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1.60ct L SI1 Round Natural Diamond

EX • L/SI1 • IGI 782676621

Shape and cutting style on the report: Round brilliant

Certificate IGI 782676621

Diamond specifications and retailer prices

From $4,001 NZD
As of November 6, 2026
Save $6,980 NZD (64%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $10,981 NZD at NZ Jewellers · As of November 2, 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 782676621. Listed at 12 retailers as of November 2, 2026, with prices from $4,001 to $10,981, a $6,980 spread on the same certified stone. NZ Jewellers lists it at $10,981. 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 angle36.1°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 782676621
Dimensions7.40 × 7.45 × 4.61 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
7.40 mm7.45 mm1.60 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 782676621
Side View
Table 58.0%Crown 36.1°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $10,981 NZD|Low: $3,344 NZD|High: $10,981 NZD|Avg: $5,178 NZD|+15.6%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 2$4,001 NZD
Retailer 5$4,510 NZD
Retailer 4$4,849 NZD
Retailer 7$4,936 NZD
Retailer 12$5,132 NZD
Retailer 3$5,253 NZD
Retailer 9$5,253 NZD
Retailer 10$5,454 NZD
Retailer 6$5,757 NZD
Retailer 11$6,061 NZD
Retailer 8$6,456 NZD
NZ Jewellers$10,981 NZD

46 data points across 12 retailers

12 retailers$4,001 NZD to $10,981 NZD

B+
Cheapest Retailer
-
$4,001 NZD
B+
Retailer 2
-
$4,510 NZD
View
B+
Retailer 3
-
$4,849 NZD
View
Final sale: no returns
B+
Retailer 4
-
$4,936 NZD
View
B+
Retailer 5
-
$5,132 NZD
View
Retailer 6
-
$5,253 NZD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$5,253 NZD
View
B+
Retailer 8
-
$5,454 NZD
View
B+
Retailer 9
-
$5,757 NZD
View
B+
Retailer 10
-
$6,061 NZD
View
B
Retailer 11
-
$6,456 NZD
View
Most Expensive
C
NZ Jewellers
eed966cc-2b24-43f8-8c3a-e872733a0a84 · Nov 2
$10,981 NZD
$6,173 USD
View
11 more retailers have this diamond
Prices start from $4,001 NZDSave up to $6,980 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.

B+
1.60ct Round
$4,001 NZD