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1.58ct L SI1 Round Natural Diamond

EX • L/SI1 • IGI 560222398

Shape and cutting style on the report: Round brilliant

Certificate IGI 560222398

Diamond specifications and retailer prices

From $1,753 AUD
As of November 6, 2026
Save $3,566 AUD (67%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $5,318 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.58ct natural round diamond

This 1.58ct 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 560222398. Listed at 12 retailers as of November 5, 2026, with prices from $1,753 to $5,318, a $3,566 spread on the same certified stone. NZ Jewellers lists it at $5,318. 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

1.58
Carat
L
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle41.3°
OriginNatural
Grading LabIGI
CertificateIGI 560222398
Dimensions7.33 × 7.39 × 4.65 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.33 mm7.39 mm1.58 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 560222398
Side View
Table 59.0%Crown 36.3°Girdle: Slightly ThickPavilion 41.3°Culet: NoneDepth 63.2%

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 6
Current: $5,318 AUD|Low: $1,753 AUD|High: $5,318 AUD|Avg: $2,610 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 2$1,753 AUD
Retailer 7$2,180 AUD
Retailer 9$2,180 AUD
Retailer 6$2,207 AUD
Retailer 5$2,281 AUD
Retailer 3$2,374 AUD
Retailer 8$2,516 AUD
Retailer 4$2,660 AUD
NZ Jewellers$5,318 AUD

34 data points across 9 retailers

12 retailers$1,753 AUD to $5,318 AUD

A
Cheapest Retailer
-
$1,753 AUD
A
Retailer 2
-
$2,021 AUD
View
Retailer 3
-
$2,180 AUD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$2,180 AUD
View
A
Retailer 5
-
$2,207 AUD
View
A
Retailer 6
-
$2,281 AUD
View
A
Retailer 7
-
$2,307 AUD
View
A
Retailer 8
-
$2,374 AUD
View
B+
Retailer 9
-
$2,374 AUD
View
B+
Retailer 10
-
$2,516 AUD
View
A
Retailer 11
-
$2,660 AUD
View
Most Expensive
B
NZ Jewellers
f5f2b0d4-d92c-4ca7-b325-f6beb576ede3 · Nov 5
$5,318 AUD
$3,723 USD
View
11 more retailers have this diamond
Prices start from $1,753 AUDSave up to $3,566 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
1.58ct Round
$1,753 AUD