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0.51ct I SI2 Round Natural Diamond

EX • I/SI2 • IGI 841685200

Shape and cutting style on the report: Round brilliant

Certificate IGI 841685200

Diamond specifications and retailer prices

From ₹26,265 INR
As of November 6, 2026
Save ₹1,12,998 INR (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: ₹1,39,264 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 841685200. Listed at 12 retailers as of November 4, 2026, with prices from ₹26,265 to ₹1,39,264, a ₹1,12,998 spread on the same certified stone. NZ Jewellers lists it at ₹1,39,264. 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
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.3°
OriginNatural
Grading LabIGI
CertificateIGI 841685200
Dimensions5.11 × 5.19 × 3.09 mm
L/W Ratio1.02
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
5.11 mm5.19 mm0.51 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 841685200
Side View
Table 59.0%Crown 34.7°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.2%

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 6
Current: ₹1,39,264 INR|Low: ₹26,265 INR|High: ₹1,39,264 INR|Avg: ₹52,111 INR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 2₹26,265 INR
Retailer 3₹33,446 INR
Retailer 12₹36,375 INR
Retailer 8₹37,320 INR
Retailer 11₹40,532 INR
Retailer 5₹43,083 INR
Retailer 7₹47,996 INR
Retailer 10₹48,941 INR
Retailer 4₹55,271 INR
Retailer 6₹58,861 INR
Retailer 9₹83,709 INR
NZ Jewellers₹1,39,264 INR

21 data points across 12 retailers

12 retailers₹26,265 INR to ₹1,39,264 INR

A
Cheapest Retailer
-
₹26,265 INR
A
Retailer 2
-
₹33,446 INR
View
Final sale: no returns
A
Retailer 3
-
₹36,375 INR
View
A
Retailer 4
-
₹37,320 INR
View
A
Retailer 5
-
₹40,532 INR
View
A
Retailer 6
-
₹43,083 INR
View
A
Retailer 7
-
₹47,996 INR
View
A
Retailer 8
-
₹48,941 INR
View
B+
Retailer 9
-
₹55,271 INR
View
A
Retailer 10
-
₹58,861 INR
View
B
Retailer 11
-
₹83,709 INR
View
Most Expensive
C
NZ Jewellers
b667473d-a753-4bb3-887c-c678a9e7309a · Nov 4
₹1,39,264 INR
$1,474 USD
View
11 more retailers have this diamond
Prices start from ₹26,265 INRSave up to ₹1,12,998 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
₹26,265 INR