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Round|Natural|IGI

1.40ct L SI2 Round Natural Diamond

EX • L/SI2 • IGI 389929923

Shape and cutting style on the report: Round brilliant

Certificate IGI 389929923

Diamond specifications and retailer prices

From $2,417 AUD
As of November 4, 2026
Save $4,054 AUD (63%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $6,471 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.4ct natural round diamond

This 1.4ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded L colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 389929923. Listed at 11 retailers as of November 4, 2026, with prices from $2,417 to $6,471, a $4,054 spread on the same certified stone. NZ Jewellers lists it at $6,471. 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

1.40
Carat
L
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.9°
OriginNatural
Grading LabIGI
CertificateIGI 389929923
Dimensions7.06 × 7.10 × 4.47 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.06 mm7.10 mm1.40 ctL / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 389929923
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 63.0%

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 4
Current: $6,471 AUD|Low: $1,733 AUD|High: $6,471 AUD|Avg: $3,015 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 5$1,733 AUD
Retailer 4$2,417 AUD
Retailer 9$2,594 AUD
Retailer 2$2,608 AUD
Retailer 7$2,653 AUD
Retailer 11$2,653 AUD
Retailer 13$2,671 AUD
Retailer 8$2,776 AUD
Retailer 10$2,848 AUD
Retailer 12$3,061 AUD
Retailer 3$3,197 AUD
Retailer 6$3,604 AUD
NZ Jewellers$6,471 AUD

23 data points across 13 retailers

11 retailers$2,417 AUD to $6,471 AUD

A
Cheapest Retailer
-
$2,417 AUD
B+
Retailer 2
-
$2,594 AUD
View
A
Retailer 3
-
$2,608 AUD
View
Retailer 4
-
$2,653 AUD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$2,653 AUD
View
B+
Retailer 6
-
$2,671 AUD
View
B+
Retailer 7
-
$2,776 AUD
View
B+
Retailer 8
-
$2,848 AUD
View
B+
Retailer 9
-
$3,061 AUD
View
B+
Retailer 10
-
$3,604 AUD
View
Most Expensive
C
NZ Jewellers
ee74db3a-1eda-464a-86c6-806545a41ac9 · Nov 5
$6,471 AUD
$4,530 USD
View
10 more retailers have this diamond
Prices start from $2,417 AUDSave up to $4,054 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
1.40ct Round
$2,417 AUD