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Round|Natural|IGI

1.50ct J IF Round Natural Diamond

EX • J/IF • IGI 642405107

Shape and cutting style on the report: Round brilliant

Certificate IGI 642405107

Diamond specifications and retailer prices

From $5,553 SGD
$4,344 USD
As of October 30, 2026
Save $4,589 SGD (45%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $11,094 SGD at NZ Jewellers · As of September 19, 2026
View at NZ Jewellers

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 642405107. Listed at 15 retailers as of October 30, 2026, with a 83% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
J
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle41.9°
OriginNatural
Grading LabIGI
CertificateIGI 642405107
Dimensions7.31 × 7.26 × 4.55 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.31 mm7.26 mm1.50 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 642405107
Side View
Table 61.0%Crown 32.9°Girdle: MED-STKPavilion 41.9°Culet: NoneDepth 60.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $10,142 SGD|Low: $4,898 SGD|High: $10,594 SGD|Avg: $6,828 SGD|-0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 10$5,553 SGD
Retailer 9$5,578 SGD
Retailer 3$5,877 SGD
Retailer 7$5,900 SGD
Retailer 2$6,368 SGD
Retailer 8$6,368 SGD
Retailer 5$6,413 SGD
Retailer 11$7,054 SGD
Retailer 4$7,173 SGD
Retailer 6$7,827 SGD
Retailer 1$10,142 SGD

37 data points across 11 retailers

15 retailers$5,553 SGD to $10,142 SGD

A
Cheapest Retailer
-
$5,553 SGD
$4,344 USD
A
Retailer 2
-
$5,578 SGD
$4,363 USD
View
A
Retailer 3
-
$5,877 SGD
$4,597 USD
View
Final sale: no returns
A
Retailer 4
-
$5,900 SGD
$4,615 USD
View
Retailer 5
-
$5,993 SGD
$4,688 USD
View
Price last confirmed 97 days ago
Retailer 6
-
$6,368 SGD
$4,981 USD
View
Price last confirmed 39 days ago
A
Retailer 7
-
$6,368 SGD
$4,981 USD
View
A
Retailer 8
-
$6,368 SGD
$4,981 USD
View
A
Retailer 9
-
$6,413 SGD
£3,950 GBP
View
A
Retailer 10
-
$7,054 SGD
£4,345 GBP
View
A
Retailer 11
-
$7,173 SGD
€5,344 EUR
View
Retailer 12
-
$7,347 SGD
$5,747 USD
View
Price last confirmed 40 days ago
B+
Retailer 13
-
$7,827 SGD
ZAR 98,910 ZAR
View
B+
Retailer 14
-
$10,142 SGD
£6,247 GBP
View
Most Expensive
NZ Jewellers
cfd6d061-7d02-4759-aa83-51e0d0ed9ce9 · Sep 19
$11,094 SGD
$8,678 USD
View
Price last confirmed 42 days ago
14 more retailers have this diamond
Prices start from $5,553 SGDSave up to $4,589 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
1.50ct Round
$5,553 SGD