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Radiant|Lab Grown|IGI

1.00ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG626489530

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

Certificate IGI LG626489530

Diamond specifications and retailer prices

From HK$1,946 HKD
$248 USD
As of November 1, 2026
Save HK$7,919 HKD (80%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$9,865 HKD at MOH London · As of November 1, 2026
View at MOH London

About this 1ct lab-grown radiant diamond

This 1ct 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 LG626489530 or 626489530. Listed at 7 retailers as of November 1, 2026, with prices from HK$1,946 to HK$9,865, a HK$7,919 spread on the same certified stone. MOH London lists it at HK$9,865. 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

1.00
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle49.8°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG626489530
Dimensions7.01 × 4.76 × 3.25 mm
L/W Ratio1.47
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
7.01 mm4.76 mm1.00 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG626489530
Side View
Table 68.0%Crown 49.8°Girdle: STK-THKPavilion 33.5°Culet: NoneDepth 68.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: HK$9,865 HKD|Low: HK$1,852 HKD|High: HK$9,915 HKD|Avg: HK$5,477 HKD|+9.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 3HK$1,946 HKD
Retailer 6HK$3,782 HKD
Retailer 4HK$4,637 HKD
Retailer 2HK$4,690 HKD
Retailer 7HK$7,030 HKD
Retailer 5HK$9,251 HKD
MOH LondonHK$9,865 HKD

31 data points across 7 retailers

7 retailersHK$1,946 HKD to HK$9,865 HKD

A
Cheapest Retailer
-
HK$1,946 HKD
$248 USD
B+
Retailer 2
-
HK$3,782 HKD
$482 USD
View
B
Retailer 3
-
HK$4,637 HKD
$591 USD
View
B
Retailer 4
-
HK$4,690 HKD
£471 GBP
View
B
Retailer 5
-
HK$7,030 HKD
$896 USD
View
B
Retailer 6
-
HK$9,251 HKD
$1,179 USD
View
Most Expensive
B
MOH London
LG626489530 · Nov 1
HK$9,865 HKD
£990 GBP
View
6 more retailers have this diamond
Prices start from HK$1,946 HKDSave up to HK$7,919 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
1.00ct Radiant
HK$1,946 HKD