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5.51ct L SI1 Round Natural Diamond

EX • L/SI1 • GIA 1565176145

Certificate GIA 1565176145

Diamond specifications and retailer prices

From ₹45,08,208 INR
As of November 6, 2026
Save ₹6,93,483 INR (13%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: ₹52,01,691 INR at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 5.51ct natural round diamond

This 5.51ct natural round sits in the over five carat band, graded L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1565176145. Listed at 3 retailers as of November 5, 2026, with prices from ₹45,08,208 to ₹52,01,691, a ₹6,93,483 spread on the same certified stone. Blue Nile lists it at ₹52,01,691. 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

5.51
Carat
L
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1565176145
Dimensions11.20 × 11.26 × 7.04 mm
L/W Ratio1.01
Top View
11.20 mm11.26 mm5.51 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1565176145
Side View
Table 58.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: ₹52,01,691 INR|Low: ₹45,08,208 INR|High: ₹52,01,691 INR|Avg: ₹49,05,538 INR
Blue Nile
Retailer 2
Retailer 3
November 6, 2026
Retailer 2₹45,08,208 INR
Retailer 3₹49,41,115 INR
Blue Nile₹52,01,691 INR

35 data points across 3 retailers

3 retailers₹45,08,208 INR to ₹52,01,691 INR

B+
Cheapest Retailer
-
₹45,08,208 INR
B
Retailer 2
-
₹49,41,115 INR
View
Most Expensive
B
Blue Nile
30262738 · Nov 5
₹52,01,691 INR
$55,056 USD
View
2 more retailers have this diamond
Prices start from ₹45,08,208 INRSave up to ₹6,93,483 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+
5.51ct Round
₹45,08,208 INR