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Cushion|Natural|GIA

1.50ct E SI2 Cushion Natural Diamond

EX • E/SI2 • GIA 6555361215

Certificate GIA 6555361215

Diamond specifications and retailer prices

From €3,300 EUR
HK$28,800 HKD
As of October 31, 2026
Save €4,538 EUR (58%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €7,838 EUR 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 6555361215. Listed at 15 retailers as of October 28, 2026, with prices from €3,300 to €7,838, a €4,538 spread on the same certified stone. Queensmith lists it at €7,838. 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
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6555361215
Dimensions7.84 × 5.84 × 4.07 mm
L/W Ratio1.34
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle, Indented Natural
Top View
7.84 mm5.84 mm1.50 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6555361215
Side View
Table 70.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 69.7%

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 31
Current: €7,838 EUR|Low: €3,265 EUR|High: €7,889 EUR|Avg: €4,828 EUR|+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
October 31, 2026
Retailer 6€3,300 EUR
Retailer 2€3,533 EUR
Retailer 5€3,881 EUR
Retailer 3€4,058 EUR
Retailer 9€4,155 EUR
Retailer 12€4,189 EUR
Retailer 8€4,372 EUR
Retailer 11€4,397 EUR
Retailer 4€4,532 EUR
Retailer 13€4,646 EUR
Retailer 7€4,976 EUR
Retailer 10€7,040 EUR
Queensmith€7,838 EUR

24 data points across 13 retailers

15 retailers€3,300 EUR to €7,838 EUR

A
Cheapest Retailer
-
€3,300 EUR
HK$28,800 HKD
A
Retailer 2
-
€3,533 EUR
₹375,939 INR
View
A
Retailer 3
-
€3,881 EUR
SGD 5,860 SGD
View
A
Retailer 4
-
€4,036 EUR
$4,509 USD
View
A
Retailer 5
-
€4,058 EUR
$4,534 USD
View
Final sale: no returns
A
Retailer 6
-
€4,155 EUR
£3,655 GBP
View
A
Retailer 7
-
€4,189 EUR
SGD 6,325 SGD
View
A
Retailer 8
-
€4,372 EUR
£3,846 GBP
View
A
Retailer 9
-
€4,374 EUR
A$7,518 AUD
View
A
Retailer 10
-
€4,397 EUR
$4,912 USD
View
A
Retailer 11
-
€4,532 EUR
$5,063 USD
View
A
Retailer 12
-
€4,646 EUR
$5,190 USD
View
A
Retailer 13
-
€4,976 EUR
View
B+
Retailer 14
-
€7,040 EUR
£6,193 GBP
View
Most Expensive
B
Queensmith
6555361215 · Oct 28
€7,838 EUR
£6,895 GBP
View
14 more retailers have this diamond
Prices start from €3,300 EURSave up to €4,538 EUR

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
€3,300 EUR