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Oval|Natural|GIA

1.50ct J SI1 Oval Natural Diamond

ID • J/SI1 • GIA 3545152955

Certificate GIA 3545152955

Diamond specifications and retailer prices

From $5,518 CAD
HK$30,800 HKD
As of October 29, 2026
Save $6,522 CAD (54%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $12,039 CAD at NZ Jewellers · As of October 27, 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 3545152955. Listed at 25 retailers as of October 27, 2026, with prices from $5,518 to $12,039, a $6,522 spread on the same certified stone. NZ Jewellers lists it at $12,039. 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
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.15°
Pavilion angle37.85°
OriginNatural
Grading LabGIA
CertificateGIA 3545152955
Dimensions8.67 × 6.28 × 4.08 mm
L/W Ratio1.38
Top View
8.67 mm6.28 mm1.50 ctJ / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3545152955
Side View
Table 64.0%Crown 40.15°Girdle: THK-VTKPavilion 37.85°Culet: NoneDepth 64.9%

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: Oct 29
Current: $6,947 CAD|Low: $5,661 CAD|High: $11,603 CAD|Avg: $7,451 CAD|-0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 4$5,700 CAD
Retailer 9$6,383 CAD
Retailer 10$6,644 CAD
Retailer 8$6,698 CAD
Retailer 1$6,947 CAD
Retailer 3$7,185 CAD
Retailer 2$7,257 CAD
Retailer 6$8,134 CAD
Retailer 7$8,765 CAD
Retailer 5$11,527 CAD

26 data points across 10 retailers

25 retailers$5,518 CAD to $12,039 CAD

A
Cheapest Retailer
-
$5,518 CAD
HK$30,800 HKD
A
Retailer 2
-
$5,700 CAD
₹387,836 INR
View
B+
Retailer 3
-
$6,146 CAD
$4,391 USD
View
B+
Retailer 4
-
$6,279 CAD
$4,486 USD
View
B+
Retailer 5
-
$6,383 CAD
SGD 6,163 SGD
View
B+
Retailer 6
-
$6,644 CAD
$4,747 USD
View
Final sale: no returns
B+
Retailer 7
-
$6,698 CAD
$4,786 USD
View
B+
Retailer 8
-
$6,760 CAD
$4,830 USD
View
B+
Retailer 9
-
$6,947 CAD
£3,908 GBP
View
B+
Retailer 10
-
$7,080 CAD
SGD 6,836 SGD
View
B+
Retailer 11
-
$7,185 CAD
£4,042 GBP
View
B+
Retailer 12
-
$7,198 CAD
$5,143 USD
View
B+
Retailer 13
-
$7,198 CAD
$5,143 USD
View
B
Retailer 14
-
$7,198 CAD
$5,143 USD
View
Retailer 15
-
$7,257 CAD
A$7,976 AUD
View
Price last confirmed 20 days ago
B
Retailer 16
-
$7,411 CAD
$5,295 USD
View
B
Retailer 17
-
$7,451 CAD
$5,324 USD
View
B
Retailer 18
-
$7,552 CAD
$5,396 USD
View
B+
Retailer 19
-
$8,134 CAD
€5,535 EUR
View
B
Retailer 20
-
$8,305 CAD
$5,934 USD
View
B
Retailer 21
-
$8,765 CAD
ZAR 101,175 ZAR
View
B
Retailer 22
-
$10,567 CAD
$7,550 USD
View
B
Retailer 23
-
$10,863 CAD
$7,762 USD
View
B
Retailer 24
-
$11,527 CAD
£6,485 GBP
View
Most Expensive
B
NZ Jewellers
59d7d7c6-3498-47e1-8c27-a3a8459836ca · Oct 27
$12,039 CAD
$8,602 USD
View
24 more retailers have this diamond
Prices start from $5,518 CADSave up to $6,522 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.

A
1.50ct Oval
$5,518 CAD