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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 $2,117 USD
As of November 5, 2026
Save $2,782 USD (57%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,899 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 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 $2,117 to $4,899, a $2,782 spread on the same certified stone. NZ Jewellers lists it at $4,899. 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
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: $4,899 USD|Low: $2,117 USD|High: $5,316 USD|Avg: $2,792 USD|-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$2,117 USD
Retailer 3$2,223 USD
Retailer 8$2,340 USD
Retailer 10$2,343 USD
Retailer 11$2,383 USD
Retailer 6$2,451 USD
Retailer 2$2,551 USD
Retailer 7$2,704 USD
Retailer 4$2,860 USD
Retailer 5$2,907 USD
NZ Jewellers$4,899 USD

40 data points across 11 retailers

11 retailers$2,117 USD to $4,899 USD

A
Cheapest Retailer
-
$2,117 USD
A
Retailer 2
-
$2,223 USD
View
A
Retailer 3
-
$2,340 USD
View
A
Retailer 4
-
$2,343 USD
View
Retailer 5
-
$2,383 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$2,451 USD
View
A
Retailer 7
-
$2,551 USD
View
A
Retailer 8
-
$2,704 USD
View
B+
Retailer 9
-
$2,860 USD
View
B+
Retailer 10
-
$2,907 USD
View
Most Expensive
B
NZ Jewellers
fa1e2c31-0005-4cfb-a6f0-f7cd5738c952 · Nov 5
$4,899 USD
View
10 more retailers have this diamond
Prices start from $2,117 USDSave up to $2,782 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
$2,117 USD