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Oval|Natural|GIA

1.50ct H SI1 Oval Natural Diamond

EX • H/SI1 • GIA 3545039330

Certificate GIA 3545039330

Diamond specifications and retailer prices

From $11,678 NZD
As of November 6, 2026
Save $14,637 NZD (56%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $26,315 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 3545039330. Listed at 25 retailers as of November 5, 2026, with prices from $11,678 to $26,315, a $14,637 spread on the same certified stone. NZ Jewellers lists it at $26,315. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 3545039330
Dimensions9.25 × 6.44 × 3.91 mm
L/W Ratio1.44
Top View
9.25 mm6.44 mm1.50 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 3545039330
Side View
Table 59.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 60.7%

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 6
Current: $16,246 NZD|Low: $12,077 NZD|High: $22,190 NZD|Avg: $15,779 NZD|-4.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 6$12,077 NZD
Retailer 8$12,586 NZD
Retailer 2$14,518 NZD
Retailer 4$14,732 NZD
Retailer 7$14,898 NZD
Retailer 1$16,246 NZD
Retailer 3$19,195 NZD
Retailer 5$21,867 NZD

36 data points across 8 retailers

25 retailers$11,678 NZD to $26,315 NZD

B+
Cheapest Retailer
-
$11,678 NZD
B+
Retailer 2
-
$12,077 NZD
View
B+
Retailer 3
-
$12,214 NZD
View
B+
Retailer 4
-
$12,321 NZD
View
B+
Retailer 5
-
$12,586 NZD
View
Final sale: no returns
B+
Retailer 6
-
$12,636 NZD
View
B
Retailer 7
-
$13,001 NZD
View
B
Retailer 8
-
$13,141 NZD
View
Retailer 9
-
$13,158 NZD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$13,628 NZD
View
B
Retailer 11
-
$14,254 NZD
View
B
Retailer 12
-
$14,473 NZD
View
B+
Retailer 13
-
$14,518 NZD
View
B
Retailer 14
-
$14,561 NZD
View
B
Retailer 15
-
$14,716 NZD
View
B
Retailer 16
-
$14,732 NZD
View
Retailer 17
-
$14,898 NZD
View
Price last confirmed 15 days ago
B
Retailer 18
-
$15,082 NZD
View
B
Retailer 19
-
$15,903 NZD
View
B
Retailer 20
-
$16,246 NZD
View
B
Retailer 21
-
$16,446 NZD
View
B
Retailer 22
-
$17,370 NZD
View
B
Retailer 23
-
$19,195 NZD
View
B
Retailer 24
-
$21,867 NZD
View
Most Expensive
B
NZ Jewellers
803b07d0-0b9c-462c-9c59-ba5552816e66 · Nov 5
$26,315 NZD
$14,588 USD
View
24 more retailers have this diamond
Prices start from $11,678 NZDSave up to $14,637 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
$11,678 NZD