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Round|Natural|GIA

4.28ct I IF Round Natural Diamond

EX • I/IF • GIA 5533178373

Certificate GIA 5533178373

Diamond specifications and retailer prices

From €89,643 EUR
£78,858 GBP
As of November 1, 2026
Save €50,453 EUR (36%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €140,096 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 4.28ct natural round diamond

This 4.28ct natural round sits in the three to five carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 5533178373. Listed at 4 retailers as of October 29, 2026, with prices from €89,643 to €140,096, a €50,453 spread on the same certified stone. MOH London lists it at €140,096. At this carat range, natural pricing varies dramatically across retailers, so the cross-retailer spread on this exact stone is your single best indicator of fair price.

The 4Cs

4.28
Carat
I
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 5533178373
Dimensions10.48 × 10.51 × 6.39 mm
L/W Ratio1.00
Star length50%
Top View
10.48 mm10.51 mm4.28 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5533178373
Side View
Table 60.0%Crown 34.5°Girdle: MediumPavilion 41.4°Culet: NoneDepth 60.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €140,096 EUR|Low: €89,370 EUR|High: €141,029 EUR|Avg: €111,739 EUR|+0.4%
MOH London
Retailer 2
Retailer 3
November 1, 2026
Retailer 2€89,643 EUR
Retailer 3€108,264 EUR
MOH London€140,096 EUR

22 data points across 3 retailers

4 retailers€89,643 EUR to €140,096 EUR

B+
Cheapest Retailer
-
€89,643 EUR
£78,858 GBP
B+
Retailer 2
-
€94,846 EUR
$105,963 USD
View
B
Retailer 3
-
€108,264 EUR
View
Most Expensive
B
MOH London
61F5DB580 · Oct 29
€140,096 EUR
£123,241 GBP
View
3 more retailers have this diamond
Prices start from €89,643 EURSave up to €50,453 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.

B+
4.28ct Round
€89,643 EUR