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Oval|Natural|GIA

1.50ct K SI1 Oval Natural Diamond

EX • K/SI1 • GIA 2564543888

Certificate GIA 2564543888

Diamond specifications and retailer prices

From $6,032 CAD
As of November 6, 2026
Save $7,140 CAD (54%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $13,171 CAD 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 2564543888. Listed at 22 retailers as of November 5, 2026, with prices from $6,032 to $13,171, a $7,140 spread on the same certified stone. NZ Jewellers lists it at $13,171. 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
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle41.92°
Pavilion angle38.57°
OriginNatural
Grading LabGIA
CertificateGIA 2564543888
Dimensions8.42 × 6.04 × 3.97 mm
L/W Ratio1.39
Culet sizeLarge
Key to symbols
Twinning Wisp, Crystal, Indented Natural
Top View
8.42 mm6.04 mm1.50 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2564543888
Side View
Table 53.0%Crown 41.92°Girdle: THK-ETKPavilion 38.57°Culet: LargeDepth 65.7%

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: $13,171 CAD|Low: $5,977 CAD|High: $13,171 CAD|Avg: $8,531 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 17
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Retailer 19
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Retailer 21
Retailer 22
November 6, 2026
Retailer 20$6,032 CAD
Retailer 17$6,116 CAD
Retailer 3$6,646 CAD
Retailer 8$6,724 CAD
Retailer 12$6,868 CAD
Retailer 18$6,951 CAD
Retailer 22$7,221 CAD
Retailer 10$7,364 CAD
Retailer 13$7,562 CAD
Retailer 14$7,669 CAD
Retailer 4$7,876 CAD
Retailer 6$7,876 CAD
Retailer 21$7,876 CAD
Retailer 9$8,091 CAD
Retailer 5$8,231 CAD
Retailer 2$8,862 CAD
Retailer 11$9,087 CAD
Retailer 16$9,608 CAD
Retailer 7$11,446 CAD
Retailer 15$11,766 CAD
Retailer 19$12,509 CAD
NZ Jewellers$13,171 CAD

24 data points across 22 retailers

22 retailers$6,032 CAD to $13,171 CAD

B+
Cheapest Retailer
-
$6,032 CAD
B+
Retailer 2
-
$6,116 CAD
View
Retailer 3
-
$6,646 CAD
View
Price last confirmed 16 days ago
B+
Retailer 4
-
$6,724 CAD
View
B+
Retailer 5
-
$6,868 CAD
View
B+
Retailer 6
-
$6,951 CAD
View
B+
Retailer 7
-
$7,221 CAD
View
B
Retailer 8
-
$7,364 CAD
View
B
Retailer 9
-
$7,562 CAD
View
Retailer 10
-
$7,669 CAD
View
Price last confirmed 22 days ago
B
Retailer 11
-
$7,876 CAD
View
Retailer 12
-
$7,876 CAD
View
Price last confirmed 8 days ago
B
Retailer 13
-
$7,876 CAD
View
B
Retailer 14
-
$8,091 CAD
View
B
Retailer 15
-
$8,231 CAD
View
B
Retailer 16
-
$8,862 CAD
View
B
Retailer 17
-
$9,087 CAD
View
B
Retailer 18
-
$9,608 CAD
View
B
Retailer 19
-
$11,446 CAD
View
B
Retailer 20
-
$11,766 CAD
View
B
Retailer 21
-
$12,509 CAD
View
Most Expensive
C
NZ Jewellers
6472b515-dd9f-4a76-be3e-566085752808 · Nov 5
$13,171 CAD
$9,364 USD
View
21 more retailers have this diamond
Prices start from $6,032 CADSave up to $7,140 CAD

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 Oval
$6,032 CAD