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Round|Natural|GIA

5.59ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 2225330188

Certificate GIA 2225330188

Diamond specifications and retailer prices

From HK$985,216 HKD
$125,574 USD
As of October 30, 2026
Save HK$622,771 HKD (39%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$1,607,987 HKD at MOH London · As of November 1, 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 October 30, 2026, with prices from HK$985,216 to HK$1,607,987, a HK$622,771 spread on the same certified stone. MOH London lists it at HK$1,607,987. 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: Oct 30
Current: HK$1,607,987 HKD|Low: HK$985,216 HKD|High: HK$2,028,456 HKD|Avg: HK$1,186,665 HKD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 5HK$985,216 HKD
Retailer 7HK$990,763 HKD
Retailer 2HK$1,013,465 HKD
Retailer 4HK$1,065,210 HKD
Retailer 6HK$1,072,499 HKD
Retailer 3HK$1,243,730 HKD
MOH LondonHK$1,607,987 HKD

16 data points across 7 retailers

7 retailersHK$985,216 HKD to HK$1,607,987 HKD

B+
Cheapest Retailer
-
HK$985,216 HKD
$125,574 USD
B+
Retailer 2
-
HK$990,763 HKD
$126,281 USD
View
B+
Retailer 3
-
HK$1,013,465 HKD
£101,712 GBP
View
B+
Retailer 4
-
HK$1,065,210 HKD
$135,770 USD
View
B+
Retailer 5
-
HK$1,072,499 HKD
$136,699 USD
View
B
Retailer 6
-
HK$1,243,730 HKD
€150,975 EUR
View
Most Expensive
B
MOH London
910A97658 · Nov 1
HK$1,607,987 HKD
£161,379 GBP
View
6 more retailers have this diamond
Prices start from HK$985,216 HKDSave up to HK$622,771 HKD

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
HK$985,216 HKD