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Radiant|Lab Grown|IGI

1.86ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG825660146

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

Certificate IGI LG825660146

Diamond specifications and retailer prices

From HK$5,068 HKD
$646 USD
As of October 30, 2026
Save HK$30,394 HKD (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$35,463 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.86ct lab-grown radiant diamond

This 1.86ct 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 LG825660146 or 825660146. Listed at 22 retailers as of October 30, 2026, with prices from HK$5,068 to HK$35,463, a HK$30,394 spread on the same certified stone. Brilliant Earth lists it at HK$35,463. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.86
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.2°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825660146
Dimensions8.58 × 6.01 × 4.13 mm
L/W Ratio1.43
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
8.58 mm6.01 mm1.86 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825660146
Side View
Table 65.0%Crown 45.2°Girdle: MED-STKPavilion 35.2°Culet: NoneDepth 68.7%

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 30
Current: HK$35,463 HKD|Low: HK$5,068 HKD|High: HK$46,760 HKD|Avg: HK$16,083 HKD|-24.2%
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
October 31, 2026
Retailer 11HK$5,068 HKD
Retailer 19HK$5,508 HKD
Retailer 10HK$5,876 HKD
Retailer 7HK$5,908 HKD
Retailer 15HK$7,257 HKD
Retailer 21HK$7,901 HKD
Retailer 2HK$9,389 HKD
Retailer 16HK$9,603 HKD
Retailer 3HK$10,026 HKD
Retailer 13HK$10,796 HKD
Retailer 5HK$12,459 HKD
Retailer 4HK$13,659 HKD
Retailer 8HK$16,523 HKD
Retailer 6HK$18,294 HKD
Retailer 18HK$19,316 HKD
Retailer 12HK$20,275 HKD
Retailer 9HK$21,354 HKD
Retailer 17HK$24,791 HKD
Retailer 20HK$30,088 HKD
Brilliant EarthHK$35,463 HKD
Retailer 14HK$35,463 HKD

33 data points across 21 retailers

22 retailersHK$5,068 HKD to HK$35,463 HKD

A
Cheapest Retailer
-
HK$5,068 HKD
$646 USD
A
Retailer 2
-
HK$5,508 HKD
$702 USD
View
A
Retailer 3
-
HK$5,876 HKD
$749 USD
View
A
Retailer 4
-
HK$5,908 HKD
$753 USD
View
Final sale: no returns
Retailer 5
-
HK$6,269 HKD
$799 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
HK$7,257 HKD
$925 USD
View
A
Retailer 7
-
HK$7,901 HKD
$1,007 USD
View
A
Retailer 8
-
HK$9,389 HKD
£942 GBP
View
A
Retailer 9
-
HK$9,603 HKD
$1,224 USD
View
Retailer 10
-
HK$10,026 HKD
€1,217 EUR
View
Price last confirmed 8 days ago
B+
Retailer 11
-
HK$10,796 HKD
ZAR 22,229 ZAR
View
B+
Retailer 12
-
HK$12,459 HKD
$1,588 USD
View
B+
Retailer 13
-
HK$13,659 HKD
$1,741 USD
View
B+
Retailer 14
-
HK$16,523 HKD
$2,106 USD
View
B+
Retailer 15
-
HK$18,294 HKD
£1,836 GBP
View
B+
Retailer 16
-
HK$19,316 HKD
$2,462 USD
View
B+
Retailer 17
-
HK$20,275 HKD
$2,584 USD
View
B+
Retailer 18
-
HK$21,354 HKD
SGD 3,678 SGD
View
B
Retailer 19
-
HK$24,791 HKD
£2,488 GBP
View
B
Retailer 20
-
HK$30,088 HKD
$3,835 USD
View
Retailer 21
-
HK$35,463 HKD
$4,520 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
21434150A · Oct 30
HK$35,463 HKD
$4,520 USD
View
21 more retailers have this diamond
Prices start from HK$5,068 HKDSave up to HK$30,394 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
1.86ct Radiant
HK$5,068 HKD