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Radiant|Natural|GIA

1.50ct F SI1 Radiant Natural Diamond

ID • F/SI1 • GIA 6552029030

Certificate GIA 6552029030

Diamond specifications and retailer prices

From $7,179 AUD
As of November 6, 2026
Save $6,204 AUD (46%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $13,384 AUD at NZ Jewellers · As of November 3, 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 F 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 6552029030. Listed at 6 retailers as of November 3, 2026, with prices from $7,179 to $13,384, a $6,204 spread on the same certified stone. NZ Jewellers lists it at $13,384. 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
F
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.88°
Pavilion angle30.89°
OriginNatural
Grading LabGIA
CertificateGIA 6552029030
Dimensions7.16 × 5.65 × 3.89 mm
L/W Ratio1.27
Girdle conditionThick
Key to symbols
Crystal, Feather, Cloud, Needle, Indented Natural, Natural
Top View
7.16 mm5.65 mm1.50 ctF / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552029030
Side View
Table 67.0%Crown 47.88°Girdle: ThickPavilion 30.89°Culet: NoneDepth 68.9%

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 6
Current: $13,384 AUD|Low: $7,179 AUD|High: $13,615 AUD|Avg: $9,264 AUD|-1.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 5$7,179 AUD
Retailer 2$7,487 AUD
Retailer 4$7,488 AUD
Retailer 7$7,888 AUD
Retailer 6$8,153 AUD
Retailer 9$8,645 AUD
Retailer 8$9,086 AUD
Retailer 3$12,745 AUD
NZ Jewellers$13,384 AUD

32 data points across 9 retailers

6 retailers$7,179 AUD to $13,384 AUD

A
Cheapest Retailer
-
$7,179 AUD
A
Retailer 2
-
$7,487 AUD
View
A
Retailer 3
-
$7,488 AUD
View
Retailer 4
-
$8,153 AUD
View
Price last confirmed 29 days ago
B+
Retailer 5
-
$12,745 AUD
View
Most Expensive
B+
NZ Jewellers
d1c4be58-5c4d-4677-90a6-4afdfc0be9d9 · Nov 3
$13,384 AUD
$9,196 USD
View
5 more retailers have this diamond
Prices start from $7,179 AUDSave up to $6,204 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
$7,179 AUD