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Round|Natural|GIA

0.65ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 3565131209

Certificate GIA 3565131209

Diamond specifications and retailer prices

From HK$6,327 HKD
As of November 1, 2026
Save HK$13,303 HKD (68%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$20,400 HKD at NZ Jewellers · As of October 17, 2026
View at NZ Jewellers

About this 0.65ct natural round diamond

This 0.65ct natural round sits in the half to three-quarter carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 3565131209. Listed at 21 retailers as of October 28, 2026, with a 210% 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

0.65
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 3565131209
Dimensions5.55 × 5.51 × 3.42 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
5.55 mm5.51 mm0.65 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3565131209
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.8%

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: HK$9,813 HKD|Low: HK$6,327 HKD|High: HK$19,680 HKD|Avg: HK$11,128 HKD|+3.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 7HK$6,327 HKD
Retailer 4HK$6,548 HKD
Retailer 2HK$7,713 HKD
Retailer 11HK$8,477 HKD
Retailer 10HK$9,455 HKD
Retailer 1HK$9,813 HKD
Retailer 3HK$10,935 HKD
Retailer 5HK$11,674 HKD
Retailer 8HK$12,489 HKD
Retailer 6HK$15,316 HKD
Retailer 9HK$19,630 HKD

31 data points across 11 retailers

21 retailersHK$6,327 HKD to HK$19,630 HKD

A
Cheapest Retailer
-
HK$6,327 HKD
A
Retailer 2
-
HK$6,548 HKD
₹79,483 INR
View
A
Retailer 3
-
HK$7,713 HKD
$983 USD
View
Final sale: no returns
B+
Retailer 4
-
HK$7,768 HKD
$990 USD
View
Retailer 5
-
HK$7,901 HKD
$1,007 USD
View
Price last confirmed 11 days ago
B+
Retailer 6
-
HK$8,191 HKD
$1,044 USD
View
Retailer 7
-
HK$8,364 HKD
$1,066 USD
View
Price last confirmed 17 days ago
Retailer 8
-
HK$8,364 HKD
$1,066 USD
View
Price last confirmed 13 days ago
B+
Retailer 9
-
HK$8,477 HKD
SGD 1,460 SGD
View
Retailer 10
-
HK$8,686 HKD
$1,107 USD
View
Price last confirmed 18 days ago
B+
Retailer 11
-
HK$8,738 HKD
SGD 1,505 SGD
View
B+
Retailer 12
-
HK$9,413 HKD
$1,200 USD
View
B+
Retailer 13
-
HK$9,455 HKD
$1,205 USD
View
Retailer 14
-
HK$9,651 HKD
$1,230 USD
View
Price last confirmed 15 days ago
B+
Retailer 15
-
HK$9,813 HKD
£985 GBP
View
Retailer 16
-
HK$10,935 HKD
A$2,144 AUD
View
Price last confirmed 28 days ago
B+
Retailer 17
-
HK$11,674 HKD
€1,417 EUR
View
B+
Retailer 18
-
HK$12,489 HKD
ZAR 25,715 ZAR
View
B
Retailer 19
-
HK$15,316 HKD
£1,537 GBP
View
B
Retailer 20
-
HK$19,630 HKD
£1,970 GBP
View
Most Expensive
NZ Jewellers
f57dc3e5-4c53-4dcd-91a2-8f1da97c217f · Oct 17
HK$20,400 HKD
$2,600 USD
View
Price last confirmed 16 days ago
20 more retailers have this diamond
Prices start from HK$6,327 HKDSave up to HK$13,303 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$6,327 HKD