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Round|Natural|GIA

1.09ct E IF Round Natural Diamond

EX • E/IF • GIA 6501177019

Certificate GIA 6501177019

Diamond specifications and retailer prices

From HK$47,091 HKD
SGD 8,111 SGD
As of November 1, 2026
Save HK$58,179 HKD (55%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$105,270 HKD at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

About this 1.09ct natural round diamond

This 1.09ct natural round sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6501177019. Listed at 8 retailers as of October 31, 2026, with prices from HK$47,091 to HK$105,270, a HK$58,179 spread on the same certified stone. Diamond Quarter lists it at HK$105,270. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6501177019
Dimensions6.59 × 6.55 × 4.06 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
6.59 mm6.55 mm1.09 ctE / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6501177019
Side View
Table 59.0%Crown 35°Girdle: Slightly ThickPavilion 41°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
A+
Exceptional
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$58,881 HKD|Low: HK$47,091 HKD|High: HK$66,179 HKD|Avg: HK$55,782 HKD|-9.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 3HK$47,091 HKD
Retailer 4HK$48,910 HKD
Retailer 2HK$50,837 HKD
Retailer 6HK$51,507 HKD
Retailer 5HK$57,132 HKD
Retailer 1HK$58,881 HKD
Retailer 7HK$65,286 HKD

46 data points across 7 retailers

8 retailersHK$47,091 HKD to HK$105,270 HKD

A
Cheapest Retailer
-
HK$47,091 HKD
SGD 8,111 SGD
A
Retailer 2
-
HK$48,910 HKD
$6,234 USD
View
A+
Retailer 3
-
HK$50,837 HKD
£5,102 GBP
View
A
Retailer 4
-
HK$51,507 HKD
MYR 26,741 MYR
View
A
Retailer 5
-
HK$57,132 HKD
$7,282 USD
View
A
Retailer 6
-
HK$58,881 HKD
A$11,546 AUD
View
A
Retailer 7
-
HK$65,286 HKD
SGD 11,245 SGD
View
Most Expensive
B
Diamond Quarter
1.09IFE65196568KG · Oct 31
HK$105,270 HKD
£10,565 GBP
View
7 more retailers have this diamond
Prices start from HK$47,091 HKDSave up to HK$58,179 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$47,091 HKD