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1.58ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG825658780

Shape and cutting style on the report: Round brilliant

Certificate IGI LG825658780

Diamond specifications and retailer prices

From HK$1,569 HKD
$200 USD
As of November 1, 2026
Save HK$7,568 HKD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$9,137 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 1.58ct lab-grown round diamond

This 1.58ct lab-grown round 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 LG825658780 or 825658780. Listed at 14 retailers as of October 29, 2026, with prices from HK$1,569 to HK$9,137, a HK$7,568 spread on the same certified stone. MOH London lists it at HK$9,137. 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

1.58
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825658780
Dimensions7.53 × 7.47 × 4.58 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.53 mm7.47 mm1.58 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825658780
Side View
Table 57.0%Crown 35.2°Girdle: THN-MEDPavilion 40.5°Culet: NoneDepth 61.1%

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: Nov 1
Current: HK$9,137 HKD|Low: HK$1,569 HKD|High: HK$9,197 HKD|Avg: HK$4,805 HKD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 7HK$1,569 HKD
Retailer 9HK$1,946 HKD
Retailer 4HK$3,246 HKD
Retailer 10HK$3,381 HKD
Retailer 2HK$3,553 HKD
Retailer 11HK$3,852 HKD
Retailer 6HK$5,021 HKD
Retailer 5HK$5,610 HKD
Retailer 3HK$6,667 HKD
Retailer 8HK$7,061 HKD
MOH LondonHK$9,137 HKD

43 data points across 11 retailers

14 retailersHK$1,569 HKD to HK$9,137 HKD

A
Cheapest Retailer
-
HK$1,569 HKD
$200 USD
A
Retailer 2
-
HK$1,820 HKD
$232 USD
View
Retailer 3
-
HK$1,946 HKD
$248 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
HK$1,946 HKD
$248 USD
View
A
Retailer 5
-
HK$3,246 HKD
€394 EUR
View
B+
Retailer 6
-
HK$3,381 HKD
$431 USD
View
A
Retailer 7
-
HK$3,553 HKD
£357 GBP
View
A
Retailer 8
-
HK$3,852 HKD
$491 USD
View
B+
Retailer 9
-
HK$5,021 HKD
$640 USD
View
B+
Retailer 10
-
HK$5,610 HKD
$715 USD
View
B+
Retailer 11
-
HK$6,245 HKD
$796 USD
View
B
Retailer 12
-
HK$6,667 HKD
$850 USD
View
B
Retailer 13
-
HK$7,061 HKD
$900 USD
View
Most Expensive
B
MOH London
LG825658780 · Oct 29
HK$9,137 HKD
£917 GBP
View
13 more retailers have this diamond
Prices start from HK$1,569 HKDSave up to HK$7,568 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
1.58ct Round
HK$1,569 HKD