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Round|Natural|IGI

1.40ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 747532663

Shape and cutting style on the report: Round brilliant

Certificate IGI 747532663

Diamond specifications and retailer prices

From $2,719 SGD
As of November 4, 2026
Save $2,553 SGD (48%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,292 SGD at NZ Jewellers · As of September 28, 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 747532663. Listed at 14 retailers as of November 2, 2026, with a 94% 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

1.40
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41.6°
OriginNatural
Grading LabIGI
CertificateIGI 747532663
Dimensions7.09 × 7.16 × 4.48 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.09 mm7.16 mm1.40 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 747532663
Side View
Table 58.0%Crown 34.1°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $2,852 SGD|Low: $2,719 SGD|High: $5,337 SGD|Avg: $3,501 SGD|-2.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 5$2,719 SGD
Retailer 1$2,852 SGD
Retailer 6$3,008 SGD
Retailer 7$3,009 SGD
Retailer 8$3,188 SGD
Retailer 3$3,674 SGD
Retailer 2$3,728 SGD
Retailer 4$5,273 SGD

38 data points across 8 retailers

14 retailers$2,719 SGD to $5,273 SGD

A
Cheapest Retailer
-
$2,719 SGD
A
Retailer 2
-
$2,852 SGD
View
A
Retailer 3
-
$3,008 SGD
View
Retailer 4
-
$3,009 SGD
View
Price last confirmed 53 days ago
Retailer 5
-
$3,009 SGD
View
Price last confirmed 36 days ago
Retailer 6
-
$3,149 SGD
View
Price last confirmed 38 days ago
B+
Retailer 7
-
$3,188 SGD
View
Retailer 8
-
$3,473 SGD
View
Price last confirmed 53 days ago
Retailer 9
-
$3,473 SGD
View
Price last confirmed 38 days ago
B+
Retailer 10
-
$3,674 SGD
View
B+
Retailer 11
-
$3,728 SGD
View
B
Retailer 12
-
$5,273 SGD
View
Retailer 13
-
$6,292 SGD
View
Price last confirmed 52 days ago
Most Expensive
NZ Jewellers
1d17fac2-bab4-4a95-b060-a7667f93f08f · Sep 28
$6,292 SGD
$4,926 USD
View
Price last confirmed 39 days ago
13 more retailers have this diamond
Prices start from $2,719 SGDSave up to $2,553 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
1.40ct Round
$2,719 SGD