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Round|Lab Grown|IGI

1.54ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG775630287

Shape and cutting style on the report: Round brilliant

Certificate IGI LG775630287

Diamond specifications and retailer prices

From HK$1,553 HKD
As of November 3, 2026
Save HK$4,652 HKD (75%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$9,037 HKD at MOH London · As of October 29, 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 LG775630287 or 775630287. Listed at 13 retailers as of November 3, 2026, with a 299% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle34.2°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG775630287
Dimensions7.44 × 7.37 × 4.58 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
7.44 mm7.37 mm1.54 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG775630287
Side View
Table 57.0%Crown 34.2°Girdle: MediumPavilion 41.1°Culet: NoneDepth 61.8%

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 3
Current: HK$9,037 HKD|Low: HK$1,506 HKD|High: HK$9,206 HKD|Avg: HK$4,223 HKD|-1.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 5, 2026
Retailer 13HK$1,553 HKD
Retailer 9HK$1,797 HKD
Retailer 5HK$1,922 HKD
Retailer 8HK$1,922 HKD
Retailer 6HK$3,311 HKD
Retailer 11HK$3,342 HKD
Retailer 3HK$3,421 HKD
Retailer 2HK$3,475 HKD
Retailer 10HK$4,535 HKD
Retailer 7HK$5,727 HKD
Retailer 4HK$6,182 HKD
Retailer 12HK$6,206 HKD
MOH LondonHK$9,037 HKD

45 data points across 13 retailers

13 retailersHK$1,553 HKD to HK$6,206 HKD

A
Cheapest Retailer
-
HK$1,553 HKD
A
Retailer 2
-
HK$1,797 HKD
View
Retailer 3
-
HK$1,922 HKD
View
Price last confirmed 12 days ago
A
Retailer 4
-
HK$1,922 HKD
View
A
Retailer 5
-
HK$3,311 HKD
View
B+
Retailer 6
-
HK$3,342 HKD
View
A
Retailer 7
-
HK$3,421 HKD
View
A
Retailer 8
-
HK$3,475 HKD
View
B+
Retailer 9
-
HK$4,535 HKD
View
B+
Retailer 10
-
HK$5,727 HKD
View
B+
Retailer 11
-
HK$6,182 HKD
View
B+
Retailer 12
-
HK$6,206 HKD
View
Most Expensive
MOH London
LG775630287 · Oct 29
HK$9,037 HKD
£907 GBP
View
Price last confirmed 8 days ago
12 more retailers have this diamond
Prices start from HK$1,553 HKDSave up to HK$4,652 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$1,553 HKD