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Oval|Natural|GIA

1.50ct F SI1 Oval Natural Diamond

EX • F/SI1 • GIA 7546653823

Certificate GIA 7546653823

Diamond specifications and retailer prices

From $10,372 NZD
As of November 3, 2026
Save $8,267 NZD (44%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $18,640 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7546653823. Listed at 8 retailers as of November 2, 2026, with prices from $10,372 to $18,640, a $8,267 spread on the same certified stone. NZ Jewellers lists it at $18,640. 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
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
Crown angle41.13°
Pavilion angle35.07°
OriginNatural
Grading LabGIA
CertificateGIA 7546653823
Dimensions8.55 × 6.34 × 3.91 mm
L/W Ratio1.35
Girdle conditionExtremely Thick
Key to symbols
Twinning Wisp, Crystal, Feather, Indented Natural, Natural
Top View
8.55 mm6.34 mm1.50 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 7546653823
Side View
Table 56.0%Crown 41.13°Girdle: STK-ETKPavilion 35.07°Culet: NoneDepth 61.6%

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 3
Current: $18,640 NZD|Low: $10,372 NZD|High: $18,923 NZD|Avg: $12,743 NZD|-1.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 6$10,372 NZD
Retailer 2$10,427 NZD
Retailer 7$11,144 NZD
Retailer 9$11,144 NZD
Retailer 10$11,184 NZD
Retailer 8$11,323 NZD
Retailer 3$11,942 NZD
Retailer 12$11,987 NZD
Retailer 11$12,660 NZD
Retailer 4$12,685 NZD
Retailer 5$16,419 NZD
NZ Jewellers$18,640 NZD

33 data points across 12 retailers

8 retailers$10,372 NZD to $18,640 NZD

A
Cheapest Retailer
-
$10,372 NZD
A
Retailer 2
-
$10,427 NZD
View
A
Retailer 3
-
$11,144 NZD
View
A
Retailer 4
-
$11,144 NZD
View
Retailer 5
-
$11,184 NZD
View
Price last confirmed 28 days ago
B+
Retailer 6
-
$11,323 NZD
View
B+
Retailer 7
-
$16,419 NZD
View
Most Expensive
B
NZ Jewellers
d091a7ac-3f98-4029-80c6-5e1be766dc66 · Nov 2
$18,640 NZD
$10,333 USD
View
7 more retailers have this diamond
Prices start from $10,372 NZDSave up to $8,267 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
$10,372 NZD