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1.21ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 2243122857

Certificate GIA 2243122857

Diamond specifications and retailer prices

From ₹2,05,685 INR
As of November 6, 2026
Save ₹1,65,957 INR (45%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: ₹3,71,641 INR at Helzberg Diamonds · As of November 6, 2026
View at Helzberg Diamonds

About this 1.21ct natural round diamond

This 1.21ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2243122857. Listed at 12 retailers as of November 6, 2026, with prices from ₹2,05,685 to ₹3,71,641, a ₹1,65,957 spread on the same certified stone. Helzberg Diamonds lists it at ₹3,71,641. 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
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle34°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 2243122857
Dimensions6.81 × 6.83 × 4.25 mm
L/W Ratio1.00
Culet sizeNone
Top View
6.81 mm6.83 mm1.21 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2243122857
Side View
Table 56.0%Crown 34°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.3%

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 6
Current: ₹3,71,641 INR|Low: ₹2,05,685 INR|High: ₹3,71,641 INR|Avg: ₹2,68,599 INR
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 7, 2026
Retailer 5₹2,05,685 INR
Retailer 2₹2,20,618 INR
Retailer 3₹2,24,657 INR
Retailer 11₹2,25,784 INR
Retailer 8₹2,32,922 INR
Retailer 6₹2,58,186 INR
Retailer 10₹2,58,468 INR
Retailer 7₹2,60,158 INR
Retailer 9₹2,64,948 INR
Retailer 12₹3,16,135 INR
Retailer 4₹3,38,018 INR
Helzberg Diamonds₹3,71,641 INR

4 data points across 12 retailers

12 retailers₹2,05,685 INR to ₹3,71,641 INR

A
Cheapest Retailer
-
₹2,05,685 INR
B+
Retailer 2
-
₹2,20,618 INR
View
B+
Retailer 3
-
₹2,24,657 INR
View
B+
Retailer 4
-
₹2,25,784 INR
View
B+
Retailer 5
-
₹2,32,922 INR
View
B
Retailer 6
-
₹2,58,186 INR
View
B
Retailer 7
-
₹2,58,468 INR
View
B+
Retailer 8
-
₹2,60,158 INR
View
B
Retailer 9
-
₹2,64,948 INR
View
B
Retailer 10
-
₹3,16,135 INR
View
B
Retailer 11
-
₹3,38,018 INR
View
Most Expensive
B
Helzberg Diamonds
XZRIIKJHIIOLN · Nov 6
₹3,71,641 INR
$3,957 USD
View
11 more retailers have this diamond
Prices start from ₹2,05,685 INRSave up to ₹1,65,957 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.

A
1.21ct Round
₹2,05,685 INR