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Oval|Natural|GIA

1.50ct I SI2 Oval Natural Diamond

EX • I/SI2 • GIA 5563246651

Certificate GIA 5563246651

Diamond specifications and retailer prices

From $5,347 SGD
As of November 6, 2026
Save $6,833 SGD (56%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $12,180 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.5ct natural oval diamond

This 1.5ct natural oval sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5563246651. Listed at 19 retailers as of November 5, 2026, with prices from $5,347 to $12,180, a $6,833 spread on the same certified stone. NZ Jewellers lists it at $12,180. 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
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5563246651
Dimensions9.04 × 6.32 × 4.03 mm
L/W Ratio1.43
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
9.04 mm6.32 mm1.50 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 5563246651
Side View
Table 59.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 63.8%

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: Nov 6
Current: $12,180 SGD|Low: $5,347 SGD|High: $12,180 SGD|Avg: $7,579 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
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 6, 2026
Retailer 18$5,347 SGD
Retailer 5$5,754 SGD
Retailer 3$5,831 SGD
Retailer 4$6,090 SGD
Retailer 7$6,141 SGD
Retailer 6$6,598 SGD
Retailer 8$6,598 SGD
Retailer 9$6,598 SGD
Retailer 16$6,931 SGD
Retailer 11$6,994 SGD
Retailer 2$7,065 SGD
Retailer 13$7,382 SGD
Retailer 15$7,382 SGD
Retailer 10$7,613 SGD
Retailer 14$7,626 SGD
Retailer 17$8,239 SGD
Retailer 12$11,569 SGD
NZ Jewellers$12,180 SGD

39 data points across 18 retailers

19 retailers$5,347 SGD to $12,180 SGD

A
Cheapest Retailer
-
$5,347 SGD
A
Retailer 2
-
$5,431 SGD
View
A
Retailer 3
-
$5,754 SGD
View
Retailer 4
-
$5,831 SGD
View
Price last confirmed 9 days ago
B+
Retailer 5
-
$6,090 SGD
View
Final sale: no returns
A
Retailer 6
-
$6,141 SGD
View
B+
Retailer 7
-
$6,598 SGD
View
Retailer 8
-
$6,598 SGD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$6,598 SGD
View
B+
Retailer 10
-
$6,931 SGD
View
B+
Retailer 11
-
$6,994 SGD
View
B+
Retailer 12
-
$7,065 SGD
View
B+
Retailer 13
-
$7,382 SGD
View
B+
Retailer 14
-
$7,382 SGD
View
B+
Retailer 15
-
$7,613 SGD
View
B+
Retailer 16
-
$7,626 SGD
View
B+
Retailer 17
-
$8,239 SGD
View
B
Retailer 18
-
$11,569 SGD
View
Most Expensive
B
NZ Jewellers
b75ca174-dac3-4344-a0e2-2e3454428578 · Nov 5
$12,180 SGD
$9,504 USD
View
18 more retailers have this diamond
Prices start from $5,347 SGDSave up to $6,833 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 Oval
$5,347 SGD