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Oval|Natural|GIA

1.50ct J SI1 Oval Natural Diamond

ID • J/SI1 • GIA 7528704108

Certificate GIA 7528704108

Diamond specifications and retailer prices

From $4,920 AUD
HK$27,000 HKD
As of November 1, 2026
Save $6,304 AUD (56%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $11,224 AUD 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 7528704108. Listed at 23 retailers as of October 30, 2026, with prices from $4,920 to $11,224, a $6,304 spread on the same certified stone. NZ Jewellers lists it at $11,224. 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
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7528704108
Dimensions8.83 × 6.45 × 3.98 mm
L/W Ratio1.37
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Needle, Pinpoint
Top View
8.83 mm6.45 mm1.50 ctJ / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7528704108
Side View
Table 63.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 61.7%

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: Nov 1
Current: $11,224 AUD|Low: $4,884 AUD|High: $11,544 AUD|Avg: $6,815 AUD|-2.8%
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 2, 2026
Retailer 17$4,920 AUD
Retailer 11$5,156 AUD
Retailer 13$5,259 AUD
Retailer 5$5,744 AUD
Retailer 12$5,879 AUD
Retailer 18$6,093 AUD
Retailer 14$6,198 AUD
Retailer 8$6,265 AUD
Retailer 4$6,442 AUD
Retailer 9$6,442 AUD
Retailer 10$6,442 AUD
Retailer 2$6,590 AUD
Retailer 6$6,634 AUD
Retailer 3$6,655 AUD
Retailer 19$7,290 AUD
Retailer 7$7,433 AUD
Retailer 16$7,918 AUD
Retailer 15$10,260 AUD
NZ Jewellers$11,224 AUD

21 data points across 19 retailers

23 retailers$4,920 AUD to $11,224 AUD

A
Cheapest Retailer
-
$4,920 AUD
HK$27,000 HKD
A
Retailer 2
-
$5,156 AUD
SGD 4,894 SGD
View
A
Retailer 3
-
$5,259 AUD
₹351,832 INR
View
A
Retailer 4
-
$5,744 AUD
$4,035 USD
View
B+
Retailer 5
-
$5,879 AUD
$4,130 USD
View
B+
Retailer 6
-
$6,093 AUD
$4,280 USD
View
B+
Retailer 7
-
$6,151 AUD
$4,321 USD
View
Final sale: no returns
B+
Retailer 8
-
$6,198 AUD
£3,428 GBP
View
B+
Retailer 9
-
$6,200 AUD
$4,355 USD
View
B+
Retailer 10
-
$6,265 AUD
SGD 5,947 SGD
View
B+
Retailer 11
-
$6,442 AUD
$4,525 USD
View
B+
Retailer 12
-
$6,442 AUD
$4,525 USD
View
B+
Retailer 13
-
$6,442 AUD
$4,525 USD
View
B+
Retailer 14
-
$6,590 AUD
£3,645 GBP
View
B+
Retailer 15
-
$6,634 AUD
$4,660 USD
View
B+
Retailer 16
-
$6,655 AUD
$4,675 USD
View
Retailer 17
-
$6,717 AUD
View
Price last confirmed 23 days ago
B+
Retailer 18
-
$7,290 AUD
€4,877 EUR
View
B+
Retailer 19
-
$7,433 AUD
$5,221 USD
View
Retailer 20
-
$7,646 AUD
$5,371 USD
View
Price last confirmed 14 days ago
B
Retailer 21
-
$7,918 AUD
ZAR 89,857 ZAR
View
B
Retailer 22
-
$10,260 AUD
£5,675 GBP
View
Most Expensive
B
NZ Jewellers
252448c4-1b8e-47b9-bb16-5cb133090279 · Oct 30
$11,224 AUD
$7,884 USD
View
22 more retailers have this diamond
Prices start from $4,920 AUDSave up to $6,304 AUD

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
$4,920 AUD