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Round|Natural|GIA

1.50ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 2437941895

Certificate GIA 2437941895

Diamond specifications and retailer prices

From $8,767 NZD
As of November 1, 2026
Save $10,362 NZD (54%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $19,129 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2437941895. Listed at 20 retailers as of November 1, 2026, with prices from $8,767 to $19,129, a $10,362 spread on the same certified stone. NZ Jewellers lists it at $19,129. 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
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle32°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2437941895
Dimensions7.53 × 7.51 × 4.43 mm
L/W Ratio1.00
Star length55%
Lower girdle80%
Top View
7.53 mm7.51 mm1.50 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2437941895
Side View
Table 60.0%Crown 32°Girdle: THN-MEDPavilion 41.2°Culet: NoneDepth 58.9%

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 1
Current: $19,129 NZD|Low: $7,970 NZD|High: $19,129 NZD|Avg: $11,841 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 6$8,767 NZD
Retailer 9$9,036 NZD
Retailer 7$9,564 NZD
Retailer 3$10,362 NZD
Retailer 8$10,362 NZD
Retailer 11$10,362 NZD
Retailer 4$10,789 NZD
Retailer 10$11,954 NZD
Retailer 2$12,470 NZD
Retailer 5$16,848 NZD
NZ Jewellers$19,129 NZD

40 data points across 11 retailers

20 retailers$8,767 NZD to $19,129 NZD

A
Cheapest Retailer
-
$8,767 NZD
A
Retailer 2
-
$9,036 NZD
View
A
Retailer 3
-
$9,564 NZD
View
Final sale: no returns
B+
Retailer 4
-
$9,644 NZD
View
B+
Retailer 5
-
$10,228 NZD
View
Retailer 6
-
$10,362 NZD
View
Price last confirmed 61 days ago
Retailer 7
-
$10,362 NZD
View
Price last confirmed 9 days ago
B+
Retailer 8
-
$10,362 NZD
View
B+
Retailer 9
-
$10,362 NZD
View
B+
Retailer 10
-
$10,789 NZD
View
Retailer 11
-
$11,954 NZD
View
Price last confirmed 61 days ago
B+
Retailer 12
-
$11,954 NZD
View
B+
Retailer 13
-
$12,176 NZD
View
B+
Retailer 14
-
$12,176 NZD
View
B+
Retailer 15
-
$12,470 NZD
View
B
Retailer 16
-
$12,573 NZD
View
Retailer 17
-
$12,609 NZD
View
Price last confirmed 15 days ago
B
Retailer 18
-
$16,848 NZD
View
Retailer 19
-
$19,129 NZD
View
Price last confirmed 67 days ago
Most Expensive
B
NZ Jewellers
f5b21acb-355f-411f-94aa-4443eb092c36 · Nov 5
$19,129 NZD
$10,604 USD
View
19 more retailers have this diamond
Prices start from $8,767 NZDSave up to $10,362 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 Round
$8,767 NZD