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Cushion|Natural|GIA

1.50ct I SI2 Cushion Natural Diamond

ID • I/SI2 • GIA 1565498678

Certificate GIA 1565498678

Diamond specifications and retailer prices

From €3,685 EUR
As of November 6, 2026
Save €4,021 EUR (52%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €7,705 EUR at MOH London · As of November 4, 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1565498678. Listed at 16 retailers as of November 4, 2026, with prices from €3,685 to €7,705, a €4,021 spread on the same certified stone. MOH London lists it at €7,705. 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
I
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1565498678
Dimensions8.13 × 6.01 × 4.02 mm
L/W Ratio1.35
Girdle conditionFaceted
Top View
8.13 mm6.01 mm1.50 ctI / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1565498678
Side View
Table 65.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 66.8%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: €7,705 EUR|Low: €3,554 EUR|High: €8,164 EUR|Avg: €4,886 EUR|-0.0%
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
Retailer 17
November 6, 2026
Retailer 17€3,685 EUR
Retailer 4€3,748 EUR
Retailer 13€3,824 EUR
Retailer 14€3,979 EUR
Retailer 7€4,065 EUR
Retailer 12€4,152 EUR
Retailer 16€4,356 EUR
Retailer 6€4,384 EUR
Retailer 5€4,461 EUR
Retailer 3€4,469 EUR
Retailer 8€4,565 EUR
Retailer 11€4,663 EUR
Retailer 2€5,087 EUR
Retailer 9€5,151 EUR
Retailer 10€5,635 EUR
Retailer 15€7,661 EUR
MOH London€7,705 EUR

23 data points across 17 retailers

16 retailers€3,685 EUR to €7,705 EUR

A
Cheapest Retailer
-
€3,685 EUR
A
Retailer 2
-
€3,748 EUR
View
A
Retailer 3
-
€3,824 EUR
View
A
Retailer 4
-
€3,979 EUR
View
A
Retailer 5
-
€4,065 EUR
View
B+
Retailer 6
-
€4,152 EUR
View
B+
Retailer 7
-
€4,356 EUR
View
B+
Retailer 8
-
€4,384 EUR
View
Final sale: no returns
B+
Retailer 9
-
€4,461 EUR
View
B+
Retailer 10
-
€4,469 EUR
View
Retailer 11
-
€4,565 EUR
View
Price last confirmed 21 days ago
B+
Retailer 12
-
€4,663 EUR
View
B+
Retailer 13
-
€5,087 EUR
View
B
Retailer 14
-
€5,635 EUR
View
B
Retailer 15
-
€7,661 EUR
View
Most Expensive
B
MOH London
59BE0F6B8 · Nov 4
€7,705 EUR
£6,774 GBP
View
15 more retailers have this diamond
Prices start from €3,685 EURSave up to €4,021 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
€3,685 EUR