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Marquise|Natural|GIA

1.21ct J SI1 Marquise Natural Diamond

EX • J/SI1 • GIA 5241045555

Certificate GIA 5241045555

Diamond specifications and retailer prices

From ₹2,66,827 INR
As of October 31, 2026
Save ₹2,30,574 INR (46%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: ₹4,97,400 INR at Helzberg Diamonds · As of November 3, 2026
View at Helzberg Diamonds

About this 1.21ct natural marquise diamond

This 1.21ct natural marquise sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5241045555. Listed at 14 retailers as of October 31, 2026, with prices from ₹2,66,827 to ₹4,97,400, a ₹2,30,574 spread on the same certified stone. Helzberg Diamonds lists it at ₹4,97,400. 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 (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
Crown angle39.63°
Pavilion angle40.08°
OriginNatural
Grading LabGIA
CertificateGIA 5241045555
Dimensions11.24 × 5.28 × 3.40 mm
L/W Ratio2.13
Culet sizeNone
Top View
11.24 mm5.28 mm1.21 ctJ / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5241045555
Side View
Table 59.0%Crown 39.63°Girdle: STK-THKPavilion 40.08°Culet: NDepth 64.3%

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: Oct 31
Current: ₹4,97,400 INR|Low: ₹2,66,827 INR|High: ₹5,39,383 INR|Avg: ₹3,54,284 INR|-7.8%
Helzberg Diamonds
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 5, 2026
Retailer 3₹2,66,827 INR
Retailer 2₹2,73,307 INR
Retailer 13₹2,81,478 INR
Retailer 8₹2,82,699 INR
Retailer 14₹2,87,677 INR
Retailer 12₹3,05,804 INR
Retailer 11₹3,15,102 INR
Retailer 9₹3,36,140 INR
Retailer 5₹3,40,930 INR
Retailer 10₹3,43,935 INR
Retailer 7₹3,48,537 INR
Retailer 6₹4,50,065 INR
Retailer 4₹4,77,208 INR
Helzberg Diamonds₹4,97,400 INR

35 data points across 14 retailers

14 retailers₹2,66,827 INR to ₹4,97,400 INR

B+
Cheapest Retailer
-
₹2,66,827 INR
B+
Retailer 2
-
₹2,73,307 INR
View
B+
Retailer 3
-
₹2,81,478 INR
View
B+
Retailer 4
-
₹2,82,699 INR
View
B+
Retailer 5
-
₹2,87,677 INR
View
B
Retailer 6
-
₹3,05,804 INR
View
B
Retailer 7
-
₹3,15,102 INR
View
B
Retailer 8
-
₹3,36,140 INR
View
B
Retailer 9
-
₹3,40,930 INR
View
B
Retailer 10
-
₹3,43,935 INR
View
B
Retailer 11
-
₹3,48,537 INR
View
B
Retailer 12
-
₹4,50,065 INR
View
Retailer 13
-
₹4,77,208 INR
View
Price last confirmed 11 days ago
Most Expensive
B
Helzberg Diamonds
XZRLIKHGKLLLL · Nov 3
₹4,97,400 INR
$5,296 USD
View
13 more retailers have this diamond
Prices start from ₹2,66,827 INRSave up to ₹2,30,574 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 Marquise
₹2,66,827 INR