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1.54ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG840636180

Shape and cutting style on the report: Round brilliant

Certificate IGI LG840636180

Diamond specifications and retailer prices

From HK$1,459 HKD
As of November 5, 2026
Save HK$6,900 HKD (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$8,359 HKD at MOH London · As of November 2, 2026
View at MOH London

About this 1.54ct lab-grown round diamond

This 1.54ct lab-grown round 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 LG840636180 or 840636180. Listed at 9 retailers as of November 2, 2026, with prices from HK$1,459 to HK$8,359, a HK$6,900 spread on the same certified stone. MOH London lists it at HK$8,359. 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

1.54
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840636180
Dimensions7.38 × 7.44 × 4.53 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
7.38 mm7.44 mm1.54 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840636180
Side View
Table 57.0%Crown 33.6°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.2%

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 5
Current: HK$8,359 HKD|Low: HK$1,381 HKD|High: HK$8,459 HKD|Avg: HK$4,505 HKD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 4HK$1,459 HKD
Retailer 5HK$1,695 HKD
Retailer 7HK$3,052 HKD
Retailer 2HK$3,099 HKD
Retailer 8HK$4,417 HKD
Retailer 3HK$5,821 HKD
Retailer 6HK$6,151 HKD
Retailer 9HK$7,249 HKD
MOH LondonHK$8,359 HKD

32 data points across 9 retailers

9 retailersHK$1,459 HKD to HK$8,359 HKD

A
Cheapest Retailer
-
HK$1,459 HKD
A
Retailer 2
-
HK$1,695 HKD
View
Retailer 3
-
HK$3,052 HKD
View
Price last confirmed 10 days ago
A
Retailer 4
-
HK$3,099 HKD
View
B+
Retailer 5
-
HK$4,417 HKD
View
B+
Retailer 6
-
HK$5,821 HKD
View
B
Retailer 7
-
HK$6,151 HKD
View
Retailer 8
-
HK$7,249 HKD
View
Price last confirmed 24 days ago
Most Expensive
B
MOH London
LG840636180 · Nov 2
HK$8,359 HKD
£839 GBP
View
8 more retailers have this diamond
Prices start from HK$1,459 HKDSave up to HK$6,900 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
1.54ct Round
HK$1,459 HKD