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Radiant|Lab Grown|IGI

1.39ct E IF Radiant Lab Grown Diamond

EX • E/IF • IGI LG636477056

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

Certificate IGI LG636477056

Diamond specifications and retailer prices

From HK$1,640 HKD
$209 USD
As of October 30, 2026
Save HK$17,192 HKD (91%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: HK$18,832 HKD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.39ct lab-grown radiant diamond

This 1.39ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG636477056 or 636477056. Listed at 26 retailers as of October 27, 2026, with prices from HK$1,640 to HK$18,832, a HK$17,192 spread on the same certified stone. Queensmith lists it at HK$18,832. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.39
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle26.8°
Pavilion angle33°
OriginLab Grown
Grading LabIGI
CertificateIGI LG636477056
Dimensions8.11 × 5.69 × 3.63 mm
L/W Ratio1.43
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
8.11 mm5.69 mm1.39 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG636477056
Side View
Table 62.0%Crown 26.8°Girdle: MediumPavilion 33°Culet: NoneDepth 63.8%

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$3,419 HKD|Low: HK$1,601 HKD|High: HK$18,594 HKD|Avg: HK$5,622 HKD|-0.7%
Retailer 1
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Retailer 23
October 31, 2026
Retailer 5HK$1,640 HKD
Retailer 14HK$1,820 HKD
Retailer 3HK$1,899 HKD
Retailer 4HK$2,032 HKD
Retailer 6HK$2,032 HKD
Retailer 18HK$2,154 HKD
Retailer 19HK$2,310 HKD
Retailer 9HK$2,809 HKD
Retailer 1HK$3,419 HKD
Retailer 20HK$3,488 HKD
Retailer 12HK$3,746 HKD
Retailer 8HK$3,993 HKD
Retailer 21HK$4,962 HKD
Retailer 22HK$5,084 HKD
Retailer 7HK$6,528 HKD
Retailer 15HK$6,613 HKD
Retailer 13HK$6,944 HKD
Retailer 11HK$7,767 HKD
Retailer 2HK$8,180 HKD
Retailer 17HK$9,424 HKD
Retailer 10HK$9,583 HKD
Retailer 23HK$13,416 HKD
Retailer 16HK$18,594 HKD

31 data points across 23 retailers

26 retailersHK$1,640 HKD to HK$18,832 HKD

A
Cheapest Retailer
-
HK$1,640 HKD
$209 USD
A
Retailer 2
-
HK$1,820 HKD
$232 USD
View
Final sale: no returns
A
Retailer 3
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HK$1,899 HKD
$242 USD
View
A
Retailer 4
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HK$2,032 HKD
$259 USD
View
A
Retailer 5
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HK$2,032 HKD
$259 USD
View
A
Retailer 6
-
HK$2,154 HKD
£216 GBP
View
A
Retailer 7
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HK$2,310 HKD
View
B+
Retailer 8
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HK$2,809 HKD
$358 USD
View
A
Retailer 9
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HK$3,419 HKD
€415 EUR
View
A
Retailer 10
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HK$3,488 HKD
ZAR 7,182 ZAR
View
A
Retailer 11
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HK$3,746 HKD
£376 GBP
View
A
Retailer 12
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HK$3,993 HKD
$509 USD
View
A
Retailer 13
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HK$4,962 HKD
A$973 AUD
View
A
Retailer 14
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HK$5,084 HKD
$648 USD
View
A
Retailer 15
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HK$5,194 HKD
$662 USD
View
B+
Retailer 16
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HK$6,528 HKD
$832 USD
View
B+
Retailer 17
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HK$6,613 HKD
SGD 1,139 SGD
View
B+
Retailer 18
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HK$6,944 HKD
$885 USD
View
B+
Retailer 19
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HK$7,767 HKD
$990 USD
View
B+
Retailer 20
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HK$8,180 HKD
£821 GBP
View
B+
Retailer 21
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HK$8,316 HKD
£835 GBP
View
B+
Retailer 22
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HK$9,424 HKD
A$1,848 AUD
View
B+
Retailer 23
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HK$9,583 HKD
$1,221 USD
View
Retailer 24
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HK$13,416 HKD
$1,710 USD
View
Price last confirmed 10 days ago
B
Retailer 25
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HK$18,594 HKD
$2,370 USD
View
Most Expensive
B
Queensmith
LG636477056 · Oct 27
HK$18,832 HKD
£1,890 GBP
View
25 more retailers have this diamond
Prices start from HK$1,640 HKDSave up to HK$17,192 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
1.39ct Radiant
HK$1,640 HKD