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Cushion|Natural|GIA

1.51ct K SI1 Cushion Natural Diamond

EX • K/SI1 • GIA 3555303625

Certificate GIA 3555303625

Diamond specifications and retailer prices

From ₹2,54,241 INR
As of November 5, 2026
Save ₹3,03,027 INR (54%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: ₹5,57,269 INR at MOH London · As of November 4, 2026
View at MOH London

About this 1.51ct natural cushion diamond

This 1.51ct natural cushion sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 3555303625. Listed at 14 retailers as of November 4, 2026, with prices from ₹2,54,241 to ₹5,57,269, a ₹3,03,027 spread on the same certified stone. MOH London lists it at ₹5,57,269. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 3555303625
Dimensions7.82 × 6.01 × 4.00 mm
L/W Ratio1.30
Girdle conditionFaceted
Top View
7.82 mm6.01 mm1.51 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3555303625
Side View
Table 65.0%CrownGirdle: ThickPavilionCulet: NoneDepth 66.6%

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 5
Current: ₹5,57,269 INR|Low: ₹2,54,241 INR|High: ₹5,90,428 INR|Avg: ₹3,55,551 INR|-5.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 5₹2,54,241 INR
Retailer 3₹2,57,247 INR
Retailer 8₹2,73,401 INR
Retailer 10₹2,78,379 INR
Retailer 9₹2,79,412 INR
Retailer 12₹2,93,500 INR
Retailer 4₹3,12,002 INR
Retailer 13₹3,43,278 INR
Retailer 6₹3,43,747 INR
Retailer 2₹3,89,017 INR
Retailer 7₹4,07,801 INR
Retailer 11₹5,26,234 INR
MOH London₹5,57,269 INR

34 data points across 13 retailers

14 retailers₹2,54,241 INR to ₹5,57,269 INR

A
Cheapest Retailer
-
₹2,54,241 INR
A
Retailer 2
-
₹2,57,247 INR
View
A
Retailer 3
-
₹2,73,401 INR
View
A
Retailer 4
-
₹2,78,379 INR
View
A
Retailer 5
-
₹2,79,412 INR
View
Final sale: no returns
A
Retailer 6
-
₹2,93,500 INR
View
A
Retailer 7
-
₹3,12,002 INR
View
B+
Retailer 8
-
₹3,43,278 INR
View
B+
Retailer 9
-
₹3,43,747 INR
View
B+
Retailer 10
-
₹3,48,443 INR
View
B+
Retailer 11
-
₹3,89,017 INR
View
B+
Retailer 12
-
₹4,07,801 INR
View
B
Retailer 13
-
₹5,26,234 INR
View
Most Expensive
B
MOH London
A225B3F8E · Nov 4
₹5,57,269 INR
£4,672 GBP
View
13 more retailers have this diamond
Prices start from ₹2,54,241 INRSave up to ₹3,03,027 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 Cushion
₹2,54,241 INR