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Round|Natural|GIA

0.65ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 1559064758

Certificate GIA 1559064758

Diamond specifications and retailer prices

From HK$6,058 HKD
$772 USD
As of October 31, 2026
Save HK$3,790 HKD (38%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$9,848 HKD at Frank Darling · As of October 31, 2026
View at Frank Darling

About this 0.65ct natural round diamond

This 0.65ct natural round sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1559064758. Listed at 15 retailers as of October 31, 2026, with prices from HK$6,058 to HK$9,848, a HK$3,790 spread on the same certified stone. Frank Darling lists it at HK$9,848. 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

0.65
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1559064758
Dimensions5.50 × 5.53 × 3.46 mm
L/W Ratio1.01
Culet sizeNone
Top View
5.50 mm5.53 mm0.65 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1559064758
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.7%

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$9,848 HKD|Low: HK$6,058 HKD|High: HK$10,009 HKD|Avg: HK$7,696 HKD|-1.3%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 2, 2026
Retailer 11HK$6,058 HKD
Retailer 3HK$6,198 HKD
Retailer 12HK$6,346 HKD
Retailer 6HK$6,595 HKD
Retailer 5HK$6,732 HKD
Retailer 10HK$6,810 HKD
Retailer 2HK$7,026 HKD
Retailer 7HK$7,595 HKD
Retailer 13HK$7,610 HKD
Retailer 9HK$8,619 HKD
Retailer 8HK$8,823 HKD
Retailer 14HK$9,234 HKD
Retailer 4HK$9,817 HKD
Frank DarlingHK$9,848 HKD

37 data points across 14 retailers

15 retailersHK$6,058 HKD to HK$9,848 HKD

A
Cheapest Retailer
-
HK$6,058 HKD
$772 USD
A
Retailer 2
-
HK$6,198 HKD
$790 USD
View
A
Retailer 3
-
HK$6,346 HKD
SGD 1,093 SGD
View
A
Retailer 4
-
HK$6,595 HKD
SGD 1,136 SGD
View
A
Retailer 5
-
HK$6,732 HKD
$858 USD
View
A
Retailer 6
-
HK$6,810 HKD
$868 USD
View
A
Retailer 7
-
HK$7,026 HKD
£705 GBP
View
B+
Retailer 8
-
HK$7,595 HKD
$968 USD
View
B+
Retailer 9
-
HK$7,610 HKD
$970 USD
View
B+
Retailer 10
-
HK$7,861 HKD
$1,002 USD
View
B+
Retailer 11
-
HK$8,619 HKD
£865 GBP
View
B+
Retailer 12
-
HK$8,823 HKD
€1,071 EUR
View
B+
Retailer 13
-
HK$9,234 HKD
$1,177 USD
View
B
Retailer 14
-
HK$9,817 HKD
$1,251 USD
View
Most Expensive
B
Frank Darling
2622538HK · Oct 31
HK$9,848 HKD
$1,255 USD
View
14 more retailers have this diamond
Prices start from HK$6,058 HKDSave up to HK$3,790 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
0.65ct Round
HK$6,058 HKD