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Radiant|Natural|GIA

1.50ct G SI1 Radiant Natural Diamond

ID • G/SI1 • GIA 2546064937

Certificate GIA 2546064937

Diamond specifications and retailer prices

From $10,843 NZD
$6,111 USD
As of November 2, 2026
Save $13,117 NZD (55%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: $23,960 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 G 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 2546064937. Listed at 28 retailers as of October 30, 2026, with prices from $10,843 to $23,960, a $13,117 spread on the same certified stone. NZ Jewellers lists it at $23,960. 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
G
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle47.23°
Pavilion angle30.37°
OriginNatural
Grading LabGIA
CertificateGIA 2546064937
Dimensions7.18 × 5.66 × 3.95 mm
L/W Ratio1.27
Top View
7.18 mm5.66 mm1.50 ctG / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2546064937
Side View
Table 65.0%Crown 47.23°Girdle: THK-VTKPavilion 30.37°Culet: NoneDepth 69.9%

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 2
Current: $23,960 NZD|Low: $9,451 NZD|High: $23,960 NZD|Avg: $14,387 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
November 2, 2026
Retailer 4$10,843 NZD
Retailer 12$11,342 NZD
Retailer 14$11,978 NZD
Retailer 3$11,980 NZD
Retailer 5$12,979 NZD
Retailer 8$13,145 NZD
Retailer 15$13,178 NZD
Retailer 16$13,231 NZD
Retailer 9$13,512 NZD
Retailer 13$13,727 NZD
Retailer 7$14,450 NZD
Retailer 2$14,798 NZD
Retailer 6$14,975 NZD
Retailer 11$17,599 NZD
Retailer 10$19,965 NZD
NZ Jewellers$23,960 NZD

45 data points across 16 retailers

28 retailers$10,843 NZD to $23,960 NZD

A
Cheapest Retailer
-
$10,843 NZD
$6,111 USD
A
Retailer 2
-
$11,102 NZD
$6,257 USD
View
A
Retailer 3
-
$11,134 NZD
A$9,654 AUD
View
A
Retailer 4
-
$11,320 NZD
$6,380 USD
View
A
Retailer 5
-
$11,342 NZD
$6,392 USD
View
A
Retailer 6
-
$11,483 NZD
$6,472 USD
View
B+
Retailer 7
-
$11,978 NZD
$6,751 USD
View
Final sale: no returns
B+
Retailer 8
-
$11,980 NZD
$6,752 USD
View
B+
Retailer 9
-
$11,994 NZD
$6,760 USD
View
B+
Retailer 10
-
$12,756 NZD
$7,189 USD
View
B+
Retailer 11
-
$12,979 NZD
$7,315 USD
View
B+
Retailer 12
-
$13,145 NZD
A$11,398 AUD
View
Retailer 13
-
$13,151 NZD
$7,412 USD
View
Price last confirmed 10 days ago
B+
Retailer 14
-
$13,178 NZD
$7,427 USD
View
B+
Retailer 15
-
$13,231 NZD
$7,457 USD
View
B+
Retailer 16
-
$13,431 NZD
$7,570 USD
View
B+
Retailer 17
-
$13,512 NZD
£5,997 GBP
View
Retailer 18
-
$13,727 NZD
A$11,902 AUD
View
Price last confirmed 11 days ago
B+
Retailer 19
-
$14,336 NZD
$8,080 USD
View
B+
Retailer 20
-
$14,336 NZD
$8,080 USD
View
B+
Retailer 21
-
$14,450 NZD
$8,144 USD
View
B+
Retailer 22
-
$14,491 NZD
$8,167 USD
View
B+
Retailer 23
-
$14,798 NZD
€7,943 EUR
View
B+
Retailer 24
-
$14,815 NZD
$8,350 USD
View
B
Retailer 25
-
$14,975 NZD
$8,440 USD
View
B
Retailer 26
-
$17,599 NZD
ZAR 160,239 ZAR
View
B
Retailer 27
-
$19,965 NZD
£8,860 GBP
View
Most Expensive
B
NZ Jewellers
90e3d10c-8dc7-49b4-9cc6-aea678289981 · Oct 30
$23,960 NZD
$13,504 USD
View
27 more retailers have this diamond
Prices start from $10,843 NZDSave up to $13,117 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
$10,843 NZD