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Cushion|Natural|GIA

1.51ct K SI1 Cushion Natural Diamond

EX • K/SI1 • GIA 1343477968

Certificate GIA 1343477968

Diamond specifications and retailer prices

From ₹4,42,457 INR
As of November 6, 2026
Save ₹4,21,238 INR (49%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: ₹8,63,695 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 1343477968. Listed at 15 retailers as of November 4, 2026, with prices from ₹4,42,457 to ₹8,63,695, a ₹4,21,238 spread on the same certified stone. MOH London lists it at ₹8,63,695. 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 1343477968
Dimensions6.60 × 6.58 × 4.43 mm
L/W Ratio1.00
Culet sizeNone
Top View
6.60 mm6.58 mm1.51 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1343477968
Side View
Table 60.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 67.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: ₹8,63,695 INR|Low: ₹4,42,457 INR|High: ₹8,76,458 INR|Avg: ₹5,81,666 INR|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 8₹4,42,457 INR
Retailer 5₹4,50,816 INR
Retailer 9₹4,97,776 INR
Retailer 6₹5,32,526 INR
Retailer 7₹5,56,852 INR
Retailer 3₹5,58,354 INR
Retailer 2₹6,04,657 INR
Retailer 4₹7,17,173 INR
MOH London₹8,63,695 INR

44 data points across 9 retailers

15 retailers₹4,42,457 INR to ₹8,63,695 INR

B
Cheapest Retailer
-
₹4,42,457 INR
Retailer 2
-
₹4,50,816 INR
View
Price last confirmed 10 days ago
B+
Retailer 3
-
₹4,59,175 INR
View
B+
Retailer 4
-
₹4,64,434 INR
View
B+
Retailer 5
-
₹4,70,351 INR
View
B
Retailer 6
-
₹4,95,710 INR
View
B
Retailer 7
-
₹4,97,776 INR
View
Retailer 8
-
₹5,32,526 INR
View
Price last confirmed 9 days ago
B
Retailer 9
-
₹5,56,852 INR
View
B
Retailer 10
-
₹5,58,354 INR
View
B
Retailer 11
-
₹5,61,360 INR
View
B
Retailer 12
-
₹6,04,657 INR
View
Retailer 13
-
₹6,48,330 INR
View
Price last confirmed 15 days ago
B
Retailer 14
-
₹7,17,173 INR
View
Most Expensive
B
MOH London
5FC1F0D5D · Nov 4
₹8,63,695 INR
£7,241 GBP
View
14 more retailers have this diamond
Prices start from ₹4,42,457 INRSave up to ₹4,21,238 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 Cushion
₹4,42,457 INR