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Round|Natural|GIA

1.00ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 6505412227

Certificate GIA 6505412227

Diamond specifications and retailer prices

From ₹1,52,396 INR
As of November 4, 2026
Save ₹2,62,843 INR (63%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: ₹4,15,240 INR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6505412227. Listed at 16 retailers as of November 4, 2026, with prices from ₹1,52,396 to ₹4,15,240, a ₹2,62,843 spread on the same certified stone. NZ Jewellers lists it at ₹4,15,240. 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

1.00
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle31.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6505412227
Dimensions6.47 × 6.43 × 3.92 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
6.47 mm6.43 mm1.00 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6505412227
Side View
Table 59.0%Crown 31.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 60.8%

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: ₹1,62,884 INR|Low: ₹1,49,278 INR|High: ₹3,01,864 INR|Avg: ₹1,94,408 INR|-1.7%
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 6, 2026
Retailer 11₹1,52,396 INR
Retailer 3₹1,55,136 INR
Retailer 10₹1,57,782 INR
Retailer 1₹1,62,884 INR
Retailer 12₹1,70,820 INR
Retailer 2₹1,75,733 INR
Retailer 4₹1,78,095 INR
Retailer 8₹1,87,826 INR
Retailer 5₹1,97,369 INR
Retailer 7₹2,07,762 INR
Retailer 6₹2,30,626 INR
Retailer 9₹2,97,423 INR

37 data points across 12 retailers

16 retailers₹1,52,396 INR to ₹4,15,240 INR

A
Cheapest Retailer
-
₹1,52,396 INR
A
Retailer 2
-
₹1,55,136 INR
View
A
Retailer 3
-
₹1,57,782 INR
View
A
Retailer 4
-
₹1,62,884 INR
View
Retailer 5
-
₹1,70,253 INR
View
Price last confirmed 8 days ago
B+
Retailer 6
-
₹1,70,253 INR
View
B+
Retailer 7
-
₹1,70,820 INR
View
B+
Retailer 8
-
₹1,75,733 INR
View
B+
Retailer 9
-
₹1,78,095 INR
View
B+
Retailer 10
-
₹1,87,826 INR
View
B+
Retailer 11
-
₹1,96,424 INR
View
B+
Retailer 12
-
₹1,97,369 INR
View
B+
Retailer 13
-
₹2,07,762 INR
View
B
Retailer 14
-
₹2,30,626 INR
View
B
Retailer 15
-
₹2,97,423 INR
View
Most Expensive
B
NZ Jewellers
86dc830f-720d-427e-b48b-c56f5dd959f7 · Nov 5
₹4,15,240 INR
$4,395 USD
View
15 more retailers have this diamond
Prices start from ₹1,52,396 INRSave up to ₹2,62,843 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
1.00ct Round
₹1,52,396 INR