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Radiant|Natural|GIA

1.52ct K SI1 Radiant Natural Diamond

EX • K/SI1 • GIA 1558487036

Certificate GIA 1558487036

Diamond specifications and retailer prices

From $4,672 AUD
As of November 3, 2026
Save $3,749 AUD (45%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $8,421 AUD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.52ct natural radiant diamond

This 1.52ct natural radiant sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1558487036. Listed at 6 retailers as of November 3, 2026, with prices from $4,672 to $8,421, a $3,749 spread on the same certified stone. NZ Jewellers lists it at $8,421. 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

1.52
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle49.65°
Pavilion angle35.86°
OriginNatural
Grading LabGIA
CertificateGIA 1558487036
Dimensions7.53 × 5.80 × 3.93 mm
L/W Ratio1.30
Girdle conditionVery Thick
Key to symbols
Crystal, Cloud, Feather
Top View
7.53 mm5.80 mm1.52 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1558487036
Side View
Table 70.0%Crown 49.65°GirdlePavilion 35.86°CuletDepth 67.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: $8,421 AUD|Low: $4,672 AUD|High: $8,811 AUD|Avg: $5,893 AUD|-4.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 5$4,672 AUD
Retailer 2$4,714 AUD
Retailer 8$4,749 AUD
Retailer 4$4,833 AUD
Retailer 6$5,020 AUD
Retailer 7$5,525 AUD
Retailer 9$6,004 AUD
Retailer 3$8,082 AUD
NZ Jewellers$8,421 AUD

29 data points across 9 retailers

6 retailers$4,672 AUD to $8,421 AUD

A
Cheapest Retailer
-
$4,672 AUD
A
Retailer 2
-
$4,714 AUD
View
A
Retailer 3
-
$4,833 AUD
View
A
Retailer 4
-
$5,020 AUD
View
B
Retailer 5
-
$8,082 AUD
View
Most Expensive
B
NZ Jewellers
2673846b-1706-4c43-a06d-4dc59dbf8617 · Nov 3
$8,421 AUD
$5,786 USD
View
5 more retailers have this diamond
Prices start from $4,672 AUDSave up to $3,749 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
1.52ct Radiant
$4,672 AUD