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Radiant|Lab Grown|IGI

1.01ct D SI1 Radiant Lab Grown Diamond

ID • D/SI1 • IGI LG654450368

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

Certificate IGI LG654450368

Diamond specifications and retailer prices

From HK$996 HKD
$127 USD
As of October 30, 2026
Save HK$3,553 HKD (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$4,549 HKD at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

About this 1.01ct lab-grown radiant diamond

This 1.01ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG654450368 or 654450368. Listed at 14 retailers as of October 30, 2026, with prices from HK$996 to HK$4,549, a HK$3,553 spread on the same certified stone. Diamond Quarter lists it at HK$4,549. 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

1.01
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.3°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG654450368
Dimensions7.27 × 4.86 × 3.31 mm
L/W Ratio1.50
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.27 mm4.86 mm1.01 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG654450368
Side View
Table 63.0%Crown 45.3°Girdle: MediumPavilion 35.3°Culet: NoneDepth 68.1%

Caratlytics Score

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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: Oct 30
Current: HK$2,052 HKD|Low: HK$996 HKD|High: HK$7,532 HKD|Avg: HK$2,823 HKD|+0.6%
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
Retailer 14
Retailer 15
November 2, 2026
Retailer 10HK$996 HKD
Retailer 4HK$1,153 HKD
Retailer 11HK$1,232 HKD
Retailer 3HK$1,406 HKD
Retailer 8HK$1,474 HKD
Retailer 1HK$2,052 HKD
Retailer 9HK$2,208 HKD
Retailer 2HK$2,339 HKD
Retailer 15HK$2,346 HKD
Retailer 14HK$2,456 HKD
Retailer 12HK$3,170 HKD
Retailer 13HK$3,962 HKD
Retailer 6HK$4,500 HKD
Retailer 5HK$4,836 HKD
Retailer 7HK$7,532 HKD

6 data points across 15 retailers

14 retailersHK$996 HKD to HK$4,549 HKD

A
Cheapest Retailer
-
HK$996 HKD
$127 USD
A
Retailer 2
-
HK$1,153 HKD
$147 USD
View
A
Retailer 3
-
HK$1,232 HKD
$157 USD
View
A
Retailer 4
-
HK$1,406 HKD
View
A
Retailer 5
-
HK$1,474 HKD
£148 GBP
View
A
Retailer 6
-
HK$2,052 HKD
£206 GBP
View
A
Retailer 7
-
HK$2,208 HKD
€268 EUR
View
A
Retailer 8
-
HK$2,339 HKD
£235 GBP
View
B+
Retailer 9
-
HK$2,346 HKD
$299 USD
View
A
Retailer 10
-
HK$2,456 HKD
$313 USD
View
B+
Retailer 11
-
HK$3,170 HKD
$404 USD
View
B+
Retailer 12
-
HK$3,962 HKD
$505 USD
View
B
Retailer 13
-
HK$4,511 HKD
$575 USD
View
Most Expensive
B
Diamond Quarter
1.01SI1DLG68BFEEN · Oct 31
HK$4,549 HKD
£457 GBP
View
13 more retailers have this diamond
Prices start from HK$996 HKDSave up to HK$3,553 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
1.01ct Radiant
HK$996 HKD