Radiant|Lab Grown|IGI

1.60ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG722556116

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

Certificate IGI LG722556116

Diamond specifications and retailer prices

From HK$4,958 HKD
$632 USD
As of October 27, 2026
Save HK$27,680 HKD (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$32,638 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.6ct lab-grown radiant diamond

This 1.6ct 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 LG722556116 or 722556116. Listed at 17 retailers as of October 27, 2026, with prices from HK$4,958 to HK$32,638, a HK$27,680 spread on the same certified stone. Brilliant Earth lists it at HK$32,638. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.60
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.3°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG722556116
Dimensions5.99 × 5.99 × 3.96 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.99 mm5.99 mm1.60 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG722556116
Side View
Table 66.0%Crown 44.3°Girdle: MED-STKPavilion 35.5°Culet: NoneDepth 66.1%

Caratlytics Score

How it works →
A
Excellent
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 27
Current: HK$32,638 HKD|Low: HK$4,754 HKD|High: HK$35,463 HKD|Avg: HK$12,802 HKD|-8.0%
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 30, 2026
Retailer 16HK$4,958 HKD
Retailer 6HK$5,390 HKD
Retailer 8HK$5,547 HKD
Retailer 17HK$5,751 HKD
Retailer 12HK$7,140 HKD
Retailer 7HK$8,285 HKD
Retailer 11HK$9,151 HKD
Retailer 5HK$9,391 HKD
Retailer 14HK$9,737 HKD
Retailer 10HK$10,563 HKD
Retailer 15HK$13,353 HKD
Retailer 13HK$14,305 HKD
Retailer 4HK$16,162 HKD
Retailer 9HK$17,935 HKD
Retailer 3HK$19,614 HKD
Retailer 2HK$24,352 HKD
Brilliant EarthHK$32,638 HKD

41 data points across 17 retailers

17 retailersHK$4,958 HKD to HK$32,638 HKD

A
Cheapest Retailer
-
HK$4,958 HKD
$632 USD
A
Retailer 2
-
HK$5,390 HKD
$687 USD
View
Retailer 3
-
HK$5,751 HKD
$733 USD
View
Price last confirmed 16 days ago
A
Retailer 4
-
HK$5,751 HKD
$733 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
HK$7,140 HKD
$910 USD
View
A
Retailer 6
-
HK$8,285 HKD
$1,056 USD
View
A
Retailer 7
-
HK$9,151 HKD
£918 GBP
View
B+
Retailer 8
-
HK$9,391 HKD
$1,197 USD
View
Retailer 9
-
HK$9,737 HKD
€1,182 EUR
View
Price last confirmed 9 days ago
B+
Retailer 10
-
HK$10,563 HKD
ZAR 21,751 ZAR
View
B+
Retailer 11
-
HK$13,353 HKD
$1,702 USD
View
Retailer 12
-
HK$14,305 HKD
A$2,805 AUD
View
Price last confirmed 11 days ago
B
Retailer 13
-
HK$16,162 HKD
$2,060 USD
View
B
Retailer 14
-
HK$17,935 HKD
£1,800 GBP
View
B
Retailer 15
-
HK$19,614 HKD
$2,500 USD
View
B
Retailer 16
-
HK$24,352 HKD
£2,444 GBP
View
Most Expensive
B
Brilliant Earth
20725259A · Oct 30
HK$32,638 HKD
$4,160 USD
View
16 more retailers have this diamond
Prices start from HK$4,958 HKDSave up to HK$27,680 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
1.60ct Radiant
HK$4,958 HKD