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Radiant|Natural|GIA

1.21ct G SI2 Radiant Natural Diamond

EX • G/SI2 • GIA 2245052938

Certificate GIA 2245052938

Diamond specifications and retailer prices

From €1,922 EUR
SGD 2,901 SGD
As of October 31, 2026
Save €1,817 EUR (49%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €3,739 EUR at Helzberg Diamonds · As of November 1, 2026
View at Helzberg Diamonds

About this 1.21ct natural radiant diamond

This 1.21ct natural radiant sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2245052938. Listed at 11 retailers as of October 31, 2026, with prices from €1,922 to €3,739, a €1,817 spread on the same certified stone. Helzberg Diamonds lists it at €3,739. 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

1.21
Carat
G
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2245052938
Dimensions7.39 × 5.46 × 3.69 mm
L/W Ratio1.35
Culet sizeNone
Top View
7.39 mm5.46 mm1.21 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2245052938
Side View
Table 69.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 67.6%

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: Oct 31
Current: €3,739 EUR|Low: €1,922 EUR|High: €3,966 EUR|Avg: €2,699 EUR|-5.7%
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 5€1,922 EUR
Retailer 9€2,069 EUR
Retailer 7€2,086 EUR
Retailer 8€2,086 EUR
Retailer 4€2,255 EUR
Retailer 11€2,271 EUR
Retailer 6€2,460 EUR
Retailer 10€2,579 EUR
Retailer 2€2,686 EUR
Retailer 3€3,496 EUR
Helzberg Diamonds€3,739 EUR

38 data points across 11 retailers

11 retailers€1,922 EUR to €3,739 EUR

A
Cheapest Retailer
-
€1,922 EUR
SGD 2,901 SGD
A
Retailer 2
-
€2,069 EUR
$2,311 USD
View
A
Retailer 3
-
€2,086 EUR
$2,330 USD
View
A
Retailer 4
-
€2,086 EUR
$2,331 USD
View
A
Retailer 5
-
€2,255 EUR
£1,984 GBP
View
A
Retailer 6
-
€2,271 EUR
SGD 3,429 SGD
View
A
Retailer 7
-
€2,460 EUR
$2,748 USD
View
A
Retailer 8
-
€2,579 EUR
$2,881 USD
View
B+
Retailer 9
-
€2,686 EUR
View
B+
Retailer 10
-
€3,496 EUR
$3,906 USD
View
Most Expensive
B+
Helzberg Diamonds
XZRIIKLGLIPJO · Nov 1
€3,739 EUR
$4,177 USD
View
10 more retailers have this diamond
Prices start from €1,922 EURSave up to €1,817 EUR

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
1.21ct Radiant
€1,922 EUR