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Cushion|Natural|GIA

1.50ct D SI2 Cushion Natural Diamond

EX • D/SI2 • GIA 2556361261

Certificate GIA 2556361261

Diamond specifications and retailer prices

From €3,953 EUR
HK$34,500 HKD
As of November 1, 2026
Save €4,596 EUR (54%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €8,548 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 D 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 2556361261. Listed at 16 retailers as of October 28, 2026, with prices from €3,953 to €8,548, a €4,596 spread on the same certified stone. Queensmith lists it at €8,548. 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
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2556361261
Dimensions7.62 × 5.86 × 4.03 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Needle, Indented Natural, Natural
Top View
7.62 mm5.86 mm1.50 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2556361261
Side View
Table 66.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 68.7%

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: Nov 1
Current: €8,548 EUR|Low: €3,918 EUR|High: €8,611 EUR|Avg: €5,587 EUR|+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
November 1, 2026
Retailer 9€3,953 EUR
Retailer 2€4,214 EUR
Retailer 3€4,628 EUR
Retailer 5€4,651 EUR
Retailer 13€4,862 EUR
Retailer 6€4,964 EUR
Retailer 8€5,139 EUR
Retailer 11€5,268 EUR
Retailer 4€5,407 EUR
Retailer 12€5,521 EUR
Retailer 10€5,757 EUR
Retailer 7€7,761 EUR
Queensmith€8,548 EUR

27 data points across 13 retailers

16 retailers€3,953 EUR to €8,548 EUR

A
Cheapest Retailer
-
€3,953 EUR
HK$34,500 HKD
A
Retailer 2
-
€4,214 EUR
₹448,408 INR
View
Retailer 3
-
€4,533 EUR
SGD 6,843 SGD
View
Price last confirmed 15 days ago
A
Retailer 4
-
€4,628 EUR
$5,170 USD
View
A
Retailer 5
-
€4,651 EUR
SGD 7,022 SGD
View
A
Retailer 6
-
€4,836 EUR
$5,403 USD
View
A
Retailer 7
-
€4,862 EUR
$5,432 USD
View
Final sale: no returns
A
Retailer 8
-
€4,964 EUR
£4,367 GBP
View
A
Retailer 9
-
€5,139 EUR
£4,521 GBP
View
B+
Retailer 10
-
€5,268 EUR
$5,885 USD
View
B+
Retailer 11
-
€5,398 EUR
A$9,278 AUD
View
B+
Retailer 12
-
€5,407 EUR
$6,041 USD
View
B+
Retailer 13
-
€5,521 EUR
$6,168 USD
View
B+
Retailer 14
-
€5,757 EUR
View
B+
Retailer 15
-
€7,761 EUR
£6,827 GBP
View
Most Expensive
B
Queensmith
2556361261 · Oct 28
€8,548 EUR
£7,520 GBP
View
15 more retailers have this diamond
Prices start from €3,953 EURSave up to €4,596 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
€3,953 EUR