Oval|Natural|GIA

1.50ct F I1 Oval Natural Diamond

ID • F/I1 • GIA 5231901826

Certificate GIA 5231901826

Diamond specifications and retailer prices

From $8,501 NZD
$4,783 USD
As of November 2, 2026
Save $10,893 NZD (56%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $19,394 NZD at NZ Jewellers · As of November 2, 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 F colour (colourless) and I1 clarity (included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5231901826. Listed at 8 retailers as of November 2, 2026, with prices from $8,501 to $19,394, a $10,893 spread on the same certified stone. NZ Jewellers lists it at $19,394. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
F
Colour
I1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 5231901826
Dimensions9.39 × 6.45 × 3.57 mm
L/W Ratio1.46
Top View
9.39 mm6.45 mm1.50 ctF / I1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 5231901826
Side View
Table 54.0%CrownGirdle: VTK-VTKPavilionCulet: NoneDepth 55.3%

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: $19,394 NZD|Low: $8,501 NZD|High: $19,394 NZD|Avg: $11,925 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 7$8,501 NZD
Retailer 8$9,160 NZD
Retailer 3$10,506 NZD
Retailer 5$10,506 NZD
Retailer 6$10,506 NZD
Retailer 4$12,121 NZD
Retailer 2$12,668 NZD
Retailer 9$13,824 NZD
NZ Jewellers$19,394 NZD

22 data points across 9 retailers

8 retailers$8,501 NZD to $19,394 NZD

A
Cheapest Retailer
-
$8,501 NZD
$4,783 USD
B+
Retailer 2
-
$9,160 NZD
$5,154 USD
View
B+
Retailer 3
-
$10,506 NZD
$5,911 USD
View
B+
Retailer 4
-
$10,506 NZD
$5,911 USD
View
B+
Retailer 5
-
$10,506 NZD
$5,911 USD
View
B
Retailer 6
-
$12,121 NZD
$6,820 USD
View
B
Retailer 7
-
$12,668 NZD
€6,788 EUR
View
Most Expensive
C
NZ Jewellers
4f0cafe5-4e2c-4f73-93c2-1d7e1fc2db91 · Nov 2
$19,394 NZD
$10,912 USD
View
7 more retailers have this diamond
Prices start from $8,501 NZDSave up to $10,893 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
$8,501 NZD