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Radiant|Lab Grown|IGI

1.16ct G SI1 Radiant Lab Grown Diamond

ID • G/SI1 • IGI LG574321917

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

Certificate IGI LG574321917

Diamond specifications and retailer prices

From HK$1,959 HKD
As of November 2, 2026
Save HK$6,999 HKD (78%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$8,958 HKD at MOH London · As of November 2, 2026
View at MOH London

About this 1.16ct lab-grown radiant diamond

This 1.16ct lab-grown radiant sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG574321917 or 574321917. Listed at 6 retailers as of November 2, 2026, with prices from HK$1,959 to HK$8,958, a HK$6,999 spread on the same certified stone. MOH London lists it at HK$8,958. 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

1.16
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.6°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG574321917
Dimensions7.42 × 5.07 × 3.49 mm
L/W Ratio1.46
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.42 mm5.07 mm1.16 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG574321917
Side View
Table 65.5%Crown 43.6°Girdle: Slightly ThickPavilion 34.4°Culet: NoneDepth 68.8%

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$8,958 HKD|Low: HK$972 HKD|High: HK$9,068 HKD|Avg: HK$3,334 HKD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 3, 2026
Retailer 6HK$972 HKD
Retailer 3HK$1,959 HKD
Retailer 4HK$2,085 HKD
Retailer 2HK$2,147 HKD
Retailer 7HK$2,798 HKD
Retailer 5HK$4,389 HKD
MOH LondonHK$8,958 HKD

39 data points across 7 retailers

6 retailersHK$1,959 HKD to HK$8,958 HKD

A
Cheapest Retailer
-
HK$1,959 HKD
A
Retailer 2
-
HK$2,085 HKD
View
A
Retailer 3
-
HK$2,147 HKD
View
A
Retailer 4
-
HK$2,798 HKD
View
Retailer 5
-
HK$4,389 HKD
View
Price last confirmed 38 days ago
Most Expensive
B
MOH London
LG574321917 · Nov 2
HK$8,958 HKD
£900 GBP
View
5 more retailers have this diamond
Prices start from HK$1,959 HKDSave up to HK$6,999 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
1.16ct Radiant
HK$1,959 HKD