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Cushion|Natural|GIA

0.55ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 1538600219

Certificate GIA 1538600219

Diamond specifications and retailer prices

From €285 EUR
₹30,473 INR
As of November 2, 2026
Save €606 EUR (68%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €891 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 0.55ct natural cushion diamond

This 0.55ct natural cushion sits in the half to three-quarter 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 1538600219. Listed at 6 retailers as of November 1, 2026, with prices from €285 to €891, a €606 spread on the same certified stone. MOH London lists it at €891. 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

0.55
Carat
I
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1538600219
Dimensions8.19 × 4.33 × 2.74 mm
L/W Ratio1.89
Girdle conditionFaceted
Key to symbols
Cloud
Top View
8.19 mm4.33 mm0.55 ctI / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1538600219
Side View
Table 62.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 63.3%

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 2
Current: €891 EUR|Low: €285 EUR|High: €1,114 EUR|Avg: €537 EUR|-11.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 2€285 EUR
Retailer 4€331 EUR
Retailer 5€408 EUR
Retailer 6€445 EUR
Retailer 3€621 EUR
MOH London€891 EUR

44 data points across 6 retailers

6 retailers€285 EUR to €891 EUR

A
Cheapest Retailer
-
€285 EUR
₹30,473 INR
A
Retailer 2
-
€331 EUR
HK$2,900 HKD
View
A
Retailer 3
-
€408 EUR
SGD 618 SGD
View
Retailer 4
-
€445 EUR
$499 USD
View
Price last confirmed 13 days ago
B+
Retailer 5
-
€621 EUR
£548 GBP
View
Most Expensive
B
MOH London
1114861DD · Nov 1
€891 EUR
£787 GBP
View
5 more retailers have this diamond
Prices start from €285 EURSave up to €606 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
0.55ct Cushion
€285 EUR