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Heart|Natural|GIA

0.55ct F SI1 Heart Natural Diamond

EX • F/SI1 • GIA 6551318492

Certificate GIA 6551318492

Diamond specifications and retailer prices

From ₹45,269 INR
As of November 6, 2026
Save ₹13,055 INR (22%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: ₹58,324 INR at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 0.55ct natural heart diamond

This 0.55ct natural heart sits in the half to three-quarter 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 6551318492. Listed at 4 retailers as of November 5, 2026, with prices from ₹45,269 to ₹58,324, a ₹13,055 spread on the same certified stone. Blue Nile lists it at ₹58,324. 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

0.55
Carat
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6551318492
Dimensions4.97 × 5.79 × 3.41 mm
L/W Ratio1.16
Culet sizeNone
Key to symbols
Cloud, Crystal, Feather
Top View
4.97 mm5.79 mm0.55 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6551318492
Side View
Table 60.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 58.9%

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: ₹58,324 INR|Low: ₹39,728 INR|High: ₹63,396 INR|Avg: ₹52,548 INR|-8.0%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
November 7, 2026
Retailer 3₹45,269 INR
Retailer 4₹49,402 INR
Retailer 2₹56,352 INR
Blue Nile₹58,324 INR

42 data points across 4 retailers

4 retailers₹45,269 INR to ₹58,324 INR

A
Cheapest Retailer
-
₹45,269 INR
Final sale: no returns
A
Retailer 2
-
₹49,402 INR
View
B+
Retailer 3
-
₹56,352 INR
View
Most Expensive
B+
Blue Nile
29212920 · Nov 5
₹58,324 INR
$621 USD
View
3 more retailers have this diamond
Prices start from ₹45,269 INRSave up to ₹13,055 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
0.55ct Heart
₹45,269 INR