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2.51ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 6552970879

Certificate GIA 6552970879

Diamond specifications and retailer prices

From ₹14,58,607 INR
SGD 20,768 SGD
As of October 28, 2026
Save ₹7,98,068 INR (35%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: ₹22,56,675 INR at Helzberg Diamonds · As of October 27, 2026
View at Helzberg Diamonds

About this 2.51ct natural round diamond

This 2.51ct natural round sits in the two to three carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552970879. Listed at 10 retailers as of October 27, 2026, with prices from ₹14,58,607 to ₹22,56,675, a ₹7,98,068 spread on the same certified stone. Helzberg Diamonds lists it at ₹22,56,675. 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

2.51
Carat
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6552970879
Dimensions8.64 × 8.68 × 5.39 mm
L/W Ratio1.00
Culet sizeNone
Top View
8.64 mm8.68 mm2.51 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 6552970879
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: ₹22,56,675 INR|Low: ₹14,58,607 INR|High: ₹24,46,021 INR|Avg: ₹18,06,153 INR|-7.7%
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 28, 2026
Retailer 2₹14,58,607 INR
Retailer 5₹15,31,666 INR
Retailer 7₹15,50,330 INR
Retailer 6₹15,79,128 INR
Retailer 4₹15,98,000 INR
Retailer 3₹17,87,022 INR
Retailer 10₹18,02,853 INR
Retailer 8₹18,16,482 INR
Retailer 9₹18,97,505 INR
Helzberg Diamonds₹22,56,675 INR

38 data points across 10 retailers

10 retailers₹14,58,607 INR to ₹22,56,675 INR

A
Cheapest Retailer
-
₹14,58,607 INR
SGD 20,768 SGD
A
Retailer 2
-
₹15,31,666 INR
£12,707 GBP
View
Retailer 3
-
₹15,50,330 INR
$16,335 USD
View
Price last confirmed 9 days ago
A
Retailer 4
-
₹15,79,128 INR
SGD 22,484 SGD
View
A
Retailer 5
-
₹15,98,000 INR
$16,837 USD
View
A
Retailer 6
-
₹17,87,022 INR
€17,932 EUR
View
A
Retailer 7
-
₹18,02,853 INR
$18,995 USD
View
A
Retailer 8
-
₹18,16,482 INR
$19,139 USD
View
A
Retailer 9
-
₹18,97,505 INR
$19,993 USD
View
Most Expensive
B+
Helzberg Diamonds
XZRMLLIPNGONP · Oct 27
₹22,56,675 INR
$23,777 USD
View
9 more retailers have this diamond
Prices start from ₹14,58,607 INRSave up to ₹7,98,068 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
2.51ct Round
₹14,58,607 INR