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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 $6,132 NZD
HK$27,000 HKD
As of November 1, 2026
Save $7,857 NZD (56%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $13,989 NZD 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 $6,132 to $13,989, a $7,857 spread on the same certified stone. NZ Jewellers lists it at $13,989. 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: $13,989 NZD|Low: $6,087 NZD|High: $14,388 NZD|Avg: $8,497 NZD|-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 18$6,132 NZD
Retailer 11$6,426 NZD
Retailer 15$6,555 NZD
Retailer 5$7,159 NZD
Retailer 14$7,328 NZD
Retailer 19$7,594 NZD
Retailer 2$7,725 NZD
Retailer 8$7,808 NZD
Retailer 4$8,029 NZD
Retailer 9$8,029 NZD
Retailer 10$8,029 NZD
Retailer 13$8,214 NZD
Retailer 6$8,268 NZD
Retailer 3$8,294 NZD
Retailer 12$9,082 NZD
Retailer 7$9,264 NZD
Retailer 17$9,869 NZD
Retailer 16$12,788 NZD
NZ Jewellers$13,989 NZD

21 data points across 19 retailers

23 retailers$6,132 NZD to $13,989 NZD

A
Cheapest Retailer
-
$6,132 NZD
HK$27,000 HKD
A
Retailer 2
-
$6,426 NZD
SGD 4,894 SGD
View
A
Retailer 3
-
$6,555 NZD
₹351,832 INR
View
A
Retailer 4
-
$7,159 NZD
$4,035 USD
View
B+
Retailer 5
-
$7,328 NZD
$4,130 USD
View
B+
Retailer 6
-
$7,594 NZD
$4,280 USD
View
B+
Retailer 7
-
$7,667 NZD
$4,321 USD
View
Final sale: no returns
B+
Retailer 8
-
$7,725 NZD
£3,428 GBP
View
B+
Retailer 9
-
$7,727 NZD
$4,355 USD
View
Retailer 10
-
$7,808 NZD
SGD 5,947 SGD
View
Price last confirmed 7 days ago
B+
Retailer 11
-
$8,029 NZD
$4,525 USD
View
B+
Retailer 12
-
$8,029 NZD
$4,525 USD
View
B+
Retailer 13
-
$8,029 NZD
$4,525 USD
View
B+
Retailer 14
-
$8,214 NZD
£3,645 GBP
View
B+
Retailer 15
-
$8,268 NZD
$4,660 USD
View
B+
Retailer 16
-
$8,294 NZD
$4,675 USD
View
Retailer 17
-
$8,372 NZD
A$7,259 AUD
View
Price last confirmed 23 days ago
B+
Retailer 18
-
$9,082 NZD
€4,875 EUR
View
B+
Retailer 19
-
$9,264 NZD
$5,221 USD
View
Retailer 20
-
$9,530 NZD
$5,371 USD
View
Price last confirmed 14 days ago
B
Retailer 21
-
$9,869 NZD
ZAR 89,857 ZAR
View
B
Retailer 22
-
$12,788 NZD
£5,675 GBP
View
Most Expensive
B
NZ Jewellers
252448c4-1b8e-47b9-bb16-5cb133090279 · Oct 30
$13,989 NZD
$7,884 USD
View
22 more retailers have this diamond
Prices start from $6,132 NZDSave up to $7,857 NZD

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
$6,132 NZD