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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 $1,788 USD
As of November 5, 2026
Save $3,435 USD (66%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $5,223 USD 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 $1,788 to $5,223, a $3,435 spread on the same certified stone. NZ Jewellers lists it at $5,223. 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
Color
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: $3,132 USD|Low: $1,788 USD|High: $3,192 USD|Avg: $2,469 USD|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 3$1,788 USD
Retailer 5$2,256 USD
Retailer 4$2,298 USD
Retailer 6$2,613 USD
Retailer 2$2,735 USD
Retailer 1$3,132 USD

40 data points across 6 retailers

11 retailers$1,788 USD to $5,223 USD

A
Cheapest Retailer
-
$1,788 USD
B+
Retailer 2
-
$2,256 USD
View
B+
Retailer 3
-
$2,298 USD
View
B+
Retailer 4
-
$2,498 USD
View
Retailer 5
-
$2,498 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$2,613 USD
View
B+
Retailer 7
-
$2,638 USD
View
B+
Retailer 8
-
$2,735 USD
View
B+
Retailer 9
-
$2,883 USD
View
B+
Retailer 10
-
$3,132 USD
View
Most Expensive
C
NZ Jewellers
99a70682-dff0-4a3c-9664-41d58f89b5dc · Nov 5
$5,223 USD
View
10 more retailers have this diamond
Prices start from $1,788 USDSave up to $3,435 USD

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
$1,788 USD