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Round|Natural|GIA

1.00ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 6551742033

Certificate GIA 6551742033

Diamond specifications and retailer prices

From HK$19,068 HKD
As of November 4, 2026
Save HK$24,249 HKD (56%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: HK$43,317 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6551742033. Listed at 24 retailers as of November 4, 2026, with prices from HK$19,068 to HK$43,317, a HK$24,249 spread on the same certified stone. NZ Jewellers lists it at HK$43,317. 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

1.00
Carat
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle34°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6551742033
Dimensions6.38 × 6.41 × 3.98 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Top View
6.38 mm6.41 mm1.00 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6551742033
Side View
Table 58.0%Crown 34°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.3%

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 4
Current: HK$43,317 HKD|Low: HK$17,932 HKD|High: HK$43,317 HKD|Avg: HK$27,163 HKD
NZ Jewellers
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 6, 2026
Retailer 10HK$19,727 HKD
Retailer 3HK$20,173 HKD
Retailer 9HK$21,866 HKD
Retailer 4HK$22,525 HKD
Retailer 6HK$22,525 HKD
Retailer 11HK$23,395 HKD
Retailer 13HK$24,343 HKD
Retailer 12HK$24,453 HKD
Retailer 2HK$25,566 HKD
Retailer 5HK$25,989 HKD
Retailer 7HK$27,141 HKD
Retailer 14HK$35,864 HKD
Retailer 8HK$41,460 HKD
NZ JewellersHK$43,317 HKD

38 data points across 14 retailers

24 retailersHK$19,068 HKD to HK$43,317 HKD

A
Cheapest Retailer
-
HK$19,068 HKD
A
Retailer 2
-
HK$19,460 HKD
View
A
Retailer 3
-
HK$19,594 HKD
View
A
Retailer 4
-
HK$19,727 HKD
View
Final sale: no returns
A
Retailer 5
-
HK$20,173 HKD
View
B+
Retailer 6
-
HK$21,866 HKD
View
Retailer 7
-
HK$22,525 HKD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
HK$22,525 HKD
View
B+
Retailer 9
-
HK$23,003 HKD
View
B+
Retailer 10
-
HK$23,395 HKD
View
B+
Retailer 11
-
HK$24,343 HKD
View
B+
Retailer 12
-
HK$24,453 HKD
View
B+
Retailer 13
-
HK$24,453 HKD
View
B+
Retailer 14
-
HK$25,566 HKD
View
B+
Retailer 15
-
HK$25,628 HKD
View
B+
Retailer 16
-
HK$25,628 HKD
View
B+
Retailer 17
-
HK$25,989 HKD
View
B+
Retailer 18
-
HK$26,490 HKD
View
B+
Retailer 19
-
HK$27,141 HKD
View
Retailer 20
-
HK$28,849 HKD
View
Price last confirmed 14 days ago
B+
Retailer 21
-
HK$29,179 HKD
View
B
Retailer 22
-
HK$35,864 HKD
View
B
Retailer 23
-
HK$41,460 HKD
View
Most Expensive
B
NZ Jewellers
e25de996-62fb-4b0e-a36f-a7ab26d1ca9b · Nov 5
HK$43,317 HKD
$5,527 USD
View
23 more retailers have this diamond
Prices start from HK$19,068 HKDSave up to HK$24,249 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
1.00ct Round
HK$19,068 HKD