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Cushion|Natural|GIA

1.50ct E SI1 Cushion Natural Diamond

EX • E/SI1 • GIA 2557664390

Certificate GIA 2557664390

Diamond specifications and retailer prices

From ₹4,42,663 INR
HK$36,300 HKD
As of October 29, 2026
Save ₹4,96,242 INR (53%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: ₹9,38,905 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 2557664390. Listed at 19 retailers as of October 28, 2026, with prices from ₹4,42,663 to ₹9,38,905, a ₹4,96,242 spread on the same certified stone. Queensmith lists it at ₹9,38,905. 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
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2557664390
Dimensions7.39 × 5.70 × 3.89 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cavity, Cloud, Needle
Top View
7.39 mm5.70 mm1.50 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2557664390
Side View
Table 67.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 68.4%

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: ₹9,38,905 INR|Low: ₹4,42,663 INR|High: ₹9,46,164 INR|Avg: ₹6,26,445 INR|+1.4%
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
October 30, 2026
Retailer 15₹4,42,663 INR
Retailer 9₹4,79,376 INR
Retailer 14₹4,98,643 INR
Retailer 13₹5,09,643 INR
Retailer 6₹5,26,493 INR
Retailer 4₹5,49,898 INR
Retailer 2₹5,59,102 INR
Retailer 8₹5,71,502 INR
Retailer 7₹5,92,834 INR
Retailer 5₹6,10,754 INR
Retailer 3₹6,22,780 INR
Retailer 11₹6,49,918 INR
Retailer 12₹7,25,475 INR
Retailer 10₹8,82,401 INR
Queensmith₹9,38,905 INR

23 data points across 15 retailers

19 retailers₹4,42,663 INR to ₹9,38,905 INR

A
Cheapest Retailer
-
₹4,42,663 INR
HK$36,300 HKD
A
Retailer 2
-
₹4,79,376 INR
View
A
Retailer 3
-
₹4,98,643 INR
$5,234 USD
View
A
Retailer 4
-
₹5,09,643 INR
SGD 7,229 SGD
View
A
Retailer 5
-
₹5,26,493 INR
SGD 7,468 SGD
View
A
Retailer 6
-
₹5,47,421 INR
$5,746 USD
View
A
Retailer 7
-
₹5,47,803 INR
$5,750 USD
View
A
Retailer 8
-
₹5,49,898 INR
$5,772 USD
View
Final sale: no returns
A
Retailer 9
-
₹5,59,102 INR
£4,621 GBP
View
A
Retailer 10
-
₹5,71,502 INR
£4,723 GBP
View
Retailer 11
-
₹5,92,834 INR
A$9,573 AUD
View
Price last confirmed 19 days ago
Retailer 12
-
₹5,99,725 INR
$6,295 USD
View
Price last confirmed 14 days ago
B+
Retailer 13
-
₹6,07,985 INR
A$9,818 AUD
View
B+
Retailer 14
-
₹6,10,754 INR
$6,411 USD
View
B+
Retailer 15
-
₹6,22,780 INR
$6,537 USD
View
B+
Retailer 16
-
₹6,49,918 INR
€6,497 EUR
View
B+
Retailer 17
-
₹7,25,475 INR
ZAR 123,020 ZAR
View
B+
Retailer 18
-
₹8,82,401 INR
£7,293 GBP
View
Most Expensive
B
Queensmith
2557664390 · Oct 28
₹9,38,905 INR
£7,760 GBP
View
18 more retailers have this diamond
Prices start from ₹4,42,663 INRSave up to ₹4,96,242 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
₹4,42,663 INR