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Radiant|Lab Grown|IGI

1.59ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG665410217

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

Certificate IGI LG665410217

Diamond specifications and retailer prices

From HK$2,354 HKD
$300 USD
As of October 27, 2026
Save HK$21,107 HKD (90%) vs most expensive(unlock to see where)
32 retailers carry this diamond
Most expensive: HK$23,461 HKD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.59ct lab-grown radiant diamond

This 1.59ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG665410217 or 665410217. Listed at 32 retailers as of October 27, 2026, with prices from HK$2,354 to HK$23,461, a HK$21,107 spread on the same certified stone. Brilliant Earth lists it at HK$23,461. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.9°
Pavilion angle32.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665410217
Dimensions8.50 × 5.71 × 3.74 mm
L/W Ratio1.49
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
8.50 mm5.71 mm1.59 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665410217
Side View
Table 63.0%Crown 42.9°Girdle: MED-STKPavilion 32.7°Culet: NoneDepth 65.5%

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: Oct 27
Current: HK$23,461 HKD|Low: HK$2,354 HKD|High: HK$23,461 HKD|Avg: HK$8,463 HKD
Brilliant Earth
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
Retailer 19
Retailer 20
Retailer 21
Retailer 22
October 29, 2026
Retailer 3HK$2,354 HKD
Retailer 16HK$2,801 HKD
Retailer 10HK$3,415 HKD
Retailer 4HK$4,143 HKD
Retailer 18HK$4,159 HKD
Retailer 21HK$4,787 HKD
Retailer 8HK$4,982 HKD
Retailer 17HK$5,024 HKD
Retailer 2HK$5,173 HKD
Retailer 9HK$6,587 HKD
Retailer 13HK$6,814 HKD
Retailer 5HK$8,741 HKD
Retailer 22HK$8,984 HKD
Retailer 15HK$9,730 HKD
Retailer 12HK$9,771 HKD
Retailer 14HK$9,853 HKD
Retailer 7HK$11,244 HKD
Retailer 19HK$11,729 HKD
Retailer 6HK$11,882 HKD
Retailer 11HK$11,950 HKD
Retailer 20HK$17,811 HKD
Brilliant EarthHK$23,461 HKD

36 data points across 22 retailers

32 retailersHK$2,354 HKD to HK$23,461 HKD

A
Cheapest Retailer
-
HK$2,354 HKD
$300 USD
A
Retailer 2
-
HK$2,354 HKD
$300 USD
View
Price last confirmed 21 days ago
A
Retailer 3
-
HK$2,456 HKD
$313 USD
View
Price last confirmed 29 days ago
A
Retailer 4
-
HK$2,801 HKD
$357 USD
View
Final sale: no returns
A
Retailer 5
-
HK$2,848 HKD
$363 USD
View
Price last confirmed 32 days ago
A
Retailer 6
-
HK$2,927 HKD
$373 USD
View
Price last confirmed 26 days ago
A
Retailer 7
-
HK$3,005 HKD
$383 USD
View
Price last confirmed 30 days ago
A
Retailer 8
-
HK$3,415 HKD
View
A
Retailer 9
-
HK$4,143 HKD
$528 USD
View
A
Retailer 10
-
HK$4,159 HKD
$530 USD
View
A
Retailer 11
-
HK$4,787 HKD
€581 EUR
View
A
Retailer 12
-
HK$4,982 HKD
$635 USD
View
A
Retailer 13
-
HK$5,024 HKD
ZAR 10,343 ZAR
View
A
Retailer 14
-
HK$5,128 HKD
£515 GBP
View
Price last confirmed 14 days ago
A
Retailer 15
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HK$5,173 HKD
£519 GBP
View
A
Retailer 16
-
HK$6,587 HKD
$840 USD
View
A
Retailer 17
-
HK$6,814 HKD
A$1,336 AUD
View
A
Retailer 18
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HK$8,741 HKD
$1,114 USD
View
B+
Retailer 19
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HK$8,984 HKD
$1,145 USD
View
B+
Retailer 20
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HK$9,400 HKD
$1,198 USD
View
Price last confirmed 19 days ago
B+
Retailer 21
-
HK$9,400 HKD
$1,198 USD
View
B+
Retailer 22
-
HK$9,730 HKD
$1,240 USD
View
B+
Retailer 23
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HK$9,771 HKD
$1,245 USD
View
B+
Retailer 24
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HK$9,792 HKD
$1,248 USD
View
Price last confirmed 28 days ago
B+
Retailer 25
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HK$9,853 HKD
SGD 1,697 SGD
View
B+
Retailer 26
-
HK$11,244 HKD
$1,433 USD
View
B+
Retailer 27
-
HK$11,729 HKD
£1,177 GBP
View
B+
Retailer 28
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HK$11,882 HKD
$1,514 USD
View
B+
Retailer 29
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HK$11,950 HKD
A$2,343 AUD
View
Price last confirmed 24 days ago
B+
Retailer 30
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HK$17,811 HKD
$2,270 USD
View
Price last confirmed 10 days ago
B
Retailer 31
-
HK$22,191 HKD
£2,227 GBP
View
Most Expensive
B
Brilliant Earth
12598535A · Oct 28
HK$23,461 HKD
$2,990 USD
View
31 more retailers have this diamond
Prices start from HK$2,354 HKDSave up to HK$21,107 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
1.59ct Radiant
HK$2,354 HKD