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Cushion|Natural|GIA

1.50ct E SI1 Cushion Natural Diamond

ID • E/SI1 • GIA 2557438429

Certificate GIA 2557438429

Diamond specifications and retailer prices

From ₹4,60,954 INR
HK$37,800 HKD
As of October 29, 2026
Save ₹4,97,309 INR (52%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: ₹9,58,264 INR at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.5ct natural cushion diamond

This 1.5ct natural cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2557438429. Listed at 19 retailers as of October 28, 2026, with prices from ₹4,60,954 to ₹9,58,264, a ₹4,97,309 spread on the same certified stone. Queensmith lists it at ₹9,58,264. 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
E
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2557438429
Dimensions7.69 × 5.74 × 3.86 mm
L/W Ratio1.34
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Needle
Top View
7.69 mm5.74 mm1.50 ctE / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557438429
Side View
Table 63.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 67.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: ₹9,58,264 INR|Low: ₹4,60,954 INR|High: ₹9,66,128 INR|Avg: ₹6,45,939 INR|+1.8%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 30, 2026
Retailer 3₹4,60,954 INR
Retailer 9₹4,97,982 INR
Retailer 10₹5,18,174 INR
Retailer 4₹5,40,181 INR
Retailer 7₹5,47,501 INR
Retailer 13₹5,69,238 INR
Retailer 16₹5,72,001 INR
Retailer 15₹5,72,096 INR
Retailer 2₹5,94,423 INR
Retailer 8₹6,08,442 INR
Retailer 5₹6,09,728 INR
Retailer 6₹6,34,824 INR
Retailer 12₹6,76,026 INR
Retailer 14₹7,54,660 INR
Retailer 11₹9,17,973 INR
Queensmith₹9,58,264 INR

28 data points across 16 retailers

19 retailers₹4,60,954 INR to ₹9,58,264 INR

A
Cheapest Retailer
-
₹4,60,954 INR
HK$37,800 HKD
A
Retailer 2
-
₹4,97,982 INR
View
A
Retailer 3
-
₹5,18,174 INR
$5,439 USD
View
Retailer 4
-
₹5,33,542 INR
SGD 7,568 SGD
View
Price last confirmed 15 days ago
A
Retailer 5
-
₹5,40,181 INR
$5,670 USD
View
A
Retailer 6
-
₹5,47,501 INR
SGD 7,766 SGD
View
A
Retailer 7
-
₹5,69,238 INR
$5,975 USD
View
A
Retailer 8
-
₹5,69,238 INR
$5,975 USD
View
A
Retailer 9
-
₹5,72,001 INR
$6,004 USD
View
Final sale: no returns
A
Retailer 10
-
₹5,72,096 INR
$6,005 USD
View
A
Retailer 11
-
₹5,94,423 INR
£4,913 GBP
View
B+
Retailer 12
-
₹6,04,269 INR
A$9,758 AUD
View
Retailer 13
-
₹6,08,442 INR
A$9,825 AUD
View
Price last confirmed 20 days ago
B+
Retailer 14
-
₹6,09,728 INR
$6,400 USD
View
B+
Retailer 15
-
₹6,34,824 INR
$6,663 USD
View
B+
Retailer 16
-
₹6,76,026 INR
€6,758 EUR
View
B+
Retailer 17
-
₹7,54,660 INR
ZAR 127,969 ZAR
View
B+
Retailer 18
-
₹9,17,973 INR
£7,587 GBP
View
Most Expensive
B
Queensmith
2557438429 · Oct 28
₹9,58,264 INR
£7,920 GBP
View
18 more retailers have this diamond
Prices start from ₹4,60,954 INRSave up to ₹4,97,309 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
₹4,60,954 INR