Oval|Natural|GIA

1.50ct F SI1 Oval Natural Diamond

EX • F/SI1 • GIA 2547780164

Certificate GIA 2547780164

Diamond specifications and retailer prices

From $13,225 NZD
CA$10,335 CAD
As of November 2, 2026
Save $11,798 NZD (47%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $25,023 NZD at NZ Jewellers · As of October 27, 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 2547780164. Listed at 17 retailers as of October 27, 2026, with prices from $13,225 to $25,023, a $11,798 spread on the same certified stone. NZ Jewellers lists it at $25,023. 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
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 2547780164
Dimensions9.07 × 6.15 × 4.01 mm
L/W Ratio1.47
Top View
9.07 mm6.15 mm1.50 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 2547780164
Side View
Table 62.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 65.3%

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 2
Current: $25,023 NZD|Low: $11,734 NZD|High: $27,834 NZD|Avg: $15,701 NZD|-10.1%
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
October 28, 2026
Retailer 8$11,734 NZD
Retailer 6$11,821 NZD
Retailer 7$12,512 NZD
Retailer 17$12,512 NZD
Retailer 3$13,225 NZD
Retailer 14$13,554 NZD
Retailer 4$13,755 NZD
Retailer 15$13,763 NZD
Retailer 12$14,042 NZD
Retailer 2$14,061 NZD
Retailer 5$15,342 NZD
Retailer 10$15,640 NZD
Retailer 9$15,839 NZD
Retailer 13$16,260 NZD
Retailer 11$18,217 NZD
Retailer 16$20,879 NZD
NZ Jewellers$25,023 NZD

28 data points across 17 retailers

17 retailers$13,225 NZD to $25,023 NZD

Retailer 1
-
$11,734 NZD
$6,602 USD
Price last confirmed 7 days ago
Retailer 2
-
$11,821 NZD
$6,651 USD
View
Price last confirmed 7 days ago
Retailer 3
-
$12,512 NZD
$7,040 USD
View
Price last confirmed 5 days ago
Retailer 4
-
$12,512 NZD
$7,040 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$13,225 NZD
CA$10,335 CAD
View
Retailer 6
-
$13,554 NZD
$7,626 USD
View
Price last confirmed 7 days ago
B+
Retailer 7
-
$13,755 NZD
$7,739 USD
View
Retailer 8
-
$13,763 NZD
$7,744 USD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$14,042 NZD
£6,221 GBP
View
B+
Retailer 10
-
$14,061 NZD
£6,229 GBP
View
B
Retailer 11
-
$15,342 NZD
$8,632 USD
View
B+
Retailer 12
-
$15,640 NZD
$8,800 USD
View
Retailer 13
-
$15,839 NZD
A$13,710 AUD
View
Price last confirmed 29 days ago
Retailer 14
-
$16,260 NZD
€8,713 EUR
View
Price last confirmed 7 days ago
B
Retailer 15
-
$18,217 NZD
ZAR 165,584 ZAR
View
Retailer 16
-
$20,879 NZD
£9,250 GBP
View
Price last confirmed 7 days ago
Most Expensive
B
NZ Jewellers
6c5269c5-f2a8-44a1-9d79-e6659501d87c · Oct 27
$25,023 NZD
$14,079 USD
View
16 more retailers have this diamond
Prices start from $13,225 NZDSave up to $11,798 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
$13,225 NZD