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Radiant|Lab Grown|IGI

1.58ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG743546531

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

Certificate IGI LG743546531

Diamond specifications and retailer prices

From HK$2,621 HKD
$334 USD
As of November 2, 2026
Save HK$20,682 HKD (89%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: HK$23,303 HKD at Brilliant Earth · As of November 2, 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 LG743546531 or 743546531. Listed at 29 retailers as of November 2, 2026, with prices from HK$2,621 to HK$23,303, a HK$20,682 spread on the same certified stone. Brilliant Earth lists it at HK$23,303. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.4°
Pavilion angle33.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743546531
Dimensions8.53 × 5.73 × 3.79 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
8.53 mm5.73 mm1.58 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743546531
Side View
Table 64.0%Crown 39.4°Girdle: MediumPavilion 33.4°Culet: NoneDepth 66.1%

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: Nov 2
Current: HK$23,303 HKD|Low: HK$2,621 HKD|High: HK$33,895 HKD|Avg: HK$9,552 HKD|-31.3%
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
November 3, 2026
Retailer 6HK$2,621 HKD
Retailer 3HK$2,934 HKD
Retailer 12HK$3,716 HKD
Retailer 19HK$4,080 HKD
Retailer 7HK$4,566 HKD
Retailer 18HK$5,264 HKD
Retailer 11HK$5,280 HKD
Retailer 17HK$5,604 HKD
Retailer 16HK$5,765 HKD
Retailer 2HK$7,036 HKD
Retailer 22HK$7,573 HKD
Retailer 8HK$8,670 HKD
Retailer 5HK$9,533 HKD
Retailer 13HK$10,381 HKD
Retailer 14HK$10,857 HKD
Retailer 10HK$12,279 HKD
Retailer 9HK$12,721 HKD
Retailer 21HK$13,093 HKD
Retailer 20HK$13,352 HKD
Retailer 15HK$14,499 HKD
Retailer 4HK$20,203 HKD
Brilliant EarthHK$23,303 HKD

36 data points across 22 retailers

29 retailersHK$2,621 HKD to HK$23,303 HKD

A
Cheapest Retailer
-
HK$2,621 HKD
$334 USD
Retailer 2
-
HK$2,785 HKD
$355 USD
View
Price last confirmed 34 days ago
A
Retailer 3
-
HK$2,934 HKD
$374 USD
View
Final sale: no returns
Retailer 4
-
HK$3,233 HKD
$412 USD
View
Price last confirmed 37 days ago
Retailer 5
-
HK$3,248 HKD
$414 USD
View
Price last confirmed 31 days ago
Retailer 6
-
HK$3,413 HKD
$435 USD
View
Price last confirmed 36 days ago
A
Retailer 7
-
HK$3,716 HKD
View
A
Retailer 8
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HK$4,080 HKD
$520 USD
View
A
Retailer 9
-
HK$4,566 HKD
$582 USD
View
A
Retailer 10
-
HK$5,264 HKD
€639 EUR
View
A
Retailer 11
-
HK$5,280 HKD
$673 USD
View
A
Retailer 12
-
HK$5,604 HKD
ZAR 11,539 ZAR
View
A
Retailer 13
-
HK$5,765 HKD
£579 GBP
View
A
Retailer 14
-
HK$7,036 HKD
$897 USD
View
A
Retailer 15
-
HK$7,573 HKD
A$1,485 AUD
View
B+
Retailer 16
-
HK$8,670 HKD
$1,105 USD
View
B+
Retailer 17
-
HK$9,533 HKD
$1,215 USD
View
B+
Retailer 18
-
HK$10,381 HKD
$1,323 USD
View
Retailer 19
-
HK$10,451 HKD
$1,332 USD
View
Price last confirmed 24 days ago
B+
Retailer 20
-
HK$10,451 HKD
$1,332 USD
View
B+
Retailer 21
-
HK$10,857 HKD
SGD 1,870 SGD
View
Retailer 22
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HK$11,110 HKD
$1,416 USD
View
Price last confirmed 34 days ago
B+
Retailer 23
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HK$12,279 HKD
$1,565 USD
View
B+
Retailer 24
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HK$12,721 HKD
$1,621 USD
View
B+
Retailer 25
-
HK$13,093 HKD
£1,314 GBP
View
B+
Retailer 26
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HK$13,352 HKD
A$2,618 AUD
View
B
Retailer 27
-
HK$14,499 HKD
$1,848 USD
View
B
Retailer 28
-
HK$20,203 HKD
$2,575 USD
View
Most Expensive
B
Brilliant Earth
16656243A · Nov 2
HK$23,303 HKD
$2,970 USD
View
28 more retailers have this diamond
Prices start from HK$2,621 HKDSave up to HK$20,682 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$2,621 HKD