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Round|Natural|GIA

1.09ct F I1 Round Natural Diamond

EX • F/I1 • GIA 2558829087

Certificate GIA 2558829087

Diamond specifications and retailer prices

From HK$15,833 HKD
$2,018 USD
As of November 1, 2026
Save HK$20,470 HKD (56%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$36,304 HKD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.09ct natural round diamond

This 1.09ct natural round sits in the classic one-carat band, graded F colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 2558829087. Listed at 8 retailers as of November 1, 2026, with prices from HK$15,833 to HK$36,304, a HK$20,470 spread on the same certified stone. NZ Jewellers lists it at HK$36,304. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
F
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2558829087
Dimensions6.55 × 6.57 × 4.08 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
6.55 mm6.57 mm1.09 ctF / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2558829087
Side View
Table 59.0%Crown 36°GirdlePavilion 40.8°Culet: NoneDepth 62.1%

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$36,304 HKD|Low: HK$15,833 HKD|High: HK$38,768 HKD|Avg: HK$21,558 HKD|-5.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 8HK$15,833 HKD
Retailer 5HK$16,987 HKD
Retailer 3HK$17,363 HKD
Retailer 6HK$17,363 HKD
Retailer 4HK$18,164 HKD
Retailer 7HK$20,039 HKD
Retailer 2HK$21,634 HKD
Retailer 9HK$22,664 HKD
NZ JewellersHK$36,304 HKD

33 data points across 9 retailers

8 retailersHK$15,833 HKD to HK$36,304 HKD

A
Cheapest Retailer
-
HK$15,833 HKD
$2,018 USD
B+
Retailer 2
-
HK$16,987 HKD
$2,165 USD
View
B+
Retailer 3
-
HK$17,363 HKD
$2,213 USD
View
B+
Retailer 4
-
HK$17,363 HKD
$2,213 USD
View
B+
Retailer 5
-
HK$18,164 HKD
$2,315 USD
View
B+
Retailer 6
-
HK$20,039 HKD
$2,554 USD
View
B+
Retailer 7
-
HK$21,634 HKD
€2,626 EUR
View
Most Expensive
B
NZ Jewellers
399c2595-8fa6-42ae-bbbd-61fcee193ae6 · Nov 2
HK$36,304 HKD
$4,627 USD
View
7 more retailers have this diamond
Prices start from HK$15,833 HKDSave up to HK$20,470 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
1.09ct Round
HK$15,833 HKD