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5.59ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 2225330188

Certificate GIA 2225330188

Diamond specifications and retailer prices

From €111,959 EUR
$125,574 USD
As of November 2, 2026
Save €70,771 EUR (39%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €182,731 EUR at MOH London · As of November 2, 2026
View at MOH London

About this 5.59ct natural round diamond

This 5.59ct natural round sits in the over five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2225330188. Listed at 7 retailers as of November 2, 2026, with prices from €111,959 to €182,731, a €70,771 spread on the same certified stone. MOH London lists it at €182,731. 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

5.59
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2225330188
Dimensions11.36 × 11.41 × 7.02 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Needle
Top View
11.36 mm11.41 mm5.59 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2225330188
Side View
Table 57.0%Crown 34.5°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.7%

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: Nov 2
Current: €182,731 EUR|Low: €111,959 EUR|High: €230,512 EUR|Avg: €134,507 EUR|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 3, 2026
Retailer 5€111,959 EUR
Retailer 7€112,590 EUR
Retailer 2€115,169 EUR
Retailer 4€121,050 EUR
Retailer 6€121,878 EUR
Retailer 3€141,337 EUR
MOH London€182,731 EUR

17 data points across 7 retailers

7 retailers€111,959 EUR to €182,731 EUR

B+
Cheapest Retailer
-
€111,959 EUR
$125,574 USD
B+
Retailer 2
-
€112,590 EUR
$126,281 USD
View
B+
Retailer 3
-
€115,169 EUR
£101,712 GBP
View
Retailer 4
-
€121,050 EUR
$135,770 USD
View
Price last confirmed 7 days ago
B+
Retailer 5
-
€121,878 EUR
$136,699 USD
View
B
Retailer 6
-
€141,337 EUR
View
Most Expensive
B
MOH London
910A97658 · Nov 2
€182,731 EUR
£161,379 GBP
View
6 more retailers have this diamond
Prices start from €111,959 EURSave up to €70,771 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+
5.59ct Round
€111,959 EUR