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Round|Natural|GIA

1.50ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 6492040977

Certificate GIA 6492040977

Diamond specifications and retailer prices

From $6,611 SGD
As of November 6, 2026
Save $8,143 SGD (55%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $14,754 SGD at NZ Jewellers · As of November 5, 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6492040977. Listed at 21 retailers as of November 5, 2026, with prices from $6,611 to $14,754, a $8,143 spread on the same certified stone. NZ Jewellers lists it at $14,754. 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

1.50
Carat
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6492040977
Dimensions7.36 × 7.31 × 4.47 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
7.36 mm7.31 mm1.50 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6492040977
Side View
Table 60.0%Crown 34.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $14,754 SGD|Low: $6,148 SGD|High: $14,754 SGD|Avg: $9,116 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 10$6,611 SGD
Retailer 7$6,719 SGD
Retailer 8$7,378 SGD
Retailer 3$7,992 SGD
Retailer 9$7,992 SGD
Retailer 12$7,992 SGD
Retailer 2$8,322 SGD
Retailer 5$9,064 SGD
Retailer 11$9,222 SGD
Retailer 4$9,723 SGD
Retailer 6$12,962 SGD
NZ Jewellers$14,754 SGD

42 data points across 12 retailers

21 retailers$6,611 SGD to $14,754 SGD

B+
Cheapest Retailer
-
$6,611 SGD
B+
Retailer 2
-
$6,719 SGD
View
B
Retailer 3
-
$6,775 SGD
View
B+
Retailer 4
-
$6,970 SGD
View
B+
Retailer 5
-
$7,244 SGD
View
B
Retailer 6
-
$7,378 SGD
View
Final sale: no returns
B
Retailer 7
-
$7,382 SGD
View
B
Retailer 8
-
$7,439 SGD
View
B
Retailer 9
-
$7,992 SGD
View
Retailer 10
-
$7,992 SGD
View
Price last confirmed 8 days ago
B
Retailer 11
-
$7,992 SGD
View
B
Retailer 12
-
$8,322 SGD
View
B
Retailer 13
-
$8,429 SGD
View
B
Retailer 14
-
$8,890 SGD
View
B
Retailer 15
-
$8,890 SGD
View
B
Retailer 16
-
$9,064 SGD
View
B
Retailer 17
-
$9,197 SGD
View
B
Retailer 18
-
$9,222 SGD
View
Retailer 19
-
$9,723 SGD
View
Price last confirmed 14 days ago
B
Retailer 20
-
$12,962 SGD
View
Most Expensive
B
NZ Jewellers
685f6d57-6f08-4fdb-9fdc-7553c50ef302 · Nov 5
$14,754 SGD
$11,551 USD
View
20 more retailers have this diamond
Prices start from $6,611 SGDSave up to $8,143 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.

B+
1.50ct Round
$6,611 SGD