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1.51ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 6491766711

Shape and cutting style on the report: Round brilliant

Certificate GIA 6491766711

Diamond specifications and retailer prices

From ₹4,33,002 INR
As of November 4, 2026
Save ₹4,83,643 INR (53%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: ₹9,16,645 INR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6491766711. Listed at 15 retailers as of November 4, 2026, with prices from ₹4,33,002 to ₹9,16,645, a ₹4,83,643 spread on the same certified stone. NZ Jewellers lists it at ₹9,16,645. 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

1.51
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6491766711
Dimensions7.34 × 7.31 × 4.56 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
7.34 mm7.31 mm1.51 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6491766711
Side View
Table 56.0%Crown 34.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.2%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: ₹5,95,696 INR|Low: ₹4,33,002 INR|High: ₹8,17,158 INR|Avg: ₹5,56,777 INR|-0.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 9₹4,33,002 INR
Retailer 5₹4,38,293 INR
Retailer 7₹4,38,387 INR
Retailer 8₹4,62,196 INR
Retailer 2₹4,96,587 INR
Retailer 3₹5,25,876 INR
Retailer 1₹5,95,696 INR
Retailer 6₹5,96,830 INR
Retailer 10₹7,36,188 INR
Retailer 4₹8,05,348 INR

43 data points across 10 retailers

15 retailers₹4,33,002 INR to ₹9,16,645 INR

B+
Cheapest Retailer
-
₹4,33,002 INR
B+
Retailer 2
-
₹4,38,293 INR
View
B+
Retailer 3
-
₹4,38,387 INR
View
B+
Retailer 4
-
₹4,62,196 INR
View
B
Retailer 5
-
₹4,91,296 INR
View
Retailer 6
-
₹4,96,587 INR
View
Price last confirmed 8 days ago
B
Retailer 7
-
₹4,96,587 INR
View
B
Retailer 8
-
₹4,96,587 INR
View
B+
Retailer 9
-
₹5,25,876 INR
View
B
Retailer 10
-
₹5,72,927 INR
View
B
Retailer 11
-
₹5,95,696 INR
View
B
Retailer 12
-
₹5,96,830 INR
View
Retailer 13
-
₹6,04,578 INR
View
Price last confirmed 14 days ago
B
Retailer 14
-
₹8,05,348 INR
View
Most Expensive
B
NZ Jewellers
2ebd30b8-ea8c-4b5d-85d4-042f8b38b488 · Nov 5
₹9,16,645 INR
$9,702 USD
View
14 more retailers have this diamond
Prices start from ₹4,33,002 INRSave up to ₹4,83,643 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.

B+
1.51ct Round
₹4,33,002 INR