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Radiant|Natural|GIA

1.50ct H SI2 Radiant Natural Diamond

EX • H/SI2 • GIA 1555481540

Certificate GIA 1555481540

Diamond specifications and retailer prices

From $7,488 NZD
$4,220 USD
As of November 1, 2026
Save $9,040 NZD (55%) vs most expensive(unlock to see where)
31 retailers carry this diamond
Most expensive: $16,528 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.5ct natural radiant diamond

This 1.5ct natural radiant sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1555481540. Listed at 31 retailers as of October 30, 2026, with prices from $7,488 to $16,528, a $9,040 spread on the same certified stone. NZ Jewellers lists it at $16,528. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1555481540
Dimensions7.64 × 5.79 × 3.83 mm
L/W Ratio1.32
Culet sizeNone
Top View
7.64 mm5.79 mm1.50 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1555481540
Side View
Table 69.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 66.2%

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: $16,528 NZD|Low: $5,760 NZD|High: $16,528 NZD|Avg: $9,351 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
Retailer 20
Retailer 21
Retailer 22
Retailer 23
Retailer 24
Retailer 25
Retailer 26
Retailer 27
Retailer 28
Retailer 29
Retailer 30
Retailer 31
November 2, 2026
Retailer 23$6,285 NZD
Retailer 22$7,239 NZD
Retailer 3$7,488 NZD
Retailer 29$7,615 NZD
Retailer 4$7,720 NZD
Retailer 28$7,806 NZD
Retailer 15$7,807 NZD
Retailer 6$7,903 NZD
Retailer 17$8,263 NZD
Retailer 16$8,746 NZD
Retailer 18$8,813 NZD
Retailer 14$8,867 NZD
Retailer 5$8,951 NZD
Retailer 8$8,951 NZD
Retailer 27$8,951 NZD
Retailer 20$8,982 NZD
Retailer 10$9,106 NZD
Retailer 7$9,413 NZD
Retailer 19$9,459 NZD
Retailer 2$9,573 NZD
Retailer 24$9,641 NZD
Retailer 21$9,830 NZD
Retailer 11$10,025 NZD
Retailer 30$10,025 NZD
Retailer 25$10,318 NZD
Retailer 12$10,330 NZD
Retailer 31$10,362 NZD
Retailer 13$10,550 NZD
Retailer 9$14,310 NZD
Retailer 26$15,737 NZD
NZ Jewellers$16,528 NZD

25 data points across 31 retailers

31 retailers$7,488 NZD to $16,528 NZD

Retailer 1
-
$7,239 NZD
$4,080 USD
Price last confirmed 33 days ago
A
Retailer 2
-
$7,488 NZD
$4,220 USD
View
A
Retailer 3
-
$7,615 NZD
$4,292 USD
View
A
Retailer 4
-
$7,720 NZD
$4,351 USD
View
A
Retailer 5
-
$7,806 NZD
$4,399 USD
View
A
Retailer 6
-
$7,807 NZD
$4,400 USD
View
A
Retailer 7
-
$7,903 NZD
$4,454 USD
View
Retailer 8
-
$8,073 NZD
$4,550 USD
View
Price last confirmed 13 days ago
A
Retailer 9
-
$8,263 NZD
$4,657 USD
View
Final sale: no returns
A
Retailer 10
-
$8,746 NZD
CA$6,846 CAD
View
A
Retailer 11
-
$8,813 NZD
$4,967 USD
View
A
Retailer 12
-
$8,867 NZD
$4,998 USD
View
A
Retailer 13
-
$8,951 NZD
$5,045 USD
View
A
Retailer 14
-
$8,951 NZD
$5,045 USD
View
A
Retailer 15
-
$8,951 NZD
$5,045 USD
View
Retailer 16
-
$8,982 NZD
$5,062 USD
View
Price last confirmed 18 days ago
A
Retailer 17
-
$9,106 NZD
$5,132 USD
View
B+
Retailer 18
-
$9,413 NZD
$5,305 USD
View
B+
Retailer 19
-
$9,459 NZD
$5,331 USD
View
A
Retailer 20
-
$9,573 NZD
£4,248 GBP
View
A
Retailer 21
-
$9,641 NZD
£4,278 GBP
View
B+
Retailer 22
-
$9,830 NZD
$5,540 USD
View
B+
Retailer 23
-
$10,025 NZD
$5,650 USD
View
B+
Retailer 24
-
$10,025 NZD
$5,650 USD
View
Retailer 25
-
$10,318 NZD
$5,815 USD
View
Price last confirmed 34 days ago
B+
Retailer 26
-
$10,330 NZD
$5,822 USD
View
B+
Retailer 27
-
$10,362 NZD
$5,840 USD
View
B+
Retailer 28
-
$10,550 NZD
€5,663 EUR
View
B
Retailer 29
-
$14,310 NZD
$8,065 USD
View
B
Retailer 30
-
$15,737 NZD
£6,984 GBP
View
Most Expensive
B
NZ Jewellers
09fa61c0-22d8-4af2-8ac4-731a35f8957b · Oct 30
$16,528 NZD
$9,315 USD
View
30 more retailers have this diamond
Prices start from $7,488 NZDSave up to $9,040 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 Radiant
$7,488 NZD