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0.51ct K SI2 Round Natural Diamond

EX • K/SI2 • IGI 670418814

Shape and cutting style on the report: Round brilliant

Certificate IGI 670418814

Diamond specifications and retailer prices

From ₹25,982 INR
As of November 5, 2026
Save ₹91,740 INR (78%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: ₹1,17,722 INR at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.51ct natural round diamond

This 0.51ct natural round sits in the half to three-quarter carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 670418814. Listed at 13 retailers as of November 4, 2026, with prices from ₹25,982 to ₹1,17,722, a ₹91,740 spread on the same certified stone. NZ Jewellers lists it at ₹1,17,722. 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

0.51
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle32.5°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 670418814
Dimensions5.15 × 5.12 × 3.14 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
5.15 mm5.12 mm0.51 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 670418814
Side View
Table 57.0%Crown 32.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.2%

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 5
Current: ₹36,564 INR|Low: ₹25,982 INR|High: ₹60,656 INR|Avg: ₹37,050 INR|+5.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 4₹25,982 INR
Retailer 6₹26,927 INR
Retailer 9₹27,305 INR
Retailer 11₹27,966 INR
Retailer 8₹32,596 INR
Retailer 1₹36,564 INR
Retailer 2₹38,264 INR
Retailer 10₹38,264 INR
Retailer 3₹39,020 INR
Retailer 12₹42,516 INR
Retailer 5₹49,696 INR
Retailer 7₹59,995 INR

23 data points across 12 retailers

13 retailers₹25,982 INR to ₹1,17,722 INR

A
Cheapest Retailer
-
₹25,982 INR
A
Retailer 2
-
₹26,927 INR
View
Retailer 3
-
₹27,966 INR
View
Price last confirmed 8 days ago
A
Retailer 4
-
₹29,005 INR
View
Retailer 5
-
₹32,596 INR
View
Price last confirmed 42 days ago
Retailer 6
-
₹34,958 INR
View
Price last confirmed 63 days ago
B+
Retailer 7
-
₹34,958 INR
View
B+
Retailer 8
-
₹36,564 INR
View
B+
Retailer 9
-
₹38,264 INR
View
B+
Retailer 10
-
₹49,696 INR
View
B+
Retailer 11
-
₹59,995 INR
View
Retailer 12
-
₹1,17,722 INR
View
Price last confirmed 66 days ago
Most Expensive
C
NZ Jewellers
6f82cb98-7cb0-4025-b245-448f57a419c4 · Nov 4
₹1,17,722 INR
$1,246 USD
View
12 more retailers have this diamond
Prices start from ₹25,982 INRSave up to ₹91,740 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
0.51ct Round
₹25,982 INR