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Round|Natural|GIA

3.00ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 2557312305

Certificate GIA 2557312305

Diamond specifications and retailer prices

From €25,554 EUR
$28,549 USD
As of October 30, 2026
Save €13,996 EUR (35%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €39,550 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 3ct natural round diamond

This 3ct natural round sits in the three to five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2557312305. Listed at 14 retailers as of October 30, 2026, with prices from €25,554 to €39,550, a €13,996 spread on the same certified stone. MOH London lists it at €39,550. 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

3.00
Carat
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle36.5°
OriginNatural
Grading LabGIA
CertificateGIA 2557312305
Dimensions9.05 × 9.12 × 5.78 mm
L/W Ratio1.01
Culet sizeNone
Top View
9.05 mm9.12 mm3.00 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 2557312305
Side View
Table 55.0%Crown 36.5°Girdle: MediumPavilionCulet: NoneDepth 63.6%

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: Oct 30
Current: €39,550 EUR|Low: €25,388 EUR|High: €40,685 EUR|Avg: €29,990 EUR|-1.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 10€25,554 EUR
Retailer 6€25,623 EUR
Retailer 4€25,682 EUR
Retailer 11€26,488 EUR
Retailer 8€27,162 EUR
Retailer 2€28,133 EUR
Retailer 3€29,471 EUR
Retailer 9€30,406 EUR
Retailer 7€30,807 EUR
Retailer 12€31,576 EUR
Retailer 5€32,829 EUR
MOH London€39,550 EUR

41 data points across 12 retailers

14 retailers€25,554 EUR to €39,550 EUR

A
Cheapest Retailer
-
€25,554 EUR
$28,549 USD
A
Retailer 2
-
€25,623 EUR
$28,626 USD
View
Final sale: no returns
Retailer 3
-
€25,682 EUR
A$44,141 AUD
View
Price last confirmed 28 days ago
Retailer 4
-
€26,488 EUR
$29,592 USD
View
Price last confirmed 9 days ago
Retailer 5
-
€26,848 EUR
$29,995 USD
View
Price last confirmed 44 days ago
B+
Retailer 6
-
€27,162 EUR
$30,345 USD
View
B+
Retailer 7
-
€28,133 EUR
£24,748 GBP
View
Retailer 8
-
€29,471 EUR
$32,925 USD
View
Price last confirmed 7 days ago
Retailer 9
-
€30,406 EUR
$33,970 USD
View
Price last confirmed 10 days ago
B+
Retailer 10
-
€30,807 EUR
View
Retailer 11
-
€31,576 EUR
$35,277 USD
View
Price last confirmed 9 days ago
Retailer 12
-
€32,007 EUR
$35,758 USD
View
Price last confirmed 43 days ago
B
Retailer 13
-
€32,829 EUR
ZAR 592,514 ZAR
View
Most Expensive
B
MOH London
31F277C67 · Nov 1
€39,550 EUR
£34,792 GBP
View
13 more retailers have this diamond
Prices start from €25,554 EURSave up to €13,996 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
3.00ct Round
€25,554 EUR