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Radiant|Natural|GIA

1.21ct E SI1 Radiant Natural Diamond

EX • E/SI1 • GIA 2518450103

Certificate GIA 2518450103

Diamond specifications and retailer prices

From ₹3,61,592 INR
As of November 6, 2026
Save ₹3,82,160 INR (51%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: ₹7,43,752 INR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.21ct natural radiant diamond

This 1.21ct 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 2518450103. Listed at 14 retailers as of November 5, 2026, with prices from ₹3,61,592 to ₹7,43,752, a ₹3,82,160 spread on the same certified stone. NZ Jewellers lists it at ₹7,43,752. 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
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.29°
Pavilion angle30.5°
OriginNatural
Grading LabGIA
CertificateGIA 2518450103
Dimensions6.67 × 5.23 × 3.64 mm
L/W Ratio1.28
Top View
6.67 mm5.23 mm1.21 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2518450103
Side View
Table 65.0%Crown 44.29°Girdle: THK-VTKPavilion 30.5°Culet: NoneDepth 69.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: ₹7,43,752 INR|Low: ₹3,61,592 INR|High: ₹7,69,299 INR|Avg: ₹4,96,250 INR|-3.3%
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
November 7, 2026
Retailer 5₹3,61,592 INR
Retailer 10₹3,68,542 INR
Retailer 4₹3,82,630 INR
Retailer 12₹3,96,812 INR
Retailer 2₹4,24,331 INR
Retailer 6₹4,25,176 INR
Retailer 3₹4,39,546 INR
Retailer 13₹4,39,546 INR
Retailer 7₹4,53,446 INR
Retailer 14₹4,54,573 INR
Retailer 8₹4,58,611 INR
Retailer 11₹6,23,535 INR
Retailer 9₹6,78,008 INR
NZ Jewellers₹7,43,752 INR

43 data points across 14 retailers

14 retailers₹3,61,592 INR to ₹7,43,752 INR

B+
Cheapest Retailer
-
₹3,61,592 INR
B+
Retailer 2
-
₹3,68,542 INR
View
B+
Retailer 3
-
₹3,82,630 INR
View
B+
Retailer 4
-
₹3,96,812 INR
View
B+
Retailer 5
-
₹4,24,331 INR
View
B+
Retailer 6
-
₹4,25,176 INR
View
B+
Retailer 7
-
₹4,39,546 INR
View
B+
Retailer 8
-
₹4,39,546 INR
View
B
Retailer 9
-
₹4,53,446 INR
View
B
Retailer 10
-
₹4,54,573 INR
View
B+
Retailer 11
-
₹4,58,611 INR
View
B
Retailer 12
-
₹6,23,535 INR
View
B
Retailer 13
-
₹6,78,008 INR
View
Most Expensive
B
NZ Jewellers
c41f34da-ef32-4739-bab4-64ae197ec1fe · Nov 5
₹7,43,752 INR
$7,919 USD
View
13 more retailers have this diamond
Prices start from ₹3,61,592 INRSave up to ₹3,82,160 INR

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.

B+
1.21ct Radiant
₹3,61,592 INR