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Oval|Natural|GIA

1.50ct K SI1 Oval Natural Diamond

EX • K/SI1 • GIA 3565306369

Certificate GIA 3565306369

Diamond specifications and retailer prices

From $5,172 NZD
As of November 6, 2026
Save $6,777 NZD (57%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $11,949 NZD at NZ Jewellers · As of November 5, 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 3565306369. Listed at 18 retailers as of November 5, 2026, with prices from $5,172 to $11,949, a $6,777 spread on the same certified stone. NZ Jewellers lists it at $11,949. 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
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 3565306369
Dimensions8.82 × 6.44 × 4.08 mm
L/W Ratio1.37
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Indented Natural, Cavity, Needle
Top View
8.82 mm6.44 mm1.50 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 3565306369
Side View
Table 61.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 63.4%

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 6
Current: $11,949 NZD|Low: $5,172 NZD|High: $11,949 NZD|Avg: $7,460 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
November 6, 2026
Retailer 13$5,172 NZD
Retailer 9$5,219 NZD
Retailer 2$5,446 NZD
Retailer 6$6,187 NZD
Retailer 7$6,653 NZD
Retailer 5$6,858 NZD
Retailer 14$6,858 NZD
Retailer 10$7,098 NZD
Retailer 3$7,122 NZD
Retailer 4$7,914 NZD
Retailer 12$8,027 NZD
Retailer 8$8,372 NZD
Retailer 11$11,440 NZD
NZ Jewellers$11,949 NZD

26 data points across 14 retailers

18 retailers$5,172 NZD to $11,949 NZD

A
Cheapest Retailer
-
$5,172 NZD
A
Retailer 2
-
$5,219 NZD
View
A
Retailer 3
-
$5,446 NZD
View
Retailer 4
-
$6,187 NZD
View
Price last confirmed 16 days ago
B+
Retailer 5
-
$6,211 NZD
View
B+
Retailer 6
-
$6,297 NZD
View
B+
Retailer 7
-
$6,305 NZD
View
A
Retailer 8
-
$6,653 NZD
View
B+
Retailer 9
-
$6,858 NZD
View
Retailer 10
-
$6,858 NZD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$7,098 NZD
View
B+
Retailer 12
-
$7,122 NZD
View
B+
Retailer 13
-
$7,122 NZD
View
B+
Retailer 14
-
$7,914 NZD
View
B+
Retailer 15
-
$8,027 NZD
View
B+
Retailer 16
-
$8,372 NZD
View
B
Retailer 17
-
$11,440 NZD
View
Most Expensive
B
NZ Jewellers
b986c585-85e7-4018-a6ad-fef76a073818 · Nov 5
$11,949 NZD
$6,624 USD
View
17 more retailers have this diamond
Prices start from $5,172 NZDSave up to $6,777 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
$5,172 NZD