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Cushion|Natural|GIA

1.50ct K SI1 Cushion Natural Diamond

EX • K/SI1 • GIA 1543520312

Certificate GIA 1543520312

Diamond specifications and retailer prices

From ₹1,76,664 INR
As of November 6, 2026
Save ₹2,27,571 INR (56%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: ₹4,04,234 INR at MOH London · As of November 4, 2026
View at MOH London

About this 1.5ct natural cushion diamond

This 1.5ct 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 1543520312. Listed at 14 retailers as of November 4, 2026, with prices from ₹1,76,664 to ₹4,04,234, a ₹2,27,571 spread on the same certified stone. MOH London lists it at ₹4,04,234. 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

1.50
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Pavilion angle37.5°
OriginNatural
Grading LabGIA
CertificateGIA 1543520312
Dimensions7.45 × 6.07 × 4.17 mm
L/W Ratio1.23
Girdle conditionFaceted
Top View
7.45 mm6.07 mm1.50 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1543520312
Side View
Table 64.0%CrownGirdle: MED-THKPavilion 37.5°Culet: NoneDepth 68.8%

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 6
Current: ₹4,04,234 INR|Low: ₹1,74,316 INR|High: ₹4,50,992 INR|Avg: ₹2,81,384 INR|-10.4%
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 13₹1,76,664 INR
Retailer 10₹2,13,480 INR
Retailer 11₹2,24,187 INR
Retailer 5₹2,30,104 INR
Retailer 9₹2,44,756 INR
Retailer 3₹2,45,789 INR
Retailer 6₹2,46,164 INR
Retailer 4₹2,78,942 INR
Retailer 7₹2,82,324 INR
Retailer 2₹2,87,207 INR
Retailer 8₹2,94,533 INR
Retailer 12₹3,77,652 INR
MOH London₹4,04,234 INR

33 data points across 13 retailers

14 retailers₹1,76,664 INR to ₹4,04,234 INR

A
Cheapest Retailer
-
₹1,76,664 INR
A
Retailer 2
-
₹2,13,480 INR
View
Final sale: no returns
A
Retailer 3
-
₹2,24,187 INR
View
A
Retailer 4
-
₹2,30,104 INR
View
A
Retailer 5
-
₹2,44,756 INR
View
A
Retailer 6
-
₹2,45,789 INR
View
A
Retailer 7
-
₹2,46,164 INR
View
A
Retailer 8
-
₹2,68,423 INR
View
A
Retailer 9
-
₹2,78,942 INR
View
A
Retailer 10
-
₹2,82,324 INR
View
A
Retailer 11
-
₹2,87,207 INR
View
A
Retailer 12
-
₹2,94,533 INR
View
B+
Retailer 13
-
₹3,77,652 INR
View
Most Expensive
B+
MOH London
53B5DEFF3 · Nov 4
₹4,04,234 INR
£3,389 GBP
View
13 more retailers have this diamond
Prices start from ₹1,76,664 INRSave up to ₹2,27,571 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
1.50ct Cushion
₹1,76,664 INR