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Round|Natural|GIA

0.59ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 6391634458

Certificate GIA 6391634458

Diamond specifications and retailer prices

From HK$6,018 HKD
$767 USD
As of October 31, 2026
Save HK$15,959 HKD (73%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$27,876 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.59ct natural round diamond

This 0.59ct natural round sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6391634458. Listed at 18 retailers as of October 31, 2026, with a 265% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.59
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6391634458
Dimensions5.37 × 5.33 × 3.35 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
5.37 mm5.33 mm0.59 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6391634458
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.6%

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: HK$9,334 HKD|Low: HK$6,018 HKD|High: HK$20,267 HKD|Avg: HK$12,768 HKD|-17.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 8HK$6,018 HKD
Retailer 6HK$6,559 HKD
Retailer 7HK$9,219 HKD
Retailer 1HK$9,334 HKD
Retailer 9HK$9,556 HKD
Retailer 2HK$11,025 HKD
Retailer 4HK$12,673 HKD
Retailer 10HK$14,913 HKD
Retailer 5HK$17,599 HKD
Retailer 3HK$20,018 HKD

44 data points across 10 retailers

18 retailersHK$6,018 HKD to HK$21,977 HKD

A
Cheapest Retailer
-
HK$6,018 HKD
$767 USD
A
Retailer 2
-
HK$6,559 HKD
$836 USD
View
Retailer 3
-
HK$9,219 HKD
$1,175 USD
View
Price last confirmed 15 days ago
B+
Retailer 4
-
HK$9,334 HKD
€1,133 EUR
View
B
Retailer 5
-
HK$9,478 HKD
$1,208 USD
View
B+
Retailer 6
-
HK$9,556 HKD
$1,218 USD
View
Final sale: no returns
Retailer 7
-
HK$10,356 HKD
$1,320 USD
View
Price last confirmed 25 days ago
B+
Retailer 8
-
HK$10,356 HKD
$1,320 USD
View
B
Retailer 9
-
HK$10,835 HKD
$1,381 USD
View
B
Retailer 10
-
HK$11,025 HKD
$1,405 USD
View
B
Retailer 11
-
HK$11,219 HKD
$1,430 USD
View
B
Retailer 12
-
HK$11,949 HKD
$1,523 USD
View
B
Retailer 13
-
HK$12,673 HKD
£1,272 GBP
View
Retailer 14
-
HK$14,913 HKD
A$2,924 AUD
View
Price last confirmed 27 days ago
B
Retailer 15
-
HK$17,599 HKD
ZAR 36,238 ZAR
View
B
Retailer 16
-
HK$20,018 HKD
£2,009 GBP
View
B
Retailer 17
-
HK$21,977 HKD
£2,206 GBP
View
Most Expensive
NZ Jewellers
8b38c1d5-be87-47aa-9e72-b19b91152352 · Oct 30
HK$27,876 HKD
$3,553 USD
View
Price under review
17 more retailers have this diamond
Prices start from HK$6,018 HKDSave up to HK$15,959 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.

A
0.59ct Round
HK$6,018 HKD