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1.60ct L SI1 Round Natural Diamond

EX • L/SI1 • IGI 654416799

Shape and cutting style on the report: Round brilliant

Certificate IGI 654416799

Diamond specifications and retailer prices

From $3,766 NZD
As of November 5, 2026
Save $4,949 NZD (57%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $8,715 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 654416799. Listed at 11 retailers as of November 5, 2026, with prices from $3,766 to $8,715, a $4,949 spread on the same certified stone. NZ Jewellers lists it at $8,715. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 654416799
Dimensions7.44 × 7.49 × 4.69 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.44 mm7.49 mm1.60 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 654416799
Side View
Table 56.0%Crown 36.2°Girdle: MediumPavilion 41°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $8,715 NZD|Low: $3,766 NZD|High: $9,457 NZD|Avg: $4,967 NZD|-7.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 9$3,766 NZD
Retailer 3$3,954 NZD
Retailer 8$4,163 NZD
Retailer 10$4,168 NZD
Retailer 11$4,239 NZD
Retailer 6$4,360 NZD
Retailer 2$4,538 NZD
Retailer 7$4,810 NZD
Retailer 4$5,088 NZD
Retailer 5$5,171 NZD
NZ Jewellers$8,715 NZD

40 data points across 11 retailers

11 retailers$3,766 NZD to $8,715 NZD

A
Cheapest Retailer
-
$3,766 NZD
A
Retailer 2
-
$3,954 NZD
View
A
Retailer 3
-
$4,163 NZD
View
A
Retailer 4
-
$4,168 NZD
View
Retailer 5
-
$4,239 NZD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$4,360 NZD
View
A
Retailer 7
-
$4,538 NZD
View
A
Retailer 8
-
$4,810 NZD
View
B+
Retailer 9
-
$5,088 NZD
View
B+
Retailer 10
-
$5,171 NZD
View
Most Expensive
B
NZ Jewellers
fa1e2c31-0005-4cfb-a6f0-f7cd5738c952 · Nov 5
$8,715 NZD
$4,899 USD
View
10 more retailers have this diamond
Prices start from $3,766 NZDSave up to $4,949 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
$3,766 NZD