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1.29ct I SI1 Round Natural Diamond

EX • I/SI1 • IGI 629464478

Shape and cutting style on the report: Round brilliant

Certificate IGI 629464478

Diamond specifications and retailer prices

From ₹2,79,600 INR
As of November 4, 2026
Save ₹2,69,081 INR (49%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: ₹5,48,681 INR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.29ct natural round diamond

This 1.29ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 629464478. Listed at 14 retailers as of November 4, 2026, with prices from ₹2,79,600 to ₹5,48,681, a ₹2,69,081 spread on the same certified stone. NZ Jewellers lists it at ₹5,48,681. 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

1.29
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle41.2°
OriginNatural
Grading LabIGI
CertificateIGI 629464478
Dimensions6.94 × 6.99 × 4.35 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.94 mm6.99 mm1.29 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 629464478
Side View
Table 55.0%Crown 33.7°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.5%

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 4
Current: ₹2,94,064 INR|Low: ₹2,90,682 INR|High: ₹5,20,129 INR|Avg: ₹3,58,684 INR|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 6₹2,90,682 INR
Retailer 1₹2,94,064 INR
Retailer 7₹3,27,029 INR
Retailer 2₹3,29,753 INR
Retailer 3₹3,65,724 INR
Retailer 4₹3,84,321 INR
Retailer 5₹5,12,615 INR

41 data points across 7 retailers

14 retailers₹2,79,600 INR to ₹5,48,681 INR

A
Cheapest Retailer
-
₹2,79,600 INR
A
Retailer 2
-
₹2,90,682 INR
View
Final sale: no returns
A
Retailer 3
-
₹2,94,064 INR
View
A
Retailer 4
-
₹3,04,301 INR
View
Retailer 5
-
₹3,14,914 INR
View
Price last confirmed 8 days ago
A
Retailer 6
-
₹3,14,914 INR
View
A
Retailer 7
-
₹3,27,029 INR
View
B+
Retailer 8
-
₹3,28,438 INR
View
A
Retailer 9
-
₹3,29,753 INR
View
B+
Retailer 10
-
₹3,63,376 INR
View
B+
Retailer 11
-
₹3,65,724 INR
View
B+
Retailer 12
-
₹3,84,321 INR
View
B
Retailer 13
-
₹5,12,615 INR
View
Most Expensive
B
NZ Jewellers
3fecf4c4-363d-416e-babe-884dd73e005d · Nov 5
₹5,48,681 INR
$5,842 USD
View
13 more retailers have this diamond
Prices start from ₹2,79,600 INRSave up to ₹2,69,081 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
1.29ct Round
₹2,79,600 INR