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Round|Natural|GIA

3.12ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 6542015252

Certificate GIA 6542015252

Diamond specifications and retailer prices

From €27,215 EUR
$30,405 USD
As of November 2, 2026
Save €14,792 EUR (35%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €42,007 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 3.12ct natural round diamond

This 3.12ct natural round sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6542015252. Listed at 7 retailers as of November 1, 2026, with prices from €27,215 to €42,007, a €14,792 spread on the same certified stone. MOH London lists it at €42,007. 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

3.12
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6542015252
Dimensions9.23 × 9.30 × 5.88 mm
L/W Ratio1.01
Star length50%
Top View
9.23 mm9.30 mm3.12 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6542015252
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 63.5%

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 2
Current: €42,007 EUR|Low: €23,655 EUR|High: €42,514 EUR|Avg: €30,743 EUR|+1.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 4€27,215 EUR
Retailer 5€27,534 EUR
Retailer 7€28,018 EUR
Retailer 6€28,621 EUR
Retailer 2€31,738 EUR
Retailer 3€32,655 EUR
MOH London€42,007 EUR

38 data points across 7 retailers

7 retailers€27,215 EUR to €42,007 EUR

B+
Cheapest Retailer
-
€27,215 EUR
$30,405 USD
Final sale: no returns
B+
Retailer 2
-
€27,534 EUR
$30,761 USD
View
B+
Retailer 3
-
€28,018 EUR
$31,302 USD
View
B+
Retailer 4
-
€28,621 EUR
$31,975 USD
View
B+
Retailer 5
-
€31,738 EUR
View
B+
Retailer 6
-
€32,655 EUR
£28,727 GBP
View
Most Expensive
B
MOH London
5D1C97E66 · Nov 1
€42,007 EUR
£36,953 GBP
View
6 more retailers have this diamond
Prices start from €27,215 EURSave up to €14,792 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+
3.12ct Round
€27,215 EUR