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5.51ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 6237924909

Certificate GIA 6237924909

Diamond specifications and retailer prices

From €32,928 EUR
HK$287,400 HKD
As of October 29, 2026
Save €27,397 EUR (45%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €60,325 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 5.51ct natural round diamond

This 5.51ct natural round sits in the over five carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6237924909. Listed at 14 retailers as of October 29, 2026, with prices from €32,928 to €60,325, a €27,397 spread on the same certified stone. MOH London lists it at €60,325. 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

5.51
Carat
J
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6237924909
Dimensions11.15 × 11.24 × 7.04 mm
L/W Ratio1.01
Top View
11.15 mm11.24 mm5.51 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6237924909
Side View
Table 58.0%Crown 35°Girdle: THN-STKPavilion 41.4°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €60,325 EUR|Low: €32,928 EUR|High: €63,995 EUR|Avg: €44,165 EUR|-2.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 7€32,928 EUR
Retailer 9€34,786 EUR
Retailer 2€38,429 EUR
Retailer 5€38,433 EUR
Retailer 8€38,874 EUR
Retailer 3€40,669 EUR
Retailer 4€46,619 EUR
Retailer 6€47,233 EUR
MOH London€60,325 EUR

43 data points across 9 retailers

14 retailers€32,928 EUR to €60,325 EUR

A
Cheapest Retailer
-
€32,928 EUR
HK$287,400 HKD
Retailer 2
-
€34,786 EUR
₹3,701,267 INR
View
Price last confirmed 9 days ago
Retailer 3
-
€37,285 EUR
SGD 56,290 SGD
View
Price last confirmed 22 days ago
A
Retailer 4
-
€38,429 EUR
£33,806 GBP
View
A
Retailer 5
-
€38,433 EUR
$42,938 USD
View
A
Retailer 6
-
€38,874 EUR
$43,430 USD
View
Final sale: no returns
A
Retailer 7
-
€40,669 EUR
£35,777 GBP
View
Retailer 8
-
€41,098 EUR
$45,915 USD
View
Price last confirmed 42 days ago
A
Retailer 9
-
€46,619 EUR
View
Retailer 10
-
€47,179 EUR
$52,709 USD
View
Price last confirmed 39 days ago
A
Retailer 11
-
€47,233 EUR
$52,769 USD
View
Retailer 12
-
€48,413 EUR
A$83,212 AUD
View
Price last confirmed 173 days ago
Retailer 13
-
€48,994 EUR
$54,736 USD
View
Price last confirmed 40 days ago
Most Expensive
B+
MOH London
54D20B092 · Oct 29
€60,325 EUR
£53,067 GBP
View
13 more retailers have this diamond
Prices start from €32,928 EURSave up to €27,397 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
5.51ct Round
€32,928 EUR