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Radiant|Lab Grown|IGI

1.86ct E FL Radiant Lab Grown Diamond

E/FL

Diamond specifications and retailer prices

From HK$4,637 HKD
$591 USD
As of October 30, 2026
Save HK$22,039 HKD (83%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$26,675 HKD at Helzberg Diamonds · As of October 31, 2026
View at Helzberg Diamonds

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 E colour (colourless) and FL clarity (flawless or internally-flawless) and certified by IGI. Listed at 6 retailers as of October 30, 2026, with prices from HK$4,637 to HK$26,675, a HK$22,039 spread on the same certified stone. Helzberg Diamonds lists it at HK$26,675. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.86
Carat
E
Colour
FL
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions8.42 × 6.06 × 4.24 mm
L/W Ratio1.39
Top View
8.42 mm6.06 mm1.86 ctE / FL
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 59.0%CrownGirdle: MED-STKPavilionCuletDepth 70.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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$26,675 HKD|Low: HK$4,637 HKD|High: HK$30,794 HKD|Avg: HK$12,865 HKD|-13.4%
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 16, 2026
Retailer 5HK$4,637 HKD
Retailer 4HK$5,194 HKD
Retailer 2HK$5,751 HKD
Retailer 3HK$5,751 HKD
Retailer 6HK$15,127 HKD
Helzberg DiamondsHK$26,675 HKD

13 data points across 6 retailers

6 retailersHK$4,637 HKD to HK$26,675 HKD

B+
Cheapest Retailer
-
HK$4,637 HKD
$591 USD
B+
Retailer 2
-
HK$5,194 HKD
$662 USD
View
Retailer 3
-
HK$5,751 HKD
$733 USD
View
Price last confirmed 16 days ago
B+
Retailer 4
-
HK$5,751 HKD
$733 USD
View
B
Retailer 5
-
HK$15,127 HKD
$1,928 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZNPPMKNGLN · Oct 31
HK$26,675 HKD
$3,400 USD
View
5 more retailers have this diamond
Prices start from HK$4,637 HKDSave up to HK$22,039 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.

B+
1.86ct Radiant
HK$4,637 HKD