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Radiant|Natural|GIA

1.02ct D SI2 Radiant Natural Diamond

EX • D/SI2 • GIA 1545531586

Certificate GIA 1545531586

Diamond specifications and retailer prices

From $2,787 AUD
As of November 2, 2026
Save $4,091 AUD (59%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $6,878 AUD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.02ct natural radiant diamond

This 1.02ct natural radiant sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1545531586. Listed at 7 retailers as of November 2, 2026, with prices from $2,787 to $6,878, a $4,091 spread on the same certified stone. NZ Jewellers lists it at $6,878. 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

1.02
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45°
Pavilion angle30.47°
OriginNatural
Grading LabGIA
CertificateGIA 1545531586
Dimensions6.72 × 5.06 × 3.29 mm
L/W Ratio1.33
Girdle conditionThick
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
6.72 mm5.06 mm1.02 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1545531586
Side View
Table 68.0%Crown 45°Girdle: STK-THKPavilion 30.47°Culet: NoneDepth 65.1%

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 2
Current: $6,878 AUD|Low: $2,786 AUD|High: $7,078 AUD|Avg: $3,767 AUD|-2.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 7, 2026
Retailer 3$2,787 AUD
Retailer 7$2,802 AUD
Retailer 5$2,819 AUD
Retailer 2$2,950 AUD
Retailer 6$3,014 AUD
Retailer 8$3,448 AUD
Retailer 9$3,580 AUD
Retailer 10$3,864 AUD
Retailer 4$4,940 AUD
NZ Jewellers$6,878 AUD

33 data points across 10 retailers

7 retailers$2,787 AUD to $6,878 AUD

A
Cheapest Retailer
-
$2,787 AUD
A
Retailer 2
-
$2,802 AUD
View
A
Retailer 3
-
$2,819 AUD
View
A
Retailer 4
-
$2,950 AUD
View
A
Retailer 5
-
$3,014 AUD
View
B+
Retailer 6
-
$4,940 AUD
View
Most Expensive
B
NZ Jewellers
04b5bf8f-9846-4bc6-8dbe-88678b7d311b · Nov 3
$6,878 AUD
$4,726 USD
View
6 more retailers have this diamond
Prices start from $2,787 AUDSave up to $4,091 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
1.02ct Radiant
$2,787 AUD