Cushion|Natural|GIA

3.06ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 2557244143

Certificate GIA 2557244143

Diamond specifications and retailer prices

From $28,230 CAD
As of November 6, 2026
Save $17,726 CAD (39%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $45,956 CAD at MOH London · As of November 4, 2026
View at MOH London

About this 3.06ct natural cushion diamond

This 3.06ct natural cushion sits in the three to five 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 2557244143. Listed at 7 retailers as of November 4, 2026, with prices from $28,230 to $45,956, a $17,726 spread on the same certified stone. MOH London lists it at $45,956. 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

3.06
Carat
I
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2557244143
Dimensions9.27 × 7.40 × 5.07 mm
L/W Ratio1.25
Key to symbols
Cloud, Crystal, Needle
Top View
9.27 mm7.40 mm3.06 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557244143
Side View
Table 63.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 68.5%

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 6
Current: $45,956 CAD|Low: $28,230 CAD|High: $52,057 CAD|Avg: $35,739 CAD|-10.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 6$28,230 CAD
Retailer 7$30,370 CAD
Retailer 5$31,211 CAD
Retailer 4$32,108 CAD
Retailer 2$32,599 CAD
Retailer 3$35,597 CAD
MOH London$45,956 CAD

45 data points across 7 retailers

7 retailers$28,230 CAD to $45,956 CAD

A
Cheapest Retailer
-
$28,230 CAD
A
Retailer 2
-
$30,370 CAD
View
A
Retailer 3
-
$31,211 CAD
View
Final sale: no returns
A
Retailer 4
-
$32,108 CAD
View
A
Retailer 5
-
$32,599 CAD
View
A
Retailer 6
-
$35,597 CAD
View
Most Expensive
B+
MOH London
A4876C3E3 · Nov 4
$45,956 CAD
£25,726 GBP
View
6 more retailers have this diamond
Prices start from $28,230 CADSave up to $17,726 CAD

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
3.06ct Cushion
$28,230 CAD