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Round|Natural|IGI

0.73ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 720529326

Shape and cutting style on the report: Round brilliant

Certificate IGI 720529326

Diamond specifications and retailer prices

From $453 SGD
As of November 6, 2026
Save $954 SGD (68%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,336 SGD at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 0.73ct natural round diamond

This 0.73ct natural round sits in the half to three-quarter carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 720529326. Listed at 16 retailers as of November 2, 2026, with a 210% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.73
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 720529326
Dimensions5.78 × 5.80 × 3.53 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
5.78 mm5.80 mm0.73 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 720529326
Side View
Table 58.0%Crown 34.7°Girdle: MediumPavilion 40.6°Culet: NoneDepth 60.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $453 SGD|Low: $453 SGD|High: $1,414 SGD|Avg: $823 SGD|-5.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 1$453 SGD
Retailer 2$764 SGD
Retailer 4$770 SGD
Retailer 5$778 SGD
Retailer 7$869 SGD
Retailer 3$909 SGD
Retailer 6$915 SGD
Retailer 8$1,408 SGD

28 data points across 8 retailers

16 retailers$453 SGD to $1,408 SGD

A
Cheapest Retailer
-
$453 SGD
Retailer 2
-
$584 SGD
View
Price last confirmed 95 days ago
Retailer 3
-
$609 SGD
View
Price last confirmed 28 days ago
Retailer 4
-
$657 SGD
View
Price last confirmed 29 days ago
Retailer 5
-
$657 SGD
View
Price last confirmed 38 days ago
Retailer 6
-
$703 SGD
View
Price last confirmed 28 days ago
A
Retailer 7
-
$764 SGD
View
B+
Retailer 8
-
$770 SGD
View
B+
Retailer 9
-
$777 SGD
View
A
Retailer 10
-
$778 SGD
View
B+
Retailer 11
-
$811 SGD
View
B+
Retailer 12
-
$869 SGD
View
A
Retailer 13
-
$909 SGD
View
A
Retailer 14
-
$915 SGD
View
B+
Retailer 15
-
$1,408 SGD
View
Most Expensive
NZ Jewellers
554644e3-9f58-43d1-8906-a2b239d18d17 · Sep 28
$2,336 SGD
$1,829 USD
View
Price last confirmed 39 days ago
15 more retailers have this diamond
Prices start from $453 SGDSave up to $954 SGD

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
0.73ct Round
$453 SGD