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Cushion|Natural|GIA

4.03ct K SI1 Cushion Natural Diamond

EX • K/SI1 • GIA 6561683815

Certificate GIA 6561683815

Diamond specifications and retailer prices

From €26,981 EUR
As of November 6, 2026
Save €14,735 EUR (35%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €41,716 EUR at MOH London · As of November 4, 2026
View at MOH London

About this 4.03ct natural cushion diamond

This 4.03ct natural cushion sits in the three to five carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6561683815. Listed at 6 retailers as of November 4, 2026, with prices from €26,981 to €41,716, a €14,735 spread on the same certified stone. MOH London lists it at €41,716. 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

4.03
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6561683815
Dimensions10.61 × 8.10 × 5.46 mm
L/W Ratio1.31
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
10.61 mm8.10 mm4.03 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6561683815
Side View
Table 65.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 67.4%

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: €41,716 EUR|Low: €26,980 EUR|High: €41,716 EUR|Avg: €31,801 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 7, 2026
Retailer 6€26,981 EUR
Retailer 2€29,319 EUR
Retailer 3€29,380 EUR
Retailer 4€32,314 EUR
Retailer 5€33,330 EUR
MOH London€41,716 EUR

5 data points across 6 retailers

6 retailers€26,981 EUR to €41,716 EUR

A
Cheapest Retailer
-
€26,981 EUR
A
Retailer 2
-
€29,319 EUR
View
A
Retailer 3
-
€29,380 EUR
View
B+
Retailer 4
-
€32,314 EUR
View
B+
Retailer 5
-
€33,330 EUR
View
Most Expensive
B
MOH London
84DFC2068 · Nov 4
€41,716 EUR
£36,674 GBP
View
5 more retailers have this diamond
Prices start from €26,981 EURSave up to €14,735 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
4.03ct Cushion
€26,981 EUR