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Oval|Natural|GIA

1.50ct J SI1 Oval Natural Diamond

ID • J/SI1 • GIA 6555650202

Certificate GIA 6555650202

Diamond specifications and retailer prices

From $6,483 NZD
$3,654 USD
As of November 2, 2026
Save $7,394 NZD (53%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $13,877 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 6555650202. Listed at 22 retailers as of October 30, 2026, with prices from $6,483 to $13,877, a $7,394 spread on the same certified stone. NZ Jewellers lists it at $13,877. 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
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6555650202
Dimensions8.65 × 6.19 × 3.96 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Feather, Crystal, Indented Natural, Natural
Top View
8.65 mm6.19 mm1.50 ctJ / SI1
OriginNatural
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6555650202
Side View
Table 62.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 64.0%

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 2
Current: $13,877 NZD|Low: $6,483 NZD|High: $14,381 NZD|Avg: $8,636 NZD|-3.5%
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
Retailer 20
Retailer 21
November 2, 2026
Retailer 10$6,483 NZD
Retailer 5$6,661 NZD
Retailer 6$6,763 NZD
Retailer 18$6,769 NZD
Retailer 7$7,177 NZD
Retailer 20$7,193 NZD
Retailer 3$7,216 NZD
Retailer 4$7,216 NZD
Retailer 21$7,216 NZD
Retailer 16$7,319 NZD
Retailer 2$7,663 NZD
Retailer 9$7,903 NZD
Retailer 15$8,149 NZD
Retailer 19$8,327 NZD
Retailer 8$8,356 NZD
Retailer 14$8,375 NZD
Retailer 13$8,598 NZD
Retailer 17$9,791 NZD
Retailer 11$10,859 NZD
Retailer 12$13,164 NZD
NZ Jewellers$13,877 NZD

23 data points across 21 retailers

22 retailers$6,483 NZD to $13,877 NZD

A
Cheapest Retailer
-
$6,483 NZD
$3,654 USD
A
Retailer 2
-
$6,661 NZD
$3,754 USD
View
Final sale: no returns
A
Retailer 3
-
$6,763 NZD
$3,812 USD
View
A
Retailer 4
-
$6,769 NZD
$3,815 USD
View
B+
Retailer 5
-
$7,177 NZD
$4,045 USD
View
B+
Retailer 6
-
$7,193 NZD
$4,054 USD
View
B+
Retailer 7
-
$7,216 NZD
$4,067 USD
View
B+
Retailer 8
-
$7,216 NZD
$4,067 USD
View
B+
Retailer 9
-
$7,216 NZD
$4,067 USD
View
B+
Retailer 10
-
$7,319 NZD
$4,125 USD
View
B+
Retailer 11
-
$7,663 NZD
£3,401 GBP
View
B+
Retailer 12
-
$7,903 NZD
$4,454 USD
View
B+
Retailer 13
-
$8,149 NZD
£3,616 GBP
View
Retailer 14
-
$8,321 NZD
A$7,215 AUD
View
Price last confirmed 23 days ago
B+
Retailer 15
-
$8,327 NZD
$4,693 USD
View
B+
Retailer 16
-
$8,356 NZD
$4,709 USD
View
Retailer 17
-
$8,375 NZD
$4,720 USD
View
Price last confirmed 17 days ago
B+
Retailer 18
-
$8,598 NZD
€4,615 EUR
View
B
Retailer 19
-
$9,791 NZD
ZAR 89,144 ZAR
View
B
Retailer 20
-
$10,859 NZD
$6,120 USD
View
B
Retailer 21
-
$13,164 NZD
£5,842 GBP
View
Most Expensive
B
NZ Jewellers
eea088da-c988-4125-ad18-59a278d9a39f · Oct 30
$13,877 NZD
$7,821 USD
View
21 more retailers have this diamond
Prices start from $6,483 NZDSave up to $7,394 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
$6,483 NZD