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Radiant|Natural|GIA

1.50ct G SI1 Radiant Natural Diamond

EX • G/SI1 • GIA 2567256777

Certificate GIA 2567256777

Diamond specifications and retailer prices

From $9,709 NZD
$5,472 USD
As of November 1, 2026
Save $9,757 NZD (50%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $19,466 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 2567256777. Listed at 20 retailers as of October 30, 2026, with prices from $9,709 to $19,466, a $9,757 spread on the same certified stone. NZ Jewellers lists it at $19,466. 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
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.47°
OriginNatural
Grading LabGIA
CertificateGIA 2567256777
Dimensions7.54 × 5.79 × 4.02 mm
L/W Ratio1.30
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
7.54 mm5.79 mm1.50 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2567256777
Side View
Table 70.0%Crown 44.47°Girdle: STK-THKPavilionCulet: NoneDepth 69.4%

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: $19,466 NZD|Low: $9,494 NZD|High: $19,917 NZD|Avg: $12,514 NZD|-2.3%
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
November 2, 2026
Retailer 9$9,709 NZD
Retailer 7$10,151 NZD
Retailer 5$10,280 NZD
Retailer 8$10,742 NZD
Retailer 16$10,743 NZD
Retailer 10$10,805 NZD
Retailer 2$10,966 NZD
Retailer 12$11,164 NZD
Retailer 18$11,639 NZD
Retailer 17$11,819 NZD
Retailer 6$11,921 NZD
Retailer 3$12,081 NZD
Retailer 4$12,101 NZD
Retailer 11$12,715 NZD
Retailer 15$13,430 NZD
Retailer 14$14,300 NZD
Retailer 13$17,148 NZD
NZ Jewellers$19,466 NZD

26 data points across 18 retailers

20 retailers$9,709 NZD to $19,466 NZD

A
Cheapest Retailer
-
$9,709 NZD
$5,472 USD
A
Retailer 2
-
$10,105 NZD
$5,695 USD
View
A
Retailer 3
-
$10,151 NZD
$5,721 USD
View
A
Retailer 4
-
$10,280 NZD
$5,794 USD
View
A
Retailer 5
-
$10,742 NZD
$6,054 USD
View
Final sale: no returns
A
Retailer 6
-
$10,743 NZD
$6,055 USD
View
A
Retailer 7
-
$10,805 NZD
$6,090 USD
View
A
Retailer 8
-
$10,966 NZD
£4,867 GBP
View
A
Retailer 9
-
$11,164 NZD
£4,954 GBP
View
A
Retailer 10
-
$11,639 NZD
$6,560 USD
View
A
Retailer 11
-
$11,819 NZD
$6,661 USD
View
A
Retailer 12
-
$11,921 NZD
$6,718 USD
View
Retailer 13
-
$11,943 NZD
A$10,355 AUD
View
Price last confirmed 29 days ago
B+
Retailer 14
-
$12,081 NZD
$6,809 USD
View
B+
Retailer 15
-
$12,101 NZD
$6,820 USD
View
B+
Retailer 16
-
$12,715 NZD
€6,825 EUR
View
B+
Retailer 17
-
$13,430 NZD
$7,569 USD
View
B+
Retailer 18
-
$14,300 NZD
ZAR 130,203 ZAR
View
B+
Retailer 19
-
$17,148 NZD
£7,610 GBP
View
Most Expensive
B
NZ Jewellers
3130d2c9-7bea-41b7-94c5-5d7f143d0cb9 · Oct 30
$19,466 NZD
$10,971 USD
View
19 more retailers have this diamond
Prices start from $9,709 NZDSave up to $9,757 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
$9,709 NZD