Radiant|Lab Grown|IGI

0.73ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG644420131

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

Certificate IGI LG644420131

Diamond specifications and retailer prices

From HK$3,537 HKD
£355 GBP
As of October 29, 2026
Save HK$802 HKD (18%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$10,064 HKD at MOH London · As of October 15, 2026
View at MOH London

About this 0.73ct lab-grown radiant diamond

This 0.73ct lab-grown radiant sits in the half to three-quarter carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG644420131 or 644420131. Listed at 17 retailers as of October 29, 2026, with a relatively tight 23% spread, which is unusual at this carat range and suggests competitive pricing across the listings. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.73
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle40.2°
Pavilion angle30.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG644420131
Dimensions6.36 × 4.42 × 2.82 mm
L/W Ratio1.44
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.36 mm4.42 mm0.73 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG644420131
Side View
Table 66.0%Crown 40.2°Girdle: ThickPavilion 30.2°Culet: NoneDepth 63.8%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: HK$10,064 HKD|Low: HK$926 HKD|High: HK$10,084 HKD|Avg: HK$3,372 HKD
MOH London
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 16, 2026
Retailer 13HK$965 HKD
Retailer 18HK$1,075 HKD
Retailer 16HK$1,271 HKD
Retailer 6HK$1,687 HKD
Retailer 8HK$2,040 HKD
Retailer 12HK$2,101 HKD
Retailer 11HK$2,350 HKD
Retailer 14HK$2,589 HKD
Retailer 5HK$2,682 HKD
Retailer 2HK$2,895 HKD
Retailer 4HK$3,334 HKD
Retailer 9HK$3,344 HKD
Retailer 15HK$3,687 HKD
Retailer 3HK$3,742 HKD
Retailer 10HK$4,280 HKD
Retailer 7HK$6,218 HKD
Retailer 17HK$7,427 HKD
MOH LondonHK$10,064 HKD

27 data points across 18 retailers

17 retailersHK$3,537 HKD to HK$4,339 HKD

Retailer 1
-
HK$965 HKD
$123 USD
Price last confirmed 25 days ago
Retailer 2
-
HK$1,114 HKD
$142 USD
View
Price last confirmed 19 days ago
Retailer 3
-
HK$1,271 HKD
$162 USD
View
Price last confirmed 30 days ago
Retailer 4
-
HK$1,406 HKD
View
Price last confirmed 18 days ago
Retailer 5
-
HK$1,687 HKD
$215 USD
View
Price last confirmed 19 days ago
Retailer 6
-
HK$2,350 HKD
£236 GBP
View
Price last confirmed 18 days ago
Retailer 7
-
HK$2,589 HKD
$330 USD
View
Price last confirmed 18 days ago
Retailer 8
-
HK$2,682 HKD
£269 GBP
View
Price last confirmed 19 days ago
Retailer 9
-
HK$2,895 HKD
$369 USD
View
Price last confirmed 17 days ago
Retailer 10
-
HK$3,344 HKD
SGD 576 SGD
View
Price last confirmed 19 days ago
B+
Retailer 11
-
HK$3,537 HKD
£355 GBP
View
Retailer 12
-
HK$3,687 HKD
$470 USD
View
Price last confirmed 18 days ago
Retailer 13
-
HK$4,280 HKD
$546 USD
View
Price last confirmed 19 days ago
B+
Retailer 14
-
HK$4,339 HKD
£435 GBP
View
Retailer 15
-
HK$6,218 HKD
£624 GBP
View
Price last confirmed 18 days ago
Retailer 16
-
HK$7,427 HKD
$947 USD
View
Price last confirmed 19 days ago
Most Expensive
MOH London
LG644420131 · Oct 15
HK$10,064 HKD
£1,010 GBP
View
Price last confirmed 18 days ago
16 more retailers have this diamond
Prices start from HK$3,537 HKDSave up to HK$802 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.

B+
0.73ct Radiant
HK$3,537 HKD