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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 $12,194 NZD
As of November 6, 2026
Save $15,138 NZD (55%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $27,333 NZD 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 $12,194 to $27,333, a $15,138 spread on the same certified stone. NZ Jewellers lists it at $27,333. 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: $27,333 NZD|Low: $12,194 NZD|High: $27,690 NZD|Avg: $16,065 NZD|-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$12,194 NZD
Retailer 5$12,649 NZD
Retailer 17$12,653 NZD
Retailer 16$12,995 NZD
Retailer 18$13,739 NZD
Retailer 8$14,125 NZD
Retailer 12$14,527 NZD
Retailer 13$14,900 NZD
Retailer 15$14,990 NZD
Retailer 20$15,108 NZD
Retailer 14$15,283 NZD
Retailer 9$16,342 NZD
Retailer 11$16,358 NZD
Retailer 2$16,486 NZD
Retailer 7$16,701 NZD
Retailer 21$16,782 NZD
Retailer 10$16,794 NZD
Retailer 4$18,734 NZD
Retailer 3$19,937 NZD
Retailer 6$22,715 NZD
NZ Jewellers$27,333 NZD

10 data points across 21 retailers

21 retailers$12,194 NZD to $27,333 NZD

A
Cheapest Retailer
-
$12,194 NZD
A
Retailer 2
-
$12,649 NZD
View
A
Retailer 3
-
$12,653 NZD
View
A
Retailer 4
-
$12,995 NZD
View
Final sale: no returns
A
Retailer 5
-
$13,739 NZD
View
B+
Retailer 6
-
$14,125 NZD
View
B+
Retailer 7
-
$14,527 NZD
View
B+
Retailer 8
-
$14,900 NZD
View
B+
Retailer 9
-
$14,990 NZD
View
B+
Retailer 10
-
$15,108 NZD
View
Retailer 11
-
$15,283 NZD
View
Price last confirmed 9 days ago
B+
Retailer 12
-
$16,342 NZD
View
B+
Retailer 13
-
$16,358 NZD
View
B+
Retailer 14
-
$16,486 NZD
View
B+
Retailer 15
-
$16,701 NZD
View
B+
Retailer 16
-
$16,782 NZD
View
B+
Retailer 17
-
$16,794 NZD
View
B+
Retailer 18
-
$18,734 NZD
View
B
Retailer 19
-
$19,937 NZD
View
B
Retailer 20
-
$22,715 NZD
View
Most Expensive
B
NZ Jewellers
6d2e508b-53d2-41e9-a39d-c0b8e141939d · Nov 5
$27,333 NZD
$15,152 USD
View
20 more retailers have this diamond
Prices start from $12,194 NZDSave up to $15,138 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
$12,194 NZD