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Cushion|Natural|GIA

1.50ct D SI1 Cushion Natural Diamond

EX • D/SI1 • GIA 7546685005

Certificate GIA 7546685005

Diamond specifications and retailer prices

From €6,410 EUR
$7,190 USD
As of November 2, 2026
Save €4,281 EUR (40%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €10,691 EUR at MOH London · As of November 2, 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 D 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 7546685005. Listed at 18 retailers as of November 2, 2026, with prices from €6,410 to €10,691, a €4,281 spread on the same certified stone. MOH London lists it at €10,691. 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
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7546685005
Dimensions8.52 × 5.67 × 3.82 mm
L/W Ratio1.50
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
8.52 mm5.67 mm1.50 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7546685005
Side View
Table 67.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 67.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: €10,691 EUR|Low: €6,410 EUR|High: €10,875 EUR|Avg: €8,011 EUR|-1.4%
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
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 12€6,410 EUR
Retailer 4€6,415 EUR
Retailer 14€6,415 EUR
Retailer 8€6,833 EUR
Retailer 10€7,147 EUR
Retailer 2€7,177 EUR
Retailer 3€7,213 EUR
Retailer 16€7,262 EUR
Retailer 5€7,685 EUR
Retailer 7€7,685 EUR
Retailer 6€7,944 EUR
Retailer 9€8,380 EUR
Retailer 15€8,449 EUR
Retailer 11€9,424 EUR
Retailer 13€10,508 EUR
MOH London€10,691 EUR

29 data points across 16 retailers

18 retailers€6,410 EUR to €10,691 EUR

B+
Cheapest Retailer
-
€6,410 EUR
$7,190 USD
B+
Retailer 2
-
€6,415 EUR
$7,195 USD
View
B+
Retailer 3
-
€6,415 EUR
$7,195 USD
View
Final sale: no returns
B+
Retailer 4
-
€6,833 EUR
$7,664 USD
View
B+
Retailer 5
-
€7,070 EUR
$7,930 USD
View
B+
Retailer 6
-
€7,147 EUR
£6,312 GBP
View
B+
Retailer 7
-
€7,177 EUR
£6,339 GBP
View
B+
Retailer 8
-
€7,213 EUR
$8,090 USD
View
Retailer 9
-
€7,262 EUR
A$12,531 AUD
View
Price last confirmed 12 days ago
B+
Retailer 10
-
€7,685 EUR
$8,620 USD
View
B+
Retailer 11
-
€7,685 EUR
$8,620 USD
View
B+
Retailer 12
-
€7,880 EUR
A$13,598 AUD
View
B+
Retailer 13
-
€7,944 EUR
$8,910 USD
View
B+
Retailer 14
-
€8,380 EUR
View
Retailer 15
-
€8,449 EUR
$9,476 USD
View
Price last confirmed 11 days ago
B
Retailer 16
-
€9,424 EUR
ZAR 170,767 ZAR
View
B
Retailer 17
-
€10,508 EUR
£9,280 GBP
View
Most Expensive
B
MOH London
5FA99496B · Nov 2
€10,691 EUR
£9,442 GBP
View
17 more retailers have this diamond
Prices start from €6,410 EURSave up to €4,281 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.

B+
1.50ct Cushion
€6,410 EUR