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Heart|Natural|GIA

1.21ct F SI1 Heart Natural Diamond

EX • F/SI1 • GIA 1553316223

Certificate GIA 1553316223

Diamond specifications and retailer prices

From ₹2,05,685 INR
As of November 6, 2026
Save ₹39,540 INR (16%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: ₹2,45,225 INR at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 1.21ct natural heart diamond

This 1.21ct natural heart sits in the classic one-carat band, graded F 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 1553316223. Listed at 6 retailers as of November 5, 2026, with prices from ₹2,05,685 to ₹2,45,225, a ₹39,540 spread on the same certified stone. Blue Nile lists it at ₹2,45,225. 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
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1553316223
Dimensions6.68 × 7.29 × 4.34 mm
L/W Ratio1.09
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Indented Natural, Natural
Top View
6.68 mm7.29 mm1.21 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1553316223
Side View
Table 58.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 59.6%

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: Nov 6
Current: ₹2,45,225 INR|Low: ₹1,96,950 INR|High: ₹2,98,572 INR|Avg: ₹2,33,250 INR|-17.9%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 4₹2,05,685 INR
Retailer 3₹2,06,624 INR
Retailer 6₹2,09,066 INR
Retailer 2₹2,19,209 INR
Retailer 5₹2,36,115 INR
Blue Nile₹2,45,225 INR

41 data points across 6 retailers

6 retailers₹2,05,685 INR to ₹2,45,225 INR

A
Cheapest Retailer
-
₹2,05,685 INR
A
Retailer 2
-
₹2,06,624 INR
View
Final sale: no returns
A
Retailer 3
-
₹2,09,066 INR
View
A
Retailer 4
-
₹2,19,209 INR
View
B+
Retailer 5
-
₹2,36,115 INR
View
Most Expensive
B+
Blue Nile
29182291 · Nov 5
₹2,45,225 INR
$2,611 USD
View
5 more retailers have this diamond
Prices start from ₹2,05,685 INRSave up to ₹39,540 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 Heart
₹2,05,685 INR