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Radiant|Lab Grown|IGI

5.09ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG667457208

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

Certificate IGI LG667457208

Diamond specifications and retailer prices

From HK$7,022 HKD
$895 USD
As of November 2, 2026
Save HK$55,354 HKD (89%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$62,376 HKD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 5.09ct lab-grown radiant diamond

This 5.09ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG667457208 or 667457208. Listed at 16 retailers as of November 2, 2026, with prices from HK$7,022 to HK$62,376, a HK$55,354 spread on the same certified stone. Do Amore Diamonds lists it at HK$62,376. 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

5.09
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG667457208
Dimensions12.19 × 8.53 × 5.83 mm
L/W Ratio1.43
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.19 mm8.53 mm5.09 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG667457208
Side View
Table 60.0%Crown 36.8°Girdle: MED-STKPavilion 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$62,376 HKD|Low: HK$6,748 HKD|High: HK$62,376 HKD|Avg: HK$17,554 HKD
Do Amore Diamonds
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 2, 2026
Retailer 11HK$7,022 HKD
Retailer 3HK$7,642 HKD
Retailer 4HK$8,152 HKD
Retailer 12HK$8,152 HKD
Retailer 5HK$9,494 HKD
Retailer 2HK$10,060 HKD
Retailer 14HK$11,479 HKD
Retailer 7HK$13,879 HKD
Retailer 13HK$16,861 HKD
Retailer 10HK$18,132 HKD
Retailer 6HK$21,965 HKD
Retailer 9HK$24,009 HKD
Retailer 8HK$30,501 HKD
Do Amore DiamondsHK$62,376 HKD

43 data points across 14 retailers

16 retailersHK$7,022 HKD to HK$62,376 HKD

A
Cheapest Retailer
-
HK$7,022 HKD
$895 USD
A
Retailer 2
-
HK$7,642 HKD
$974 USD
View
A
Retailer 3
-
HK$8,152 HKD
$1,039 USD
View
Retailer 4
-
HK$8,152 HKD
$1,039 USD
View
Price last confirmed 21 days ago
A
Retailer 5
-
HK$8,568 HKD
$1,092 USD
View
B+
Retailer 6
-
HK$9,494 HKD
$1,210 USD
View
B+
Retailer 7
-
HK$9,533 HKD
$1,215 USD
View
B+
Retailer 8
-
HK$10,060 HKD
£1,010 GBP
View
B+
Retailer 9
-
HK$11,479 HKD
$1,463 USD
View
B+
Retailer 10
-
HK$13,879 HKD
£1,393 GBP
View
B
Retailer 11
-
HK$16,861 HKD
$2,149 USD
View
B
Retailer 12
-
HK$18,132 HKD
$2,311 USD
View
B
Retailer 13
-
HK$21,965 HKD
$2,800 USD
View
B
Retailer 14
-
HK$24,009 HKD
$3,060 USD
View
B
Retailer 15
-
HK$30,501 HKD
£3,061 GBP
View
Most Expensive
B
Do Amore Diamonds
27-8CFCF22D3 · Nov 2
HK$62,376 HKD
$7,950 USD
View
15 more retailers have this diamond
Prices start from HK$7,022 HKDSave up to HK$55,354 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
5.09ct Radiant
HK$7,022 HKD