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Oval|Natural|GIA

1.50ct J SI1 Oval Natural Diamond

EX • J/SI1 • GIA 7551849289

Certificate GIA 7551849289

Diamond specifications and retailer prices

From $8,064 NZD
$4,545 USD
As of November 1, 2026
Save $9,782 NZD (55%) vs most expensive(unlock to see where)
31 retailers carry this diamond
Most expensive: $17,846 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 7551849289. Listed at 31 retailers as of October 30, 2026, with prices from $8,064 to $17,846, a $9,782 spread on the same certified stone. NZ Jewellers lists it at $17,846. 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
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

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $17,846 NZD|Low: $8,064 NZD|High: $17,846 NZD|Avg: $10,599 NZD
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
Retailer 22
Retailer 23
Retailer 24
Retailer 25
Retailer 26
Retailer 27
Retailer 28
Retailer 29
Retailer 30
Retailer 31
November 2, 2026
Retailer 26$8,064 NZD
Retailer 7$8,151 NZD
Retailer 9$8,336 NZD
Retailer 16$8,430 NZD
Retailer 31$8,431 NZD
Retailer 10$8,537 NZD
Retailer 15$8,921 NZD
Retailer 14$9,049 NZD
Retailer 3$9,318 NZD
Retailer 17$9,462 NZD
Retailer 29$9,556 NZD
Retailer 4$9,666 NZD
Retailer 19$9,666 NZD
Retailer 30$9,666 NZD
Retailer 8$9,837 NZD
Retailer 21$10,116 NZD
Retailer 20$10,128 NZD
Retailer 25$10,232 NZD
Retailer 2$10,266 NZD
Retailer 24$10,407 NZD
Retailer 23$10,555 NZD
Retailer 5$10,805 NZD
Retailer 18$10,805 NZD
Retailer 22$10,939 NZD
Retailer 12$11,153 NZD
Retailer 11$11,160 NZD
Retailer 13$11,655 NZD
Retailer 28$13,109 NZD
Retailer 6$15,458 NZD
Retailer 27$15,719 NZD
NZ Jewellers$17,846 NZD

24 data points across 31 retailers

31 retailers$8,064 NZD to $17,846 NZD

B+
Cheapest Retailer
-
$8,064 NZD
$4,545 USD
B+
Retailer 2
-
$8,151 NZD
$4,594 USD
View
B+
Retailer 3
-
$8,336 NZD
$4,698 USD
View
B+
Retailer 4
-
$8,430 NZD
$4,751 USD
View
B+
Retailer 5
-
$8,431 NZD
$4,752 USD
View
B+
Retailer 6
-
$8,537 NZD
$4,811 USD
View
B+
Retailer 7
-
$8,921 NZD
$5,028 USD
View
Final sale: no returns
B+
Retailer 8
-
$9,049 NZD
$5,100 USD
View
B+
Retailer 9
-
$9,318 NZD
CA$7,294 CAD
View
B
Retailer 10
-
$9,462 NZD
$5,333 USD
View
B
Retailer 11
-
$9,556 NZD
$5,386 USD
View
B
Retailer 12
-
$9,666 NZD
$5,448 USD
View
B
Retailer 13
-
$9,666 NZD
$5,448 USD
View
B
Retailer 14
-
$9,666 NZD
$5,448 USD
View
B
Retailer 15
-
$9,837 NZD
$5,544 USD
View
B+
Retailer 16
-
$10,116 NZD
$5,702 USD
View
B+
Retailer 17
-
$10,128 NZD
$5,708 USD
View
Retailer 18
-
$10,232 NZD
A$8,872 AUD
View
Price last confirmed 35 days ago
B+
Retailer 19
-
$10,266 NZD
£4,556 GBP
View
B+
Retailer 20
-
$10,407 NZD
£4,619 GBP
View
B
Retailer 21
-
$10,555 NZD
$5,949 USD
View
B
Retailer 22
-
$10,805 NZD
$6,090 USD
View
B
Retailer 23
-
$10,805 NZD
$6,090 USD
View
B
Retailer 24
-
$10,939 NZD
$6,165 USD
View
B
Retailer 25
-
$11,153 NZD
$6,286 USD
View
B
Retailer 26
-
$11,160 NZD
$6,290 USD
View
B
Retailer 27
-
$11,655 NZD
€6,256 EUR
View
B
Retailer 28
-
$13,109 NZD
ZAR 119,360 ZAR
View
B
Retailer 29
-
$15,458 NZD
$8,712 USD
View
B
Retailer 30
-
$15,719 NZD
£6,976 GBP
View
Most Expensive
B
NZ Jewellers
3a756a26-e7cf-48a9-8c8b-39f5d897f658 · Oct 30
$17,846 NZD
$10,058 USD
View
30 more retailers have this diamond
Prices start from $8,064 NZDSave up to $9,782 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.

B+
1.50ct Oval
$8,064 NZD