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Radiant|Lab Grown|IGI

1.70ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG784645655

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

Certificate IGI LG784645655

Diamond specifications and retailer prices

From HK$3,978 HKD
$507 USD
As of October 30, 2026
Save HK$31,328 HKD (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$35,306 HKD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG784645655 or 784645655. Listed at 14 retailers as of October 30, 2026, with prices from HK$3,978 to HK$35,306, a HK$31,328 spread on the same certified stone. Do Amore Diamonds lists it at HK$35,306. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.3°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784645655
Dimensions8.56 × 5.94 × 3.89 mm
L/W Ratio1.44
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
8.56 mm5.94 mm1.70 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784645655
Side View
Table 62.0%Crown 40.3°Girdle: MED-STKPavilion 33.5°Culet: NoneDepth 65.5%

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$35,306 HKD|Low: HK$3,907 HKD|High: HK$43,701 HKD|Avg: HK$16,127 HKD|-18.5%
Do Amore Diamonds
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
October 30, 2026
Retailer 9HK$3,978 HKD
Retailer 14HK$4,456 HKD
Retailer 6HK$5,476 HKD
Retailer 8HK$5,884 HKD
Retailer 11HK$6,025 HKD
Retailer 10HK$7,665 HKD
Retailer 5HK$8,230 HKD
Retailer 4HK$8,708 HKD
Retailer 12HK$12,734 HKD
Retailer 13HK$14,326 HKD
Retailer 7HK$23,774 HKD
Retailer 2HK$29,657 HKD
Retailer 3HK$31,618 HKD
Do Amore DiamondsHK$35,306 HKD

35 data points across 14 retailers

14 retailersHK$3,978 HKD to HK$35,306 HKD

A+
Cheapest Retailer
-
HK$3,978 HKD
$507 USD
A
Retailer 2
-
HK$4,456 HKD
$568 USD
View
A
Retailer 3
-
HK$5,476 HKD
$698 USD
View
Final sale: no returns
A
Retailer 4
-
HK$5,884 HKD
$750 USD
View
A
Retailer 5
-
HK$6,025 HKD
$768 USD
View
A
Retailer 6
-
HK$7,665 HKD
$977 USD
View
A
Retailer 7
-
HK$8,230 HKD
$1,049 USD
View
Retailer 8
-
HK$8,708 HKD
€1,057 EUR
View
Price last confirmed 7 days ago
B+
Retailer 9
-
HK$12,734 HKD
$1,623 USD
View
B+
Retailer 10
-
HK$14,326 HKD
$1,826 USD
View
B
Retailer 11
-
HK$23,774 HKD
£2,386 GBP
View
B
Retailer 12
-
HK$29,657 HKD
$3,780 USD
View
B
Retailer 13
-
HK$31,618 HKD
$4,030 USD
View
Most Expensive
B
Do Amore Diamonds
27-040B88D2D · Oct 30
HK$35,306 HKD
$4,500 USD
View
13 more retailers have this diamond
Prices start from HK$3,978 HKDSave up to HK$31,328 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$3,978 HKD