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Radiant|Lab Grown|IGI

1.67ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG732520458

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

Certificate IGI LG732520458

Diamond specifications and retailer prices

From HK$2,118 HKD
$270 USD
As of October 30, 2026
Save HK$24,714 HKD (92%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$26,832 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.67ct lab-grown radiant diamond

This 1.67ct 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 LG732520458 or 732520458. Listed at 17 retailers as of October 30, 2026, with prices from HK$2,118 to HK$26,832, a HK$24,714 spread on the same certified stone. Brilliant Earth lists it at HK$26,832. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.67
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle34.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG732520458
Dimensions8.70 × 5.84 × 3.86 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
8.70 mm5.84 mm1.67 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG732520458
Side View
Table 65.0%Crown 36.7°Girdle: MediumPavilion 34.5°Culet: NoneDepth 66.1%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: HK$26,832 HKD|Low: HK$1,938 HKD|High: HK$31,147 HKD|Avg: HK$10,083 HKD|-13.9%
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
October 31, 2026
Retailer 13HK$2,118 HKD
Retailer 5HK$2,456 HKD
Retailer 9HK$2,715 HKD
Retailer 14HK$4,025 HKD
Retailer 7HK$4,354 HKD
Retailer 17HK$4,354 HKD
Retailer 2HK$4,819 HKD
Retailer 12HK$6,747 HKD
Retailer 8HK$7,485 HKD
Retailer 16HK$8,073 HKD
Retailer 4HK$8,357 HKD
Retailer 3HK$9,329 HKD
Retailer 11HK$11,688 HKD
Retailer 10HK$14,024 HKD
Retailer 15HK$18,830 HKD
Retailer 6HK$22,674 HKD
Brilliant EarthHK$26,832 HKD

37 data points across 17 retailers

17 retailersHK$2,118 HKD to HK$26,832 HKD

A+
Cheapest Retailer
-
HK$2,118 HKD
$270 USD
A
Retailer 2
-
HK$2,456 HKD
$313 USD
View
A
Retailer 3
-
HK$2,715 HKD
$346 USD
View
Final sale: no returns
A
Retailer 4
-
HK$4,025 HKD
$513 USD
View
A
Retailer 5
-
HK$4,354 HKD
$555 USD
View
A
Retailer 6
-
HK$4,354 HKD
$555 USD
View
A
Retailer 7
-
HK$4,819 HKD
€585 EUR
View
A
Retailer 8
-
HK$6,747 HKD
A$1,323 AUD
View
A
Retailer 9
-
HK$7,485 HKD
$954 USD
View
A
Retailer 10
-
HK$8,073 HKD
$1,029 USD
View
A
Retailer 11
-
HK$8,357 HKD
$1,065 USD
View
A
Retailer 12
-
HK$9,329 HKD
$1,189 USD
View
B+
Retailer 13
-
HK$11,688 HKD
£1,173 GBP
View
B+
Retailer 14
-
HK$14,024 HKD
A$2,750 AUD
View
B+
Retailer 15
-
HK$18,830 HKD
$2,400 USD
View
B
Retailer 16
-
HK$22,674 HKD
$2,890 USD
View
Most Expensive
B
Brilliant Earth
16112448Y · Oct 31
HK$26,832 HKD
$3,420 USD
View
16 more retailers have this diamond
Prices start from HK$2,118 HKDSave up to HK$24,714 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+
1.67ct Radiant
HK$2,118 HKD