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Radiant|Lab Grown|IGI

1.05ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG618421526

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

Certificate IGI LG618421526

Diamond specifications and retailer prices

From HK$2,087 HKD
$266 USD
As of October 30, 2026
Save HK$8,925 HKD (81%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$11,012 HKD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.05ct lab-grown radiant diamond

This 1.05ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG618421526 or 618421526. Listed at 22 retailers as of October 30, 2026, with prices from HK$2,087 to HK$11,012, a HK$8,925 spread on the same certified stone. Reve Diamonds lists it at HK$11,012. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.6°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618421526
Dimensions7.30 × 5.05 × 3.40 mm
L/W Ratio1.45
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.30 mm5.05 mm1.05 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG618421526
Side View
Table 62.0%Crown 44.6°Girdle: MediumPavilion 35.2°Culet: NoneDepth 67.3%

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$4,954 HKD|Low: HK$2,001 HKD|High: HK$10,492 HKD|Avg: HK$4,589 HKD|+3.4%
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 1, 2026
Retailer 15HK$2,087 HKD
Retailer 7HK$2,330 HKD
Retailer 4HK$2,416 HKD
Retailer 2HK$2,589 HKD
Retailer 5HK$2,589 HKD
Retailer 9HK$3,648 HKD
Retailer 13HK$3,844 HKD
Retailer 8HK$4,440 HKD
Retailer 12HK$4,443 HKD
Retailer 6HK$4,496 HKD
Retailer 1HK$4,954 HKD
Retailer 11HK$6,293 HKD
Retailer 14HK$7,948 HKD
Retailer 3HK$8,316 HKD
Retailer 10HK$10,422 HKD

42 data points across 15 retailers

22 retailersHK$2,087 HKD to HK$11,012 HKD

A
Cheapest Retailer
-
HK$2,087 HKD
$266 USD
A
Retailer 2
-
HK$2,330 HKD
$297 USD
View
Final sale: no returns
A
Retailer 3
-
HK$2,416 HKD
$308 USD
View
A
Retailer 4
-
HK$2,589 HKD
$330 USD
View
Retailer 5
-
HK$2,589 HKD
$330 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
HK$2,912 HKD
View
A
Retailer 7
-
HK$3,648 HKD
$465 USD
View
A
Retailer 8
-
HK$3,844 HKD
$490 USD
View
A
Retailer 9
-
HK$4,440 HKD
€539 EUR
View
A
Retailer 10
-
HK$4,443 HKD
ZAR 9,148 ZAR
View
A
Retailer 11
-
HK$4,496 HKD
$573 USD
View
A
Retailer 12
-
HK$4,778 HKD
$609 USD
View
B+
Retailer 13
-
HK$4,954 HKD
£497 GBP
View
B+
Retailer 14
-
HK$6,293 HKD
A$1,234 AUD
View
B+
Retailer 15
-
HK$6,955 HKD
SGD 1,198 SGD
View
B+
Retailer 16
-
HK$7,948 HKD
$1,013 USD
View
B
Retailer 17
-
HK$8,316 HKD
$1,060 USD
View
B
Retailer 18
-
HK$8,713 HKD
$1,111 USD
View
B
Retailer 19
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HK$10,044 HKD
£1,008 GBP
View
B
Retailer 20
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HK$10,407 HKD
£1,044 GBP
View
B
Retailer 21
-
HK$10,422 HKD
£1,046 GBP
View
Most Expensive
B
Reve Diamonds
11A87E392 · Nov 1
HK$11,012 HKD
$1,404 USD
View
21 more retailers have this diamond
Prices start from HK$2,087 HKDSave up to HK$8,925 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
1.05ct Radiant
HK$2,087 HKD