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Oval|Natural|GIA

1.50ct K SI1 Oval Natural Diamond

EX • K/SI1 • GIA 7438016261

Certificate GIA 7438016261

Diamond specifications and retailer prices

From $4,937 NZD
As of November 4, 2026
Save $6,269 NZD (56%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $11,206 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 7438016261. Listed at 21 retailers as of November 4, 2026, with prices from $4,937 to $11,206, a $6,269 spread on the same certified stone. NZ Jewellers lists it at $11,206. 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
Crown angle46.51°
Pavilion angle40.93°
OriginNatural
Grading LabGIA
CertificateGIA 7438016261
Dimensions8.09 × 6.09 × 4.25 mm
L/W Ratio1.33
Top View
8.09 mm6.09 mm1.50 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7438016261
Side View
Table 61.0%Crown 46.51°Girdle: THK-VTKPavilion 40.93°Culet: NoneDepth 69.7%

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 4
Current: $11,206 NZD|Low: $4,937 NZD|High: $11,348 NZD|Avg: $7,124 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
November 6, 2026
Retailer 19$4,937 NZD
Retailer 3$5,065 NZD
Retailer 17$5,071 NZD
Retailer 8$5,152 NZD
Retailer 15$5,172 NZD
Retailer 11$5,186 NZD
Retailer 7$5,646 NZD
Retailer 10$5,827 NZD
Retailer 5$5,857 NZD
Retailer 18$6,050 NZD
Retailer 2$6,240 NZD
Retailer 4$6,384 NZD
Retailer 13$6,655 NZD
Retailer 6$6,723 NZD
Retailer 12$7,062 NZD
Retailer 14$7,851 NZD
Retailer 9$9,286 NZD
Retailer 16$10,726 NZD
NZ Jewellers$11,206 NZD

33 data points across 19 retailers

21 retailers$4,937 NZD to $11,206 NZD

A
Cheapest Retailer
-
$4,937 NZD
A
Retailer 2
-
$5,065 NZD
View
A
Retailer 3
-
$5,071 NZD
View
A
Retailer 4
-
$5,152 NZD
View
A
Retailer 5
-
$5,172 NZD
View
Retailer 6
-
$5,186 NZD
View
Price last confirmed 16 days ago
A
Retailer 7
-
$5,336 NZD
View
A
Retailer 8
-
$5,646 NZD
View
B+
Retailer 9
-
$5,827 NZD
View
B+
Retailer 10
-
$5,857 NZD
View
B+
Retailer 11
-
$6,050 NZD
View
Retailer 12
-
$6,115 NZD
View
Price last confirmed 8 days ago
A
Retailer 13
-
$6,240 NZD
View
B+
Retailer 14
-
$6,384 NZD
View
A
Retailer 15
-
$6,655 NZD
View
B+
Retailer 16
-
$6,723 NZD
View
B+
Retailer 17
-
$7,062 NZD
View
B+
Retailer 18
-
$7,851 NZD
View
B
Retailer 19
-
$9,286 NZD
View
B
Retailer 20
-
$10,726 NZD
View
Most Expensive
B
NZ Jewellers
9ace773d-1f6b-4621-be2f-312a8e48e714 · Nov 5
$11,206 NZD
$6,212 USD
View
20 more retailers have this diamond
Prices start from $4,937 NZDSave up to $6,269 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
$4,937 NZD