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Cushion|Natural|GIA

1.55ct I SI1 Cushion Natural Diamond

ID • I/SI1 • GIA 2243020200

Certificate GIA 2243020200

Diamond specifications and retailer prices

From €2,374 EUR
HK$20,800 HKD
As of November 1, 2026
Save €3,006 EUR (56%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €5,380 EUR at MOH London · As of November 2, 2026
View at MOH London

About this 1.55ct natural cushion diamond

This 1.55ct natural cushion sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2243020200. Listed at 9 retailers as of November 1, 2026, with prices from €2,374 to €5,380, a €3,006 spread on the same certified stone. MOH London lists it at €5,380. 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

1.55
Carat
I
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle36.3°
OriginNatural
Grading LabGIA
CertificateGIA 2243020200
Dimensions6.64 × 6.55 × 4.39 mm
L/W Ratio1.01
Key to symbols
Crystal, Feather, Pinpoint
Top View
6.64 mm6.55 mm1.55 ctI / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2243020200
Side View
Table 62.0%CrownGirdle: STK-VTKPavilion 36.3°Culet: NoneDepth 66.9%

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: €5,380 EUR|Low: €2,351 EUR|High: €5,745 EUR|Avg: €3,473 EUR|-6.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 5€2,374 EUR
Retailer 4€2,822 EUR
Retailer 6€2,909 EUR
Retailer 2€3,052 EUR
Retailer 8€3,305 EUR
Retailer 7€3,461 EUR
Retailer 3€3,895 EUR
MOH London€5,380 EUR

39 data points across 8 retailers

9 retailers€2,374 EUR to €5,380 EUR

A
Cheapest Retailer
-
€2,374 EUR
HK$20,800 HKD
A
Retailer 2
-
€2,822 EUR
View
A
Retailer 3
-
€2,909 EUR
$3,263 USD
View
A
Retailer 4
-
€3,052 EUR
£2,696 GBP
View
A
Retailer 5
-
€3,305 EUR
SGD 5,009 SGD
View
A
Retailer 6
-
€3,366 EUR
A$5,808 AUD
View
A
Retailer 7
-
€3,461 EUR
$3,882 USD
View
A
Retailer 8
-
€3,895 EUR
View
Most Expensive
B+
MOH London
7DAE860DD · Nov 2
€5,380 EUR
£4,751 GBP
View
8 more retailers have this diamond
Prices start from €2,374 EURSave up to €3,006 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
1.55ct Cushion
€2,374 EUR