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Round|Natural|GIA

3.40ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 6552040789

Certificate GIA 6552040789

Diamond specifications and retailer prices

From €27,462 EUR
$30,681 USD
As of October 31, 2026
Save €20,388 EUR (43%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €47,850 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 3.4ct natural round diamond

This 3.4ct 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 6552040789. Listed at 16 retailers as of October 31, 2026, with prices from €27,462 to €47,850, a €20,388 spread on the same certified stone. MOH London lists it at €47,850. 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

3.40
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552040789
Dimensions9.57 × 9.55 × 5.96 mm
L/W Ratio1.00
Top View
9.57 mm9.55 mm3.40 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552040789
Side View
Table 58.0%CrownGirdlePavilionCulet: NoneDepth 62.3%

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 31
Current: €47,850 EUR|Low: €29,740 EUR|High: €48,427 EUR|Avg: €36,262 EUR|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 7€30,343 EUR
Retailer 3€30,624 EUR
Retailer 6€30,639 EUR
Retailer 5€37,176 EUR
Retailer 2€37,198 EUR
Retailer 4€39,719 EUR
MOH London€47,850 EUR

37 data points across 7 retailers

16 retailers€27,462 EUR to €47,850 EUR

A
Cheapest Retailer
-
€27,462 EUR
$30,681 USD
A
Retailer 2
-
€27,895 EUR
$31,164 USD
View
B+
Retailer 3
-
€29,748 EUR
$33,235 USD
View
Retailer 4
-
€30,343 EUR
A$52,153 AUD
View
Price last confirmed 28 days ago
B+
Retailer 5
-
€30,624 EUR
£26,940 GBP
View
B+
Retailer 6
-
€30,639 EUR
$34,230 USD
View
Retailer 7
-
€30,639 EUR
$34,230 USD
View
Price last confirmed 24 days ago
Retailer 8
-
€31,915 EUR
$35,656 USD
View
Price last confirmed 35 days ago
Retailer 9
-
€32,170 EUR
$35,941 USD
View
Price last confirmed 32 days ago
B+
Retailer 10
-
€32,761 EUR
$36,601 USD
View
Retailer 11
-
€33,192 EUR
$37,082 USD
View
Price last confirmed 33 days ago
Retailer 12
-
€34,468 EUR
$38,508 USD
View
Price last confirmed 33 days ago
B
Retailer 13
-
€37,176 EUR
View
B
Retailer 14
-
€37,198 EUR
£32,722 GBP
View
B
Retailer 15
-
€39,719 EUR
ZAR 716,863 ZAR
View
Most Expensive
B
MOH London
D18FDFF50 · Nov 1
€47,850 EUR
£42,093 GBP
View
15 more retailers have this diamond
Prices start from €27,462 EURSave up to €20,388 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
3.40ct Round
€27,462 EUR