round|Natural|IGI

1.60ct L SI2 Round Natural Diamond

EX • L/SI2 • IGI 648418561

Shape and cutting style on the report: Round brilliant

Certificate IGI 648418561

Diamond specifications and retailer prices

From $3,181 NZD
As of November 5, 2026
Save $6,111 NZD (66%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $9,291 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 L colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 648418561. Listed at 11 retailers as of November 5, 2026, with prices from $3,181 to $9,291, a $6,111 spread on the same certified stone. NZ Jewellers lists it at $9,291. 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
L
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.9°
OriginNatural
Grading LabIGI
CertificateIGI 648418561
Dimensions7.47 × 7.51 × 4.63 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
7.47 mm7.51 mm1.60 ctL / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 648418561
Side View
Table 57.0%Crown 35.5°GirdlePavilion 40.9°Culet: NoneDepth 61.8%

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 5
Current: $5,572 NZD|Low: $3,181 NZD|High: $5,678 NZD|Avg: $4,393 NZD|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 3$3,181 NZD
Retailer 5$4,013 NZD
Retailer 4$4,088 NZD
Retailer 6$4,648 NZD
Retailer 2$4,865 NZD
Retailer 1$5,572 NZD

40 data points across 6 retailers

11 retailers$3,181 NZD to $9,291 NZD

A
Cheapest Retailer
-
$3,181 NZD
B+
Retailer 2
-
$4,013 NZD
View
B+
Retailer 3
-
$4,088 NZD
View
B+
Retailer 4
-
$4,444 NZD
View
Retailer 5
-
$4,444 NZD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$4,648 NZD
View
B+
Retailer 7
-
$4,693 NZD
View
B+
Retailer 8
-
$4,865 NZD
View
B+
Retailer 9
-
$5,129 NZD
View
B+
Retailer 10
-
$5,572 NZD
View
Most Expensive
C
NZ Jewellers
99a70682-dff0-4a3c-9664-41d58f89b5dc · Nov 5
$9,291 NZD
$5,223 USD
View
10 more retailers have this diamond
Prices start from $3,181 NZDSave up to $6,111 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
$3,181 NZD