Round|Natural|GIA

3.12ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 6194822748

Certificate GIA 6194822748

Diamond specifications and retailer prices

From €35,988 EUR
$40,206 USD
As of October 31, 2026
Save €29,135 EUR (45%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €65,123 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6194822748. Listed at 12 retailers as of October 31, 2026, with prices from €35,988 to €65,123, a €29,135 spread on the same certified stone. MOH London lists it at €65,123. 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
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6194822748
Dimensions9.37 × 9.39 × 5.81 mm
L/W Ratio1.00
Culet sizeNone
Top View
9.37 mm9.39 mm3.12 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6194822748
Side View
Table 58.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 61.9%

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: Oct 31
Current: €65,123 EUR|Low: €37,636 EUR|High: €65,907 EUR|Avg: €46,899 EUR|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 3€37,725 EUR
Retailer 5€39,928 EUR
Retailer 4€41,717 EUR
Retailer 2€48,821 EUR
MOH London€65,123 EUR

39 data points across 5 retailers

12 retailers€35,988 EUR to €65,123 EUR

B+
Cheapest Retailer
-
€35,988 EUR
$40,206 USD
B+
Retailer 2
-
€37,725 EUR
₹4,013,920 INR
View
B+
Retailer 3
-
€38,081 EUR
$42,544 USD
View
B+
Retailer 4
-
€38,193 EUR
$42,669 USD
View
B+
Retailer 5
-
€39,041 EUR
CA$60,579 CAD
View
Retailer 6
-
€39,928 EUR
A$68,628 AUD
View
Price last confirmed 28 days ago
B
Retailer 7
-
€41,673 EUR
$46,557 USD
View
B+
Retailer 8
-
€41,717 EUR
£36,698 GBP
View
B
Retailer 9
-
€48,398 EUR
$54,070 USD
View
B
Retailer 10
-
€48,821 EUR
View
B
Retailer 11
-
€48,835 EUR
$54,559 USD
View
Most Expensive
B
MOH London
A415DE846 · Nov 1
€65,123 EUR
£57,288 GBP
View
11 more retailers have this diamond
Prices start from €35,988 EURSave up to €29,135 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
€35,988 EUR