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Oval|Natural|GIA

1.50ct K SI1 Oval Natural Diamond

EX • K/SI1 • GIA 7438016261

Certificate GIA 7438016261

Diamond specifications and retailer prices

From $3,508 SGD
As of November 4, 2026
Save $4,454 SGD (56%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $7,961 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7438016261. Listed at 21 retailers as of November 4, 2026, with prices from $3,508 to $7,961, a $4,454 spread on the same certified stone. NZ Jewellers lists it at $7,961. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle46.51°
Pavilion angle40.93°
OriginNatural
Grading LabGIA
CertificateGIA 7438016261
Dimensions8.09 × 6.09 × 4.25 mm
L/W Ratio1.33
Top View
8.09 mm6.09 mm1.50 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7438016261
Side View
Table 61.0%Crown 46.51°Girdle: THK-VTKPavilion 40.93°Culet: NoneDepth 69.7%

Caratlytics Score

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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 4
Current: $7,961 SGD|Low: $3,508 SGD|High: $8,063 SGD|Avg: $5,061 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
Retailer 19
November 6, 2026
Retailer 19$3,508 SGD
Retailer 3$3,599 SGD
Retailer 17$3,603 SGD
Retailer 8$3,660 SGD
Retailer 15$3,674 SGD
Retailer 11$3,685 SGD
Retailer 7$4,011 SGD
Retailer 10$4,140 SGD
Retailer 5$4,161 SGD
Retailer 18$4,298 SGD
Retailer 2$4,433 SGD
Retailer 4$4,536 SGD
Retailer 13$4,728 SGD
Retailer 6$4,777 SGD
Retailer 12$5,017 SGD
Retailer 14$5,578 SGD
Retailer 9$6,598 SGD
Retailer 16$7,620 SGD
NZ Jewellers$7,961 SGD

33 data points across 19 retailers

21 retailers$3,508 SGD to $7,961 SGD

A
Cheapest Retailer
-
$3,508 SGD
A
Retailer 2
-
$3,599 SGD
View
A
Retailer 3
-
$3,603 SGD
View
A
Retailer 4
-
$3,660 SGD
View
A
Retailer 5
-
$3,674 SGD
View
Retailer 6
-
$3,685 SGD
View
Price last confirmed 16 days ago
A
Retailer 7
-
$3,791 SGD
View
A
Retailer 8
-
$4,011 SGD
View
B+
Retailer 9
-
$4,140 SGD
View
B+
Retailer 10
-
$4,161 SGD
View
B+
Retailer 11
-
$4,298 SGD
View
Retailer 12
-
$4,345 SGD
View
Price last confirmed 8 days ago
A
Retailer 13
-
$4,433 SGD
View
B+
Retailer 14
-
$4,536 SGD
View
A
Retailer 15
-
$4,728 SGD
View
B+
Retailer 16
-
$4,777 SGD
View
B+
Retailer 17
-
$5,017 SGD
View
B+
Retailer 18
-
$5,578 SGD
View
B
Retailer 19
-
$6,598 SGD
View
B
Retailer 20
-
$7,620 SGD
View
Most Expensive
B
NZ Jewellers
9ace773d-1f6b-4621-be2f-312a8e48e714 · Nov 5
$7,961 SGD
$6,212 USD
View
20 more retailers have this diamond
Prices start from $3,508 SGDSave up to $4,454 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
$3,508 SGD