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2.51ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 5516107542

Certificate GIA 5516107542

Diamond specifications and retailer prices

From ₹11,70,135 INR
As of November 1, 2026
Save ₹8,87,567 INR (43%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: ₹20,57,702 INR at MOH London · As of November 2, 2026
View at MOH London

About this 2.51ct natural round diamond

This 2.51ct natural round sits in the two to three carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5516107542. Listed at 13 retailers as of November 1, 2026, with prices from ₹11,70,135 to ₹20,57,702, a ₹8,87,567 spread on the same certified stone. MOH London lists it at ₹20,57,702. 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
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 5516107542
Dimensions8.71 × 8.67 × 5.41 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
8.71 mm8.67 mm2.51 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5516107542
Side View
Table 56.0%Crown 35.5°Girdle: MediumPavilion 40.8°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: Nov 1
Current: ₹20,57,702 INR|Low: ₹11,70,135 INR|High: ₹20,82,420 INR|Avg: ₹16,37,233 INR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 5₹11,70,135 INR
Retailer 3₹13,83,471 INR
Retailer 6₹14,05,390 INR
Retailer 4₹16,49,243 INR
Retailer 2₹18,09,198 INR
Retailer 7₹18,66,547 INR
MOH London₹20,57,702 INR

43 data points across 7 retailers

13 retailers₹11,70,135 INR to ₹20,57,702 INR

A
Cheapest Retailer
-
₹11,70,135 INR
A
Retailer 2
-
₹12,22,382 INR
View
B+
Retailer 3
-
₹12,93,904 INR
View
Retailer 4
-
₹13,17,524 INR
View
Price last confirmed 8 days ago
B+
Retailer 5
-
₹13,28,483 INR
View
B+
Retailer 6
-
₹13,83,471 INR
View
B+
Retailer 7
-
₹14,05,390 INR
View
B+
Retailer 8
-
₹14,27,309 INR
View
B+
Retailer 9
-
₹14,82,202 INR
View
B
Retailer 10
-
₹16,49,243 INR
View
B
Retailer 11
-
₹18,09,198 INR
View
B
Retailer 12
-
₹18,66,547 INR
View
Most Expensive
B
MOH London
3665BC12E · Nov 2
₹20,57,702 INR
£17,149 GBP
View
12 more retailers have this diamond
Prices start from ₹11,70,135 INRSave up to ₹8,87,567 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
₹11,70,135 INR