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0.90ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • IGI LG497178855

Shape and cutting style on the report: Round brilliant

Certificate IGI LG497178855

Diamond specifications and retailer prices

From HK$1,428 HKD
$182 USD
As of October 28, 2026
Save HK$5,448 HKD (79%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$6,876 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 0.9ct lab-grown round diamond

This 0.9ct lab-grown round sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG497178855 or 497178855. Listed at 8 retailers as of October 28, 2026, with prices from HK$1,428 to HK$6,876, a HK$5,448 spread on the same certified stone. MOH London lists it at HK$6,876. 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

0.90
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG497178855
Dimensions6.15 × 6.10 × 3.83 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.15 mm6.10 mm0.90 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG497178855
Side View
Table 60.0%Crown 35.2°Girdle: ThickPavilion 41.4°Culet: NoneDepth 62.5%

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 28
Current: HK$6,876 HKD|Low: HK$1,036 HKD|High: HK$7,484 HKD|Avg: HK$3,450 HKD|-8.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 8HK$1,428 HKD
Retailer 3HK$2,268 HKD
Retailer 2HK$2,536 HKD
Retailer 6HK$2,683 HKD
Retailer 9HK$2,986 HKD
Retailer 4HK$3,099 HKD
Retailer 5HK$3,931 HKD
Retailer 7HK$5,136 HKD
MOH LondonHK$6,876 HKD

39 data points across 9 retailers

8 retailersHK$1,428 HKD to HK$6,876 HKD

A
Cheapest Retailer
-
HK$1,428 HKD
$182 USD
Final sale: no returns
A
Retailer 2
-
HK$2,268 HKD
$289 USD
View
A
Retailer 3
-
HK$2,536 HKD
£254 GBP
View
A
Retailer 4
-
HK$2,683 HKD
$342 USD
View
B+
Retailer 5
-
HK$3,099 HKD
$395 USD
View
B+
Retailer 6
-
HK$3,931 HKD
$501 USD
View
B
Retailer 7
-
HK$5,136 HKD
$655 USD
View
Most Expensive
B
MOH London
LG497178855 · Oct 29
HK$6,876 HKD
£690 GBP
View
7 more retailers have this diamond
Prices start from HK$1,428 HKDSave up to HK$5,448 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
0.90ct Round
HK$1,428 HKD