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Radiant|Natural|GIA

1.02ct I SI1 Radiant Natural Diamond

EX • I/SI1 • GIA 5242094588

Certificate GIA 5242094588

Diamond specifications and retailer prices

From $1,787 AUD
As of November 6, 2026
Save $4,155 AUD (70%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $5,942 AUD at NZ Jewellers · As of November 5, 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5242094588. Listed at 8 retailers as of November 5, 2026, with prices from $1,787 to $5,942, a $4,155 spread on the same certified stone. NZ Jewellers lists it at $5,942. 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
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Pavilion angle63.95°
OriginNatural
Grading LabGIA
CertificateGIA 5242094588
Dimensions6.69 × 5.12 × 3.55 mm
L/W Ratio1.31
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
6.69 mm5.12 mm1.02 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 5242094588
Side View
Table 66.0%CrownGirdle: MED-STKPavilion 63.95°Culet: NoneDepth 69.4%

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: $5,942 AUD|Low: $1,787 AUD|High: $6,120 AUD|Avg: $3,062 AUD|-2.9%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 7, 2026
Retailer 7$1,787 AUD
Retailer 3$2,364 AUD
Retailer 8$2,436 AUD
Retailer 4$2,486 AUD
Retailer 2$2,511 AUD
Retailer 6$2,708 AUD
Retailer 5$4,256 AUD
NZ Jewellers$5,942 AUD

15 data points across 8 retailers

8 retailers$1,787 AUD to $5,942 AUD

A
Cheapest Retailer
-
$1,787 AUD
A
Retailer 2
-
$2,364 AUD
View
A
Retailer 3
-
$2,436 AUD
View
A
Retailer 4
-
$2,486 AUD
View
A
Retailer 5
-
$2,511 AUD
View
A
Retailer 6
-
$2,708 AUD
View
B+
Retailer 7
-
$4,256 AUD
View
Most Expensive
B
NZ Jewellers
64f10838-0caa-4748-8a5f-5351694ebcb8 · Nov 5
$5,942 AUD
$4,083 USD
View
7 more retailers have this diamond
Prices start from $1,787 AUDSave up to $4,155 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
$1,787 AUD