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Radiant|Natural|GIA

1.50ct D SI1 Radiant Natural Diamond

EX • D/SI1 • GIA 6561717297

Certificate GIA 6561717297

Diamond specifications and retailer prices

From $9,839 AUD
As of November 6, 2026
Save $12,214 AUD (55%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $22,052 AUD at NZ Jewellers · As of November 5, 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6561717297. Listed at 21 retailers as of November 5, 2026, with prices from $9,839 to $22,052, a $12,214 spread on the same certified stone. NZ Jewellers lists it at $22,052. 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
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6561717297
Dimensions8.00 × 5.72 × 3.79 mm
L/W Ratio1.40
Girdle conditionPolished
Culet sizeNone
Key to symbols
Crystal, Feather, Indented Natural
Top View
8.00 mm5.72 mm1.50 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6561717297
Side View
Table 65.0%CrownGirdle: ThickPavilionCulet: 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 6
Current: $22,052 AUD|Low: $9,839 AUD|High: $22,340 AUD|Avg: $12,961 AUD|-1.3%
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
Retailer 19
Retailer 20
Retailer 21
November 7, 2026
Retailer 19$9,839 AUD
Retailer 5$10,205 AUD
Retailer 17$10,208 AUD
Retailer 16$10,485 AUD
Retailer 18$11,084 AUD
Retailer 8$11,396 AUD
Retailer 12$11,720 AUD
Retailer 13$12,022 AUD
Retailer 15$12,094 AUD
Retailer 20$12,189 AUD
Retailer 14$12,330 AUD
Retailer 9$13,184 AUD
Retailer 11$13,198 AUD
Retailer 2$13,301 AUD
Retailer 7$13,474 AUD
Retailer 21$13,540 AUD
Retailer 10$13,550 AUD
Retailer 4$15,114 AUD
Retailer 3$16,085 AUD
Retailer 6$18,326 AUD
NZ Jewellers$22,052 AUD

10 data points across 21 retailers

21 retailers$9,839 AUD to $22,052 AUD

A
Cheapest Retailer
-
$9,839 AUD
A
Retailer 2
-
$10,205 AUD
View
A
Retailer 3
-
$10,208 AUD
View
A
Retailer 4
-
$10,485 AUD
View
Final sale: no returns
A
Retailer 5
-
$11,084 AUD
View
B+
Retailer 6
-
$11,396 AUD
View
B+
Retailer 7
-
$11,720 AUD
View
B+
Retailer 8
-
$12,022 AUD
View
B+
Retailer 9
-
$12,094 AUD
View
B+
Retailer 10
-
$12,189 AUD
View
Retailer 11
-
$12,330 AUD
View
Price last confirmed 9 days ago
B+
Retailer 12
-
$13,184 AUD
View
B+
Retailer 13
-
$13,198 AUD
View
B+
Retailer 14
-
$13,301 AUD
View
B+
Retailer 15
-
$13,474 AUD
View
B+
Retailer 16
-
$13,540 AUD
View
B+
Retailer 17
-
$13,550 AUD
View
B+
Retailer 18
-
$15,114 AUD
View
B
Retailer 19
-
$16,085 AUD
View
B
Retailer 20
-
$18,326 AUD
View
Most Expensive
B
NZ Jewellers
6d2e508b-53d2-41e9-a39d-c0b8e141939d · Nov 5
$22,052 AUD
$15,152 USD
View
20 more retailers have this diamond
Prices start from $9,839 AUDSave up to $12,214 AUD

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
$9,839 AUD