Oval|Natural|GIA

1.50ct J SI1 Oval Natural Diamond

EX • J/SI1 • GIA 7551849289

Certificate GIA 7551849289

Diamond specifications and retailer prices

From $4,594 USD
As of October 31, 2026
Save $5,464 USD (54%) vs most expensive(unlock to see where)
31 retailers carry this diamond
Most expensive: $10,058 USD at NZ Jewellers · As of October 30, 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 7551849289. Listed at 31 retailers as of October 30, 2026, with prices from $4,594 to $10,058, a $5,464 spread on the same certified stone. NZ Jewellers lists it at $10,058. 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
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 7551849289
Dimensions9.33 × 6.30 × 3.73 mm
L/W Ratio1.48
Culet sizeNone
Key to symbols
Feather, Pinpoint
Top View
9.33 mm6.30 mm1.50 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7551849289
Side View
Table 61.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 59.2%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $10,058 USD|Low: $4,594 USD|High: $10,058 USD|Avg: $5,979 USD
NZ Jewellers
Retailer 2
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Retailer 31
November 1, 2026
Retailer 6$4,594 USD
Retailer 8$4,698 USD
Retailer 15$4,751 USD
Retailer 30$4,752 USD
Retailer 9$4,811 USD
Retailer 14$5,028 USD
Retailer 23$5,095 USD
Retailer 12$5,100 USD
Retailer 31$5,252 USD
Retailer 16$5,333 USD
Retailer 28$5,386 USD
Retailer 3$5,448 USD
Retailer 18$5,448 USD
Retailer 29$5,448 USD
Retailer 7$5,544 USD
Retailer 20$5,702 USD
Retailer 19$5,708 USD
Retailer 25$5,767 USD
Retailer 26$5,803 USD
Retailer 2$5,866 USD
Retailer 22$5,949 USD
Retailer 4$6,090 USD
Retailer 17$6,090 USD
Retailer 21$6,165 USD
Retailer 11$6,286 USD
Retailer 10$6,290 USD
Retailer 24$6,571 USD
Retailer 13$7,388 USD
Retailer 5$8,712 USD
Retailer 27$8,907 USD
NZ Jewellers$10,058 USD

24 data points across 31 retailers

31 retailers$4,594 USD to $10,058 USD

B+
Cheapest Retailer
-
$4,594 USD
B+
Retailer 2
-
$4,698 USD
View
B+
Retailer 3
-
$4,751 USD
View
B+
Retailer 4
-
$4,752 USD
View
B+
Retailer 5
-
$4,811 USD
View
B+
Retailer 6
-
$5,028 USD
View
Final sale: no returns
Retailer 7
-
$5,095 USD
View
Price last confirmed 34 days ago
B+
Retailer 8
-
$5,100 USD
View
B+
Retailer 9
-
$5,252 USD
CA$7,294 CAD
View
B
Retailer 10
-
$5,333 USD
View
B
Retailer 11
-
$5,386 USD
View
B
Retailer 12
-
$5,448 USD
View
B
Retailer 13
-
$5,448 USD
View
B
Retailer 14
-
$5,448 USD
View
B
Retailer 15
-
$5,544 USD
View
B+
Retailer 16
-
$5,702 USD
View
B+
Retailer 17
-
$5,708 USD
View
Retailer 18
-
$5,767 USD
A$8,872 AUD
View
Price last confirmed 34 days ago
B+
Retailer 19
-
$5,803 USD
£4,570 GBP
View
B+
Retailer 20
-
$5,866 USD
£4,619 GBP
View
B
Retailer 21
-
$5,949 USD
View
B
Retailer 22
-
$6,090 USD
View
B
Retailer 23
-
$6,090 USD
View
B
Retailer 24
-
$6,165 USD
View
B
Retailer 25
-
$6,286 USD
View
B
Retailer 26
-
$6,290 USD
View
B
Retailer 27
-
$6,571 USD
€6,258 EUR
View
B
Retailer 28
-
$7,388 USD
ZAR 119,360 ZAR
View
B
Retailer 29
-
$8,712 USD
View
B
Retailer 30
-
$8,907 USD
£7,013 GBP
View
Most Expensive
B
NZ Jewellers
3a756a26-e7cf-48a9-8c8b-39f5d897f658 · Oct 30
$10,058 USD
View
30 more retailers have this diamond
Prices start from $4,594 USDSave up to $5,464 USD

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
$4,594 USD