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Radiant|Lab Grown|IGI

1.58ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG754508817

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

Certificate IGI LG754508817

Diamond specifications and retailer prices

From HK$2,377 HKD
$303 USD
As of November 2, 2026
Save HK$20,847 HKD (90%) vs most expensive(unlock to see where)
33 retailers carry this diamond
Most expensive: HK$23,224 HKD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 1.58ct lab-grown radiant diamond

This 1.58ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754508817 or 754508817. Listed at 33 retailers as of November 2, 2026, with prices from HK$2,377 to HK$23,224, a HK$20,847 spread on the same certified stone. Brilliant Earth lists it at HK$23,224. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.58
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.6°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754508817
Dimensions5.89 × 5.89 × 3.95 mm
L/W Ratio1.00
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
5.89 mm5.89 mm1.58 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754508817
Side View
Table 62.0%Crown 42.6°Girdle: MediumPavilion 35.3°Culet: NoneDepth 67.1%

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 2
Current: HK$23,224 HKD|Low: HK$2,377 HKD|High: HK$26,755 HKD|Avg: HK$9,568 HKD|-13.2%
Brilliant Earth
Retailer 2
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Retailer 18
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Retailer 21
Retailer 22
Retailer 23
Retailer 24
November 3, 2026
Retailer 10HK$2,377 HKD
Retailer 14HK$2,848 HKD
Retailer 2HK$3,293 HKD
Retailer 4HK$4,198 HKD
Retailer 3HK$4,318 HKD
Retailer 11HK$4,566 HKD
Retailer 15HK$4,998 HKD
Retailer 21HK$5,264 HKD
Retailer 20HK$5,604 HKD
Retailer 19HK$5,765 HKD
Retailer 12HK$6,724 HKD
Retailer 13HK$7,036 HKD
Retailer 24HK$7,573 HKD
Retailer 6HK$9,046 HKD
Retailer 17HK$11,110 HKD
Retailer 18HK$11,298 HKD
Retailer 7HK$11,314 HKD
Retailer 9HK$11,900 HKD
Retailer 16HK$12,454 HKD
Retailer 23HK$13,093 HKD
Retailer 22HK$13,352 HKD
Retailer 5HK$19,301 HKD
Retailer 8HK$21,106 HKD
Brilliant EarthHK$23,224 HKD

37 data points across 24 retailers

33 retailersHK$2,377 HKD to HK$23,224 HKD

A
Cheapest Retailer
-
HK$2,377 HKD
$303 USD
Retailer 2
-
HK$2,377 HKD
$303 USD
View
Price last confirmed 26 days ago
Retailer 3
-
HK$2,526 HKD
$322 USD
View
Price last confirmed 34 days ago
A
Retailer 4
-
HK$2,848 HKD
$363 USD
View
Final sale: no returns
Retailer 5
-
HK$2,927 HKD
$373 USD
View
Price last confirmed 37 days ago
Retailer 6
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HK$2,942 HKD
$375 USD
View
Price last confirmed 31 days ago
Retailer 7
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HK$3,091 HKD
$394 USD
View
Price last confirmed 36 days ago
Retailer 8
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HK$3,293 HKD
£330 GBP
View
A
Retailer 9
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HK$4,198 HKD
$535 USD
View
A
Retailer 10
-
HK$4,318 HKD
View
A
Retailer 11
-
HK$4,566 HKD
$582 USD
View
A
Retailer 12
-
HK$4,998 HKD
$637 USD
View
A
Retailer 13
-
HK$5,264 HKD
€639 EUR
View
A
Retailer 14
-
HK$5,604 HKD
ZAR 11,539 ZAR
View
Retailer 15
-
HK$5,754 HKD
£577 GBP
View
Price last confirmed 19 days ago
A
Retailer 16
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HK$5,765 HKD
£579 GBP
View
A
Retailer 17
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HK$6,724 HKD
$857 USD
View
A
Retailer 18
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HK$7,036 HKD
$897 USD
View
A
Retailer 19
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HK$7,573 HKD
A$1,485 AUD
View
B+
Retailer 20
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HK$9,046 HKD
$1,153 USD
View
Retailer 21
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HK$10,451 HKD
$1,332 USD
View
Price last confirmed 24 days ago
B+
Retailer 22
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HK$10,451 HKD
$1,332 USD
View
Retailer 23
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HK$11,110 HKD
$1,416 USD
View
Price last confirmed 34 days ago
B+
Retailer 24
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HK$11,298 HKD
$1,440 USD
View
B+
Retailer 25
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HK$11,314 HKD
$1,442 USD
View
B+
Retailer 26
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HK$11,900 HKD
$1,517 USD
View
B+
Retailer 27
-
HK$12,454 HKD
SGD 2,145 SGD
View
B+
Retailer 28
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HK$13,093 HKD
£1,314 GBP
View
B+
Retailer 29
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HK$13,352 HKD
A$2,618 AUD
View
B
Retailer 30
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HK$19,301 HKD
$2,460 USD
View
B
Retailer 31
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HK$21,106 HKD
$2,690 USD
View
B
Retailer 32
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HK$21,537 HKD
$2,745 USD
View
Most Expensive
B
Brilliant Earth
18669310Y · Nov 3
HK$23,224 HKD
$2,960 USD
View
32 more retailers have this diamond
Prices start from HK$2,377 HKDSave up to HK$20,847 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
1.58ct Radiant
HK$2,377 HKD