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1.21ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 6501035788

Shape and cutting style on the report: Round

Certificate GIA 6501035788

Diamond specifications and retailer prices

From ₹3,60,653 INR
As of November 6, 2026
Save ₹4,27,430 INR (54%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: ₹10,86,248 INR at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.21ct natural round diamond

This 1.21ct natural round sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6501035788. Listed at 16 retailers as of November 5, 2026, with a 119% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6501035788
Dimensions6.85 × 6.84 × 4.21 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
6.85 mm6.84 mm1.21 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6501035788
Side View
Table 58.0%Crown 35°Girdle: MediumPavilion 41°Culet: NoneDepth 61.6%

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: ₹4,42,551 INR|Low: ₹3,15,196 INR|High: ₹7,29,101 INR|Avg: ₹4,71,761 INR|+1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 5₹3,63,470 INR
Retailer 6₹3,78,310 INR
Retailer 9₹3,88,829 INR
Retailer 8₹4,09,773 INR
Retailer 1₹4,42,551 INR
Retailer 7₹4,55,982 INR
Retailer 2₹5,08,013 INR
Retailer 3₹5,51,874 INR
Retailer 4₹7,18,488 INR

45 data points across 9 retailers

16 retailers₹3,60,653 INR to ₹7,88,083 INR

B+
Cheapest Retailer
-
₹3,60,653 INR
B+
Retailer 2
-
₹3,63,470 INR
View
B+
Retailer 3
-
₹3,78,310 INR
View
Final sale: no returns
B+
Retailer 4
-
₹3,88,829 INR
View
B+
Retailer 5
-
₹4,09,773 INR
View
Retailer 6
-
₹4,09,773 INR
View
Price last confirmed 8 days ago
B+
Retailer 7
-
₹4,09,773 INR
View
B+
Retailer 8
-
₹4,42,551 INR
View
Retailer 9
-
₹4,55,982 INR
View
Price last confirmed 28 days ago
B
Retailer 10
-
₹4,72,887 INR
View
Retailer 11
-
₹4,99,467 INR
View
Price last confirmed 14 days ago
B
Retailer 12
-
₹5,08,013 INR
View
B
Retailer 13
-
₹5,51,874 INR
View
B
Retailer 14
-
₹7,18,488 INR
View
B
Retailer 15
-
₹7,88,083 INR
View
Most Expensive
Diamond Quarter
1.21SI1H65885B7EN · Nov 5
₹10,86,248 INR
£9,107 GBP
View
Price under review
15 more retailers have this diamond
Prices start from ₹3,60,653 INRSave up to ₹4,27,430 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 Round
₹3,60,653 INR