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1.60ct L SI1 Round Natural Diamond

EX • L/SI1 • IGI 739588096

Shape and cutting style on the report: Round brilliant

Certificate IGI 739588096

Diamond specifications and retailer prices

From $1,690 AUD
As of November 6, 2026
Save $3,416 AUD (67%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $5,105 AUD 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 739588096. Listed at 11 retailers as of November 5, 2026, with prices from $1,690 to $5,105, a $3,416 spread on the same certified stone. NZ Jewellers lists it at $5,105. 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 angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 739588096
Dimensions7.38 × 7.41 × 4.69 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
7.38 mm7.41 mm1.60 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 739588096
Side View
Table 56.0%Crown 36.5°Girdle: MediumPavilion 40.8°Culet: NoneDepth 63.4%

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 6
Current: $5,105 AUD|Low: $1,690 AUD|High: $5,105 AUD|Avg: $2,507 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 2$1,690 AUD
Retailer 6$1,940 AUD
Retailer 9$2,093 AUD
Retailer 7$2,190 AUD
Retailer 5$2,228 AUD
Retailer 3$2,278 AUD
Retailer 8$2,287 AUD
Retailer 10$2,416 AUD
Retailer 4$2,554 AUD
NZ Jewellers$5,105 AUD

46 data points across 10 retailers

11 retailers$1,690 AUD to $5,105 AUD

A
Cheapest Retailer
-
$1,690 AUD
A
Retailer 2
-
$1,940 AUD
View
A
Retailer 3
-
$2,093 AUD
View
Retailer 4
-
$2,093 AUD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$2,190 AUD
View
A
Retailer 6
-
$2,228 AUD
View
A
Retailer 7
-
$2,278 AUD
View
A
Retailer 8
-
$2,287 AUD
View
A
Retailer 9
-
$2,416 AUD
View
A
Retailer 10
-
$2,554 AUD
View
Most Expensive
B
NZ Jewellers
93e3d0d6-b996-4116-a3fb-3a2474145615 · Nov 5
$5,105 AUD
$3,574 USD
View
10 more retailers have this diamond
Prices start from $1,690 AUDSave up to $3,416 AUD

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
$1,690 AUD