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Radiant|Lab Grown|IGI

1.61ct G SI1 Radiant Lab Grown Diamond

ID • G/SI1 • IGI LG733547001

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

Certificate IGI LG733547001

Diamond specifications and retailer prices

From HK$3,526 HKD
€428 EUR
As of November 2, 2026
Save HK$5,053 HKD (59%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$8,579 HKD at MOH London · As of November 1, 2026
View at MOH London

About this 1.61ct lab-grown radiant diamond

This 1.61ct lab-grown radiant sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG733547001 or 733547001. Listed at 7 retailers as of November 1, 2026, with prices from HK$3,526 to HK$8,579, a HK$5,053 spread on the same certified stone. MOH London lists it at HK$8,579. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.61
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.1°
Pavilion angle30.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733547001
Dimensions8.92 × 5.75 × 3.57 mm
L/W Ratio1.55
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.92 mm5.75 mm1.61 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG733547001
Side View
Table 63.0%Crown 38.1°Girdle: Slightly ThickPavilion 30.8°Culet: NoneDepth 62.1%

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: Nov 2
Current: HK$8,579 HKD|Low: HK$3,029 HKD|High: HK$8,679 HKD|Avg: HK$5,025 HKD|+1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 3HK$3,526 HKD
Retailer 6HK$3,656 HKD
Retailer 2HK$3,980 HKD
Retailer 7HK$4,229 HKD
Retailer 5HK$4,755 HKD
Retailer 4HK$6,630 HKD
MOH LondonHK$8,579 HKD

34 data points across 7 retailers

7 retailersHK$3,526 HKD to HK$8,579 HKD

A
Cheapest Retailer
-
HK$3,526 HKD
€428 EUR
B+
Retailer 2
-
HK$3,656 HKD
$466 USD
View
A
Retailer 3
-
HK$3,980 HKD
£399 GBP
View
A
Retailer 4
-
HK$4,229 HKD
$539 USD
View
B+
Retailer 5
-
HK$4,755 HKD
$606 USD
View
Retailer 6
-
HK$6,630 HKD
$845 USD
View
Price last confirmed 8 days ago
Most Expensive
B
MOH London
LG733547001 · Nov 1
HK$8,579 HKD
£861 GBP
View
6 more retailers have this diamond
Prices start from HK$3,526 HKDSave up to HK$5,053 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
1.61ct Radiant
HK$3,526 HKD