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0.55ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG700512746

Shape and cutting style on the report: Round brilliant

Certificate IGI LG700512746

Diamond specifications and retailer prices

From HK$675 HKD
As of November 5, 2026
Save HK$5,463 HKD (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$6,137 HKD at MOH London · As of November 4, 2026
View at MOH London

About this 0.55ct lab-grown round diamond

This 0.55ct lab-grown round sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG700512746 or 700512746. Listed at 13 retailers as of November 4, 2026, with prices from HK$675 to HK$6,137, a HK$5,463 spread on the same certified stone. MOH London lists it at HK$6,137. 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

0.55
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700512746
Dimensions5.25 × 5.23 × 3.26 mm
L/W Ratio1.00
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
5.25 mm5.23 mm0.55 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG700512746
Side View
Table 57.0%Crown 35.7°Girdle: Med.Pavilion 40.7°Culet: NoneDepth 62.2%

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$6,137 HKD|Low: HK$675 HKD|High: HK$6,187 HKD|Avg: HK$1,967 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
Retailer 12
Retailer 13
November 5, 2026
Retailer 13HK$675 HKD
Retailer 10HK$785 HKD
Retailer 9HK$894 HKD
Retailer 3HK$1,216 HKD
Retailer 2HK$1,506 HKD
Retailer 7HK$1,608 HKD
Retailer 11HK$1,789 HKD
Retailer 5HK$2,016 HKD
Retailer 4HK$2,118 HKD
Retailer 12HK$2,675 HKD
Retailer 8HK$2,699 HKD
Retailer 6HK$3,005 HKD
MOH LondonHK$6,137 HKD

23 data points across 13 retailers

13 retailersHK$675 HKD to HK$6,137 HKD

A
Cheapest Retailer
-
HK$675 HKD
A
Retailer 2
-
HK$785 HKD
View
A
Retailer 3
-
HK$894 HKD
View
A
Retailer 4
-
HK$1,216 HKD
View
A
Retailer 5
-
HK$1,506 HKD
View
A
Retailer 6
-
HK$1,608 HKD
View
A
Retailer 7
-
HK$1,789 HKD
View
B+
Retailer 8
-
HK$1,797 HKD
View
B+
Retailer 9
-
HK$2,118 HKD
View
B+
Retailer 10
-
HK$2,675 HKD
View
B+
Retailer 11
-
HK$2,699 HKD
View
B+
Retailer 12
-
HK$3,005 HKD
View
Most Expensive
B
MOH London
LG700512746 · Nov 4
HK$6,137 HKD
£616 GBP
View
12 more retailers have this diamond
Prices start from HK$675 HKDSave up to HK$5,463 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
0.55ct Round
HK$675 HKD