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1.60ct L SI1 Round Natural Diamond

EX • L/SI1 • IGI 756554651

Shape and cutting style on the report: Round brilliant

Certificate IGI 756554651

Diamond specifications and retailer prices

From $1,828 USD
As of November 4, 2026
Save $2,403 USD (57%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,231 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 756554651. Listed at 10 retailers as of November 4, 2026, with prices from $1,828 to $4,231, a $2,403 spread on the same certified stone. NZ Jewellers lists it at $4,231. 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 angle35.6°
Pavilion angle41.2°
OriginNatural
Grading LabIGI
CertificateIGI 756554651
Dimensions7.43 × 7.47 × 4.69 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.43 mm7.47 mm1.60 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 756554651
Side View
Table 56.0%Crown 35.6°Girdle: MediumPavilion 41.2°Culet: NoneDepth 62.9%

Caratlytics Score

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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 4
Current: $4,231 USD|Low: $1,828 USD|High: $4,565 USD|Avg: $2,352 USD|-7.3%
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 5, 2026
Retailer 12$1,828 USD
Retailer 10$1,900 USD
Retailer 4$2,020 USD
Retailer 8$2,024 USD
Retailer 11$2,024 USD
Retailer 3$2,027 USD
Retailer 9$2,055 USD
Retailer 6$2,117 USD
Retailer 7$2,335 USD
Retailer 5$2,470 USD
Retailer 2$2,742 USD
NZ Jewellers$4,231 USD

28 data points across 12 retailers

10 retailers$1,828 USD to $4,231 USD

A
Cheapest Retailer
-
$1,828 USD
A
Retailer 2
-
$1,900 USD
View
A
Retailer 3
-
$2,024 USD
View
Retailer 4
-
$2,024 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$2,055 USD
View
A
Retailer 6
-
$2,117 USD
View
A
Retailer 7
-
$2,335 USD
View
A
Retailer 8
-
$2,470 USD
View
A
Retailer 9
-
$2,742 USD
View
Most Expensive
B
NZ Jewellers
66e74e9a-0b43-4cd9-a154-921f1f855d47 · Nov 5
$4,231 USD
View
9 more retailers have this diamond
Prices start from $1,828 USDSave up to $2,403 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
$1,828 USD