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Cushion|Natural|GIA

1.50ct E SI2 Cushion Natural Diamond

ID • E/SI2 • GIA 1553328108

Certificate GIA 1553328108

Diamond specifications and retailer prices

From $4,160 USD
HK$32,500 HKD
As of October 29, 2026
Save $5,162 USD (55%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $9,322 USD 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1553328108. Listed at 16 retailers as of October 28, 2026, with prices from $4,160 to $9,322, a $5,162 spread on the same certified stone. Queensmith lists it at $9,322. 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
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1553328108
Dimensions7.60 × 5.83 × 4.10 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Indented Natural, Needle
Top View
7.60 mm5.83 mm1.50 ctE / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1553328108
Side View
Table 62.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 70.3%

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: $9,322 USD|Low: $4,160 USD|High: $9,385 USD|Avg: $5,895 USD|+2.0%
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
October 29, 2026
Retailer 13$4,160 USD
Retailer 10$4,500 USD
Retailer 3$4,936 USD
Retailer 6$4,948 USD
Retailer 14$5,173 USD
Retailer 7$5,311 USD
Retailer 12$5,344 USD
Retailer 2$5,451 USD
Retailer 4$5,590 USD
Retailer 11$5,604 USD
Retailer 5$5,759 USD
Retailer 9$6,333 USD
Retailer 8$8,974 USD
Queensmith$9,322 USD

24 data points across 14 retailers

16 retailers$4,160 USD to $9,322 USD

A
Cheapest Retailer
-
$4,160 USD
HK$32,500 HKD
A
Retailer 2
-
$4,500 USD
₹428,546 INR
View
A
Retailer 3
-
$4,936 USD
View
A
Retailer 4
-
$4,948 USD
SGD 6,686 SGD
View
A
Retailer 5
-
$5,144 USD
View
A
Retailer 6
-
$5,173 USD
View
Final sale: no returns
A
Retailer 7
-
$5,311 USD
£4,182 GBP
View
A
Retailer 8
-
$5,344 USD
SGD 7,222 SGD
View
A
Retailer 9
-
$5,451 USD
£4,292 GBP
View
A
Retailer 10
-
$5,590 USD
View
A
Retailer 11
-
$5,604 USD
View
A
Retailer 12
-
$5,647 USD
A$8,688 AUD
View
A
Retailer 13
-
$5,759 USD
View
B+
Retailer 14
-
$6,333 USD
€6,031 EUR
View
B+
Retailer 15
-
$8,974 USD
£7,066 GBP
View
Most Expensive
B
Queensmith
1553328108 · Oct 28
$9,322 USD
£7,340 GBP
View
15 more retailers have this diamond
Prices start from $4,160 USDSave up to $5,162 USD

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
$4,160 USD