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Radiant|Natural|GIA

1.02ct H SI1 Radiant Natural Diamond

EX • H/SI1 • GIA 3545604063

Certificate GIA 3545604063

Diamond specifications and retailer prices

From $2,353 AUD
$1,649 USD
As of November 1, 2026
Save $4,122 AUD (64%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $6,475 AUD at NZ Jewellers · As of October 30, 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 H 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 3545604063. Listed at 17 retailers as of October 30, 2026, with prices from $2,353 to $6,475, a $4,122 spread on the same certified stone. NZ Jewellers lists it at $6,475. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.31°
OriginNatural
Grading LabGIA
CertificateGIA 3545604063
Dimensions6.77 × 5.09 × 3.49 mm
L/W Ratio1.33
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
6.77 mm5.09 mm1.02 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3545604063
Side View
Table 68.0%Crown 47.31°GirdlePavilionCulet: NoneDepth 68.6%

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 1
Current: $6,475 AUD|Low: $2,353 AUD|High: $6,861 AUD|Avg: $3,270 AUD|-5.6%
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
November 2, 2026
Retailer 13$2,353 AUD
Retailer 5$2,419 AUD
Retailer 6$2,450 AUD
Retailer 2$2,589 AUD
Retailer 16$2,653 AUD
Retailer 3$2,654 AUD
Retailer 8$2,654 AUD
Retailer 12$2,725 AUD
Retailer 7$2,777 AUD
Retailer 4$2,851 AUD
Retailer 10$2,911 AUD
Retailer 14$3,064 AUD
Retailer 15$3,232 AUD
Retailer 9$3,624 AUD
Retailer 11$4,650 AUD
NZ Jewellers$6,475 AUD

25 data points across 16 retailers

17 retailers$2,353 AUD to $6,475 AUD

A
Cheapest Retailer
-
$2,353 AUD
$1,649 USD
A
Retailer 2
-
$2,419 AUD
$1,695 USD
View
A
Retailer 3
-
$2,450 AUD
$1,717 USD
View
Final sale: no returns
A
Retailer 4
-
$2,589 AUD
£1,429 GBP
View
A
Retailer 5
-
$2,653 AUD
$1,859 USD
View
A
Retailer 6
-
$2,654 AUD
$1,860 USD
View
A
Retailer 7
-
$2,654 AUD
$1,860 USD
View
A
Retailer 8
-
$2,725 AUD
$1,910 USD
View
A
Retailer 9
-
$2,777 AUD
$1,946 USD
View
A
Retailer 10
-
$2,851 AUD
$1,998 USD
View
A
Retailer 11
-
$2,911 AUD
£1,606 GBP
View
B+
Retailer 12
-
$3,064 AUD
$2,147 USD
View
B+
Retailer 13
-
$3,232 AUD
ZAR 36,596 ZAR
View
Retailer 14
-
$3,566 AUD
View
Price last confirmed 27 days ago
B+
Retailer 15
-
$3,624 AUD
€2,419 EUR
View
B
Retailer 16
-
$4,650 AUD
£2,566 GBP
View
Most Expensive
B
NZ Jewellers
64f5a244-8d23-46a1-b00e-f16356eebc29 · Oct 30
$6,475 AUD
$4,538 USD
View
16 more retailers have this diamond
Prices start from $2,353 AUDSave up to $4,122 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
$2,353 AUD