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Round|Natural|GIA

1.51ct K IF Round Natural Diamond

EX • K/IF • GIA 6555600975

Certificate GIA 6555600975

Diamond specifications and retailer prices

From ₹4,53,410 INR
As of November 6, 2026
Save ₹1,68,080 INR (27%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: ₹6,21,489 INR at Blue Nile · As of November 5, 2026
View at Blue Nile

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6555600975. Listed at 8 retailers as of November 5, 2026, with prices from ₹4,53,410 to ₹6,21,489, a ₹1,68,080 spread on the same certified stone. Blue Nile lists it at ₹6,21,489. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
K
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6555600975
Dimensions7.29 × 7.26 × 4.56 mm
L/W Ratio1.00
Culet sizeNone
Top View
7.29 mm7.26 mm1.51 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555600975
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.7%

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: ₹6,21,489 INR|Low: ₹4,53,410 INR|High: ₹6,53,518 INR|Avg: ₹5,41,171 INR|-4.9%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 2₹4,53,410 INR
Retailer 4₹5,06,885 INR
Retailer 5₹5,29,182 INR
Retailer 3₹5,45,055 INR
Retailer 6₹5,46,472 INR
Retailer 7₹5,57,338 INR
Blue Nile₹6,21,489 INR

45 data points across 7 retailers

8 retailers₹4,53,410 INR to ₹6,21,489 INR

A
Cheapest Retailer
-
₹4,53,410 INR
A
Retailer 2
-
₹5,06,885 INR
View
A
Retailer 3
-
₹5,29,182 INR
View
A
Retailer 4
-
₹5,45,055 INR
View
B+
Retailer 5
-
₹5,46,472 INR
View
Final sale: no returns
A
Retailer 6
-
₹5,57,338 INR
View
B+
Retailer 7
-
₹5,75,856 INR
View
Most Expensive
B+
Blue Nile
29519225 · Nov 5
₹6,21,489 INR
$6,578 USD
View
7 more retailers have this diamond
Prices start from ₹4,53,410 INRSave up to ₹1,68,080 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
1.51ct Round
₹4,53,410 INR