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Oval|Natural|GIA

3.51ct J SI1 Oval Natural Diamond

ID • J/SI1 • GIA 6551423492

Certificate GIA 6551423492

Diamond specifications and retailer prices

From €28,951 EUR
CA$44,923 CAD
As of October 27, 2026
Save €18,584 EUR (39%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €47,535 EUR at MOH London · As of October 26, 2026
View at MOH London

About this 3.51ct natural oval diamond

This 3.51ct natural oval sits in the three to five carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551423492. Listed at 8 retailers as of October 26, 2026, with prices from €28,951 to €47,535, a €18,584 spread on the same certified stone. MOH London lists it at €47,535. 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

3.51
Carat
J
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6551423492
Dimensions12.36 × 8.59 × 5.14 mm
L/W Ratio1.44
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Crystal, Feather, Needle
Top View
12.36 mm8.59 mm3.51 ctJ / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6551423492
Side View
Table 59.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 59.9%

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 27
Current: €47,535 EUR|Low: €28,951 EUR|High: €48,044 EUR|Avg: €34,083 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 28, 2026
Retailer 5€28,951 EUR
Retailer 9€29,133 EUR
Retailer 8€30,455 EUR
Retailer 2€30,737 EUR
Retailer 3€32,188 EUR
Retailer 4€34,664 EUR
Retailer 6€35,855 EUR
Retailer 7€36,224 EUR
MOH London€47,535 EUR

18 data points across 9 retailers

8 retailers€28,951 EUR to €47,535 EUR

B+
Cheapest Retailer
-
€28,951 EUR
CA$44,923 CAD
B+
Retailer 2
-
€29,133 EUR
$32,547 USD
View
B+
Retailer 3
-
€30,737 EUR
£27,039 GBP
View
B
Retailer 4
-
€32,188 EUR
$35,961 USD
View
B
Retailer 5
-
€34,664 EUR
$38,727 USD
View
B
Retailer 6
-
€35,855 EUR
View
B
Retailer 7
-
€36,224 EUR
$40,470 USD
View
Most Expensive
B
MOH London
5492C6879 · Oct 26
€47,535 EUR
£41,816 GBP
View
7 more retailers have this diamond
Prices start from €28,951 EURSave up to €18,584 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+
3.51ct Oval
€28,951 EUR