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Radiant|Natural|GIA

1.02ct E SI1 Radiant Natural Diamond

EX • E/SI1 • GIA 1545268574

Certificate GIA 1545268574

Diamond specifications and retailer prices

From $3,238 AUD
₹216,620 INR
As of October 29, 2026
Save $5,726 AUD (64%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $8,963 AUD at NZ Jewellers · As of October 27, 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 E 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 1545268574. Listed at 17 retailers as of October 27, 2026, with prices from $3,238 to $8,963, a $5,726 spread on the same certified stone. NZ Jewellers lists it at $8,963. 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
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1545268574
Dimensions6.60 × 5.05 × 3.52 mm
L/W Ratio1.31
Top View
6.60 mm5.05 mm1.02 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1545268574
Side View
Table 70.0%CrownGirdle: THK-THKPavilionCulet: NoneDepth 69.7%

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: Oct 29
Current: $4,570 AUD|Low: $3,216 AUD|High: $7,256 AUD|Avg: $4,504 AUD|+1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 5$3,238 AUD
Retailer 12$3,661 AUD
Retailer 10$3,839 AUD
Retailer 9$3,956 AUD
Retailer 11$4,178 AUD
Retailer 6$4,206 AUD
Retailer 2$4,287 AUD
Retailer 4$4,452 AUD
Retailer 1$4,570 AUD
Retailer 3$4,580 AUD
Retailer 8$5,220 AUD
Retailer 7$7,207 AUD

30 data points across 12 retailers

17 retailers$3,238 AUD to $8,963 AUD

A
Cheapest Retailer
-
$3,238 AUD
₹216,620 INR
A
Retailer 2
-
$3,661 AUD
$2,572 USD
View
B+
Retailer 3
-
$3,839 AUD
$2,697 USD
View
B+
Retailer 4
-
$3,956 AUD
$2,779 USD
View
Final sale: no returns
B+
Retailer 5
-
$4,178 AUD
$2,935 USD
View
B+
Retailer 6
-
$4,206 AUD
£2,327 GBP
View
B+
Retailer 7
-
$4,287 AUD
$3,012 USD
View
B+
Retailer 8
-
$4,287 AUD
$3,012 USD
View
B+
Retailer 9
-
$4,452 AUD
$3,128 USD
View
B+
Retailer 10
-
$4,490 AUD
$3,154 USD
View
B+
Retailer 11
-
$4,570 AUD
£2,528 GBP
View
Retailer 12
-
$4,580 AUD
View
Price last confirmed 22 days ago
B+
Retailer 13
-
$4,843 AUD
$3,402 USD
View
B+
Retailer 14
-
$4,946 AUD
$3,475 USD
View
B+
Retailer 15
-
$5,220 AUD
ZAR 59,248 ZAR
View
B
Retailer 16
-
$7,207 AUD
£3,987 GBP
View
Most Expensive
B
NZ Jewellers
42154ad8-99c4-421b-9325-ee94c709eace · Oct 27
$8,963 AUD
$6,297 USD
View
16 more retailers have this diamond
Prices start from $3,238 AUDSave up to $5,726 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
$3,238 AUD