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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 $4,430 NZD
As of November 5, 2026
Save $3,797 NZD (46%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $8,228 NZD 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 $4,430 to $8,228, a $3,797 spread on the same certified stone. Helzberg Diamonds lists it at $8,228. 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: $8,228 NZD|Low: $4,407 NZD|High: $9,108 NZD|Avg: $5,996 NZD|-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$4,430 NZD
Retailer 6$4,705 NZD
Retailer 5$4,786 NZD
Retailer 2$5,116 NZD
Retailer 9$5,211 NZD
Retailer 7$5,605 NZD
Retailer 3$5,763 NZD
Retailer 8$5,803 NZD
Retailer 10$7,858 NZD
Helzberg Diamonds$8,228 NZD

37 data points across 10 retailers

10 retailers$4,430 NZD to $8,228 NZD

A
Cheapest Retailer
-
$4,430 NZD
A
Retailer 2
-
$4,705 NZD
View
A
Retailer 3
-
$4,786 NZD
View
A
Retailer 4
-
$5,116 NZD
View
A
Retailer 5
-
$5,211 NZD
View
A
Retailer 6
-
$5,605 NZD
View
A
Retailer 7
-
$5,763 NZD
View
A
Retailer 8
-
$5,803 NZD
View
B+
Retailer 9
-
$7,858 NZD
View
Most Expensive
B+
Helzberg Diamonds
XZRIIKHGIJHPJ · Nov 6
$8,228 NZD
$4,561 USD
View
9 more retailers have this diamond
Prices start from $4,430 NZDSave up to $3,797 NZD

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
$4,430 NZD