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Radiant|Lab Grown|IGI

1.60ct E SI1 Radiant Lab Grown Diamond

VG • E/SI1 • IGI LG821628174

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

Certificate IGI LG821628174

Diamond specifications and retailer prices

From HK$1,357 HKD
$173 USD
As of October 27, 2026
Save HK$6,555 HKD (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$7,912 HKD at MOH London · As of October 29, 2026
View at MOH London

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 E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG821628174 or 821628174. Listed at 9 retailers as of October 27, 2026, with prices from HK$1,357 to HK$7,912, a HK$6,555 spread on the same certified stone. MOH London lists it at HK$7,912. 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

1.60
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.4°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821628174
Dimensions8.10 × 5.76 × 3.89 mm
L/W Ratio1.41
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.10 mm5.76 mm1.60 ctE / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821628174
Side View
Table 65.0%Crown 44.4°Girdle: MediumPavilion 35.2°Culet: NoneDepth 67.5%

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$7,912 HKD|Low: HK$1,303 HKD|High: HK$7,992 HKD|Avg: HK$4,359 HKD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 5HK$1,357 HKD
Retailer 8HK$1,577 HKD
Retailer 2HK$2,168 HKD
Retailer 3HK$2,900 HKD
Retailer 9HK$4,347 HKD
Retailer 6HK$5,414 HKD
Retailer 4HK$5,720 HKD
Retailer 7HK$6,846 HKD
MOH LondonHK$7,912 HKD

30 data points across 9 retailers

9 retailersHK$1,357 HKD to HK$7,912 HKD

A
Cheapest Retailer
-
HK$1,357 HKD
$173 USD
A
Retailer 2
-
HK$1,577 HKD
$201 USD
View
A
Retailer 3
-
HK$2,168 HKD
£218 GBP
View
A
Retailer 4
-
HK$2,900 HKD
€352 EUR
View
B+
Retailer 5
-
HK$4,347 HKD
$554 USD
View
B
Retailer 6
-
HK$5,414 HKD
$690 USD
View
B
Retailer 7
-
HK$5,720 HKD
$729 USD
View
Retailer 8
-
HK$6,846 HKD
SGD 1,179 SGD
View
Price last confirmed 16 days ago
Most Expensive
B
MOH London
LG821628174 · Oct 29
HK$7,912 HKD
£794 GBP
View
8 more retailers have this diamond
Prices start from HK$1,357 HKDSave up to HK$6,555 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$1,357 HKD