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Oval|Lab Grown|IGI

1.58ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG818680998

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG818680998

Diamond specifications and retailer prices

From HK$2,209 HKD
As of October 30, 2026
Save HK$5,921 HKD (73%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$8,131 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 1.58ct lab-grown oval diamond

This 1.58ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG818680998 or 818680998. Listed at 6 retailers as of October 29, 2026, with prices from HK$2,209 to HK$8,131, a HK$5,921 spread on the same certified stone. MOH London lists it at HK$8,131. 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
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818680998
Dimensions9.44 × 6.53 × 3.97 mm
L/W Ratio1.45
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.44 mm6.53 mm1.58 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818680998
Side View
Table 61.0%Crown 34.1°Girdle: Slightly ThickPavilion 39.9°Culet: NoneDepth 60.8%

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: Oct 30
Current: HK$8,131 HKD|Low: HK$2,209 HKD|High: HK$8,190 HKD|Avg: HK$3,973 HKD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 7HK$2,209 HKD
Retailer 4HK$2,746 HKD
Retailer 3HK$3,526 HKD
Retailer 2HK$3,721 HKD
Retailer 6HK$3,868 HKD
Retailer 5HK$4,048 HKD
MOH LondonHK$8,131 HKD

42 data points across 7 retailers

6 retailersHK$2,209 HKD to HK$8,131 HKD

A
Cheapest Retailer
-
HK$2,209 HKD
B+
Retailer 2
-
HK$2,746 HKD
$350 USD
View
A
Retailer 3
-
HK$3,721 HKD
£373 GBP
View
A
Retailer 4
-
HK$3,868 HKD
$493 USD
View
A
Retailer 5
-
HK$4,048 HKD
$516 USD
View
Most Expensive
B
MOH London
LG818680998 · Oct 29
HK$8,131 HKD
£816 GBP
View
5 more retailers have this diamond
Prices start from HK$2,209 HKDSave up to HK$5,921 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 Oval
HK$2,209 HKD