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Radiant|Lab Grown|IGI

1.70ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG726542816

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

Certificate IGI LG726542816

Diamond specifications and retailer prices

From HK$2,448 HKD
$312 USD
As of October 28, 2026
Save HK$24,465 HKD (91%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$26,913 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.7ct lab-grown radiant diamond

This 1.7ct 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 LG726542816 or 726542816. Listed at 10 retailers as of October 28, 2026, with prices from HK$2,448 to HK$26,913, a HK$24,465 spread on the same certified stone. Brilliant Earth lists it at HK$26,913. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.6°
Pavilion angle34.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG726542816
Dimensions8.46 × 5.96 × 3.91 mm
L/W Ratio1.42
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
8.46 mm5.96 mm1.70 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG726542816
Side View
Table 64.0%Crown 42.6°Girdle: MED-STKPavilion 34.5°Culet: NoneDepth 65.6%

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 28
Current: HK$26,913 HKD|Low: HK$2,448 HKD|High: HK$26,913 HKD|Avg: HK$10,547 HKD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 6HK$2,448 HKD
Retailer 4HK$4,119 HKD
Retailer 5HK$4,383 HKD
Retailer 2HK$4,779 HKD
Retailer 7HK$8,762 HKD
Retailer 8HK$9,557 HKD
Retailer 10HK$10,075 HKD
Retailer 3HK$10,961 HKD
Retailer 9HK$20,911 HKD
Brilliant EarthHK$26,913 HKD

42 data points across 10 retailers

10 retailersHK$2,448 HKD to HK$26,913 HKD

A
Cheapest Retailer
-
HK$2,448 HKD
$312 USD
Final sale: no returns
A
Retailer 2
-
HK$4,119 HKD
$525 USD
View
A
Retailer 3
-
HK$4,383 HKD
€532 EUR
View
A
Retailer 4
-
HK$4,779 HKD
£480 GBP
View
A
Retailer 5
-
HK$8,762 HKD
SGD 1,509 SGD
View
B+
Retailer 6
-
HK$9,557 HKD
$1,218 USD
View
B+
Retailer 7
-
HK$10,075 HKD
$1,284 USD
View
B+
Retailer 8
-
HK$10,961 HKD
£1,100 GBP
View
Retailer 9
-
HK$20,911 HKD
$2,665 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
15975265A · Oct 29
HK$26,913 HKD
$3,430 USD
View
9 more retailers have this diamond
Prices start from HK$2,448 HKDSave up to HK$24,465 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
1.70ct Radiant
HK$2,448 HKD