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Radiant|Natural|GIA

1.20ct E SI2 Radiant Natural Diamond

EX • E/SI2 • GIA 2241023193

Certificate GIA 2241023193

Diamond specifications and retailer prices

From $3,574 AUD
As of November 5, 2026
Save $3,064 AUD (46%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $6,638 AUD at Helzberg Diamonds · As of November 6, 2026
View at Helzberg Diamonds

About this 1.2ct natural radiant diamond

This 1.2ct natural radiant sits in the classic one-carat band, graded E 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 2241023193. Listed at 10 retailers as of November 5, 2026, with prices from $3,574 to $6,638, a $3,064 spread on the same certified stone. Helzberg Diamonds lists it at $6,638. 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

1.20
Carat
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 2241023193
Dimensions7.30 × 5.40 × 3.67 mm
L/W Ratio1.35
Culet sizeNone
Top View
7.30 mm5.40 mm1.20 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2241023193
Side View
Table 69.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 67.9%

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 5
Current: $6,638 AUD|Low: $3,556 AUD|High: $7,348 AUD|Avg: $4,837 AUD|-9.7%
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 7, 2026
Retailer 4$3,574 AUD
Retailer 6$3,796 AUD
Retailer 5$3,861 AUD
Retailer 2$4,128 AUD
Retailer 9$4,205 AUD
Retailer 7$4,522 AUD
Retailer 3$4,650 AUD
Retailer 8$4,682 AUD
Retailer 10$6,340 AUD
Helzberg Diamonds$6,638 AUD

37 data points across 10 retailers

10 retailers$3,574 AUD to $6,638 AUD

A
Cheapest Retailer
-
$3,574 AUD
A
Retailer 2
-
$3,796 AUD
View
A
Retailer 3
-
$3,861 AUD
View
A
Retailer 4
-
$4,128 AUD
View
A
Retailer 5
-
$4,205 AUD
View
A
Retailer 6
-
$4,522 AUD
View
A
Retailer 7
-
$4,650 AUD
View
A
Retailer 8
-
$4,682 AUD
View
B+
Retailer 9
-
$6,340 AUD
View
Most Expensive
B+
Helzberg Diamonds
XZRIIKHGIJHPJ · Nov 6
$6,638 AUD
$4,561 USD
View
9 more retailers have this diamond
Prices start from $3,574 AUDSave up to $3,064 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
1.20ct Radiant
$3,574 AUD