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Radiant|Lab Grown|IGI

1.09ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG566310953

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG566310953

Diamond specifications and retailer prices

From HK$1,098 HKD
$140 USD
As of November 2, 2026
Save HK$9,494 HKD (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$10,592 HKD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.09ct lab-grown radiant diamond

This 1.09ct lab-grown radiant sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG566310953 or 566310953. Listed at 15 retailers as of November 2, 2026, with prices from HK$1,098 to HK$10,592, a HK$9,494 spread on the same certified stone. Do Amore Diamonds lists it at HK$10,592. 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

1.09
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.6°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG566310953
Dimensions7.48 × 4.99 × 3.41 mm
L/W Ratio1.50
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.48 mm4.99 mm1.09 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG566310953
Side View
Table 66.0%Crown 42.6°Girdle: MediumPavilion 35°Culet: NoneDepth 68.3%

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 2
Current: HK$1,956 HKD|Low: HK$1,059 HKD|High: HK$7,135 HKD|Avg: HK$2,806 HKD|-1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 10HK$1,098 HKD
Retailer 4HK$1,232 HKD
Retailer 2HK$1,279 HKD
Retailer 3HK$1,365 HKD
Retailer 11HK$1,365 HKD
Retailer 1HK$1,956 HKD
Retailer 13HK$2,542 HKD
Retailer 6HK$2,640 HKD
Retailer 7HK$2,866 HKD
Retailer 5HK$3,907 HKD
Retailer 9HK$4,645 HKD
Retailer 12HK$4,849 HKD
Retailer 8HK$7,095 HKD

45 data points across 13 retailers

15 retailersHK$1,098 HKD to HK$10,592 HKD

A
Cheapest Retailer
-
HK$1,098 HKD
$140 USD
A
Retailer 2
-
HK$1,232 HKD
$157 USD
View
Final sale: no returns
A
Retailer 3
-
HK$1,279 HKD
$163 USD
View
Retailer 4
-
HK$1,365 HKD
$174 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
HK$1,365 HKD
$174 USD
View
A
Retailer 6
-
HK$1,956 HKD
£196 GBP
View
A
Retailer 7
-
HK$2,064 HKD
$263 USD
View
B+
Retailer 8
-
HK$2,542 HKD
$324 USD
View
A
Retailer 9
-
HK$2,640 HKD
£265 GBP
View
A
Retailer 10
-
HK$2,866 HKD
£288 GBP
View
B+
Retailer 11
-
HK$3,907 HKD
$498 USD
View
B+
Retailer 12
-
HK$4,645 HKD
$592 USD
View
B
Retailer 13
-
HK$4,849 HKD
$618 USD
View
B
Retailer 14
-
HK$7,095 HKD
£712 GBP
View
Most Expensive
B
Do Amore Diamonds
27-965C3C97B · Nov 2
HK$10,592 HKD
$1,350 USD
View
14 more retailers have this diamond
Prices start from HK$1,098 HKDSave up to HK$9,494 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 Radiant
HK$1,098 HKD