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Round|Natural|GIA

5.50ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 6555651930

Certificate GIA 6555651930

Diamond specifications and retailer prices

From €50,684 EUR
$56,624 USD
As of October 31, 2026
Save €38,225 EUR (43%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €88,909 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 5.5ct natural round diamond

This 5.5ct 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 6555651930. Listed at 12 retailers as of October 31, 2026, with prices from €50,684 to €88,909, a €38,225 spread on the same certified stone. MOH London lists it at €88,909. 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

5.50
Carat
J
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6555651930
Dimensions11.62 × 11.58 × 6.79 mm
L/W Ratio1.00
Key to symbols
Feather, Crystal, Needle
Top View
11.62 mm11.58 mm5.50 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555651930
Side View
Table 60.0%Crown 32°GirdlePavilion 41°Culet: NoneDepth 58.5%

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: €88,909 EUR|Low: €50,684 EUR|High: €89,385 EUR|Avg: €61,416 EUR|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 7€50,684 EUR
Retailer 12€51,590 EUR
Retailer 5€56,121 EUR
Retailer 9€56,929 EUR
Retailer 3€59,301 EUR
Retailer 10€59,301 EUR
Retailer 2€60,081 EUR
Retailer 8€60,901 EUR
Retailer 11€61,673 EUR
Retailer 4€64,045 EUR
Retailer 6€69,075 EUR
MOH London€88,909 EUR

5 data points across 12 retailers

12 retailers€50,684 EUR to €88,909 EUR

A
Cheapest Retailer
-
€50,684 EUR
$56,624 USD
A
Retailer 2
-
€51,590 EUR
$57,637 USD
View
A
Retailer 3
-
€56,121 EUR
£49,369 GBP
View
B+
Retailer 4
-
€56,929 EUR
$63,601 USD
View
B+
Retailer 5
-
€59,301 EUR
$66,251 USD
View
B+
Retailer 6
-
€59,301 EUR
$66,251 USD
View
B+
Retailer 7
-
€60,081 EUR
£52,853 GBP
View
B+
Retailer 8
-
€60,901 EUR
$68,039 USD
View
B+
Retailer 9
-
€61,673 EUR
$68,901 USD
View
B+
Retailer 10
-
€64,045 EUR
$71,551 USD
View
B
Retailer 11
-
€69,075 EUR
View
Most Expensive
B
MOH London
E482B605D · Nov 1
€88,909 EUR
£78,212 GBP
View
11 more retailers have this diamond
Prices start from €50,684 EURSave up to €38,225 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
5.50ct Round
€50,684 EUR