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Oval|Natural|GIA

1.50ct K SI2 Oval Natural Diamond

ID • K/SI2 • GIA 1527991653

Certificate GIA 1527991653

Diamond specifications and retailer prices

From $3,100 SGD
As of November 6, 2026
Save $3,904 SGD (56%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $7,004 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 K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1527991653. Listed at 16 retailers as of November 5, 2026, with prices from $3,100 to $7,004, a $3,904 spread on the same certified stone. NZ Jewellers lists it at $7,004. 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
K
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1527991653
Dimensions8.83 × 6.30 × 4.04 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Cavity, Indented Natural, Needle, Natural
Top View
8.83 mm6.30 mm1.50 ctK / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1527991653
Side View
Table 62.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 64.2%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: $7,004 SGD|Low: $3,067 SGD|High: $7,226 SGD|Avg: $4,518 SGD|-3.1%
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
November 6, 2026
Retailer 14$3,100 SGD
Retailer 11$3,237 SGD
Retailer 2$3,272 SGD
Retailer 8$4,005 SGD
Retailer 4$4,020 SGD
Retailer 15$4,020 SGD
Retailer 10$4,134 SGD
Retailer 7$4,174 SGD
Retailer 3$4,202 SGD
Retailer 9$4,300 SGD
Retailer 5$4,345 SGD
Retailer 6$4,638 SGD
Retailer 13$4,703 SGD
Retailer 12$6,704 SGD
NZ Jewellers$7,004 SGD

24 data points across 15 retailers

16 retailers$3,100 SGD to $7,004 SGD

A
Cheapest Retailer
-
$3,100 SGD
A
Retailer 2
-
$3,237 SGD
View
A
Retailer 3
-
$3,272 SGD
View
B+
Retailer 4
-
$3,941 SGD
View
A
Retailer 5
-
$4,005 SGD
View
Retailer 6
-
$4,020 SGD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$4,020 SGD
View
A
Retailer 8
-
$4,134 SGD
View
A
Retailer 9
-
$4,174 SGD
View
A
Retailer 10
-
$4,202 SGD
View
A
Retailer 11
-
$4,300 SGD
View
A
Retailer 12
-
$4,345 SGD
View
A
Retailer 13
-
$4,638 SGD
View
A
Retailer 14
-
$4,703 SGD
View
B
Retailer 15
-
$6,704 SGD
View
Most Expensive
B
NZ Jewellers
3f6281e7-5b4a-42f3-bd01-5fa1fbb2067a · Nov 5
$7,004 SGD
$5,465 USD
View
15 more retailers have this diamond
Prices start from $3,100 SGDSave up to $3,904 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
$3,100 SGD