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Round|Natural|GIA

5.05ct J SI1 Round Natural Diamond

VG • J/SI1 • GIA 5171423019

Certificate GIA 5171423019

Diamond specifications and retailer prices

From €45,676 EUR
$51,030 USD
As of November 1, 2026
Save €39,462 EUR (46%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €85,138 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 5.05ct natural round diamond

This 5.05ct natural round sits in the over five carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 5171423019. Listed at 22 retailers as of November 1, 2026, with prices from €45,676 to €85,138, a €39,462 spread on the same certified stone. MOH London lists it at €85,138. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

5.05
Carat
J
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle32°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 5171423019
Dimensions11.12 × 11.27 × 6.65 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Needle, Natural
Top View
11.12 mm11.27 mm5.05 ctJ / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 5171423019
Side View
Table 65.0%Crown 32°Girdle: THN-MEDPavilion 41.8°Culet: NoneDepth 59.4%

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: Nov 1
Current: €85,138 EUR|Low: €44,953 EUR|High: €87,882 EUR|Avg: €58,356 EUR|-2.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 16
Retailer 17
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Retailer 19
Retailer 20
Retailer 21
Retailer 22
November 1, 2026
Retailer 19€45,676 EUR
Retailer 3€49,403 EUR
Retailer 11€49,970 EUR
Retailer 10€52,752 EUR
Retailer 15€52,753 EUR
Retailer 17€52,887 EUR
Retailer 16€54,117 EUR
Retailer 5€54,514 EUR
Retailer 20€56,426 EUR
Retailer 22€56,426 EUR
Retailer 7€56,620 EUR
Retailer 8€56,785 EUR
Retailer 21€56,785 EUR
Retailer 12€57,870 EUR
Retailer 18€58,306 EUR
Retailer 9€58,317 EUR
Retailer 14€59,057 EUR
Retailer 4€60,599 EUR
Retailer 6€61,328 EUR
Retailer 2€65,852 EUR
Retailer 13€65,959 EUR
MOH London€85,138 EUR

40 data points across 22 retailers

22 retailers€45,676 EUR to €85,138 EUR

A
Cheapest Retailer
-
€45,676 EUR
$51,030 USD
B+
Retailer 2
-
€49,403 EUR
$55,193 USD
View
B+
Retailer 3
-
€49,970 EUR
$55,827 USD
View
Final sale: no returns
B+
Retailer 4
-
€52,752 EUR
$58,935 USD
View
Retailer 5
-
€52,753 EUR
A$90,670 AUD
View
Price last confirmed 28 days ago
B+
Retailer 6
-
€52,887 EUR
$59,086 USD
View
B+
Retailer 7
-
€54,117 EUR
£47,607 GBP
View
B+
Retailer 8
-
€54,514 EUR
$60,903 USD
View
B+
Retailer 9
-
€56,426 EUR
$63,040 USD
View
B+
Retailer 10
-
€56,426 EUR
$63,040 USD
View
B+
Retailer 11
-
€56,620 EUR
$63,256 USD
View
B+
Retailer 12
-
€56,785 EUR
$63,441 USD
View
B+
Retailer 13
-
€56,785 EUR
$63,441 USD
View
B+
Retailer 14
-
€57,870 EUR
$64,653 USD
View
B+
Retailer 15
-
€58,306 EUR
$65,140 USD
View
B+
Retailer 16
-
€58,317 EUR
$65,152 USD
View
B+
Retailer 17
-
€59,057 EUR
$65,979 USD
View
B
Retailer 18
-
€60,599 EUR
$67,702 USD
View
B
Retailer 19
-
€61,328 EUR
$68,516 USD
View
B
Retailer 20
-
€65,852 EUR
View
B
Retailer 21
-
€65,959 EUR
ZAR 1,190,466 ZAR
View
Most Expensive
B
MOH London
D6E5F7DED · Nov 1
€85,138 EUR
£74,895 GBP
View
21 more retailers have this diamond
Prices start from €45,676 EURSave up to €39,462 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
5.05ct Round
€45,676 EUR