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Round|Lab Grown|IGI

1.00ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • IGI LG842651305

Shape and cutting style on the report: Round brilliant

Certificate IGI LG842651305

Diamond specifications and retailer prices

From HK$1,161 HKD
As of November 5, 2026
Save HK$9,669 HKD (89%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$10,830 HKD at MOH London · As of November 5, 2026
View at MOH London

About this 1ct lab-grown round diamond

This 1ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG842651305 or 842651305. Listed at 9 retailers as of November 5, 2026, with prices from HK$1,161 to HK$10,830, a HK$9,669 spread on the same certified stone. MOH London lists it at HK$10,830. 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

1.00
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842651305
Dimensions6.46 × 6.49 × 3.91 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.46 mm6.49 mm1.00 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842651305
Side View
Table 60.0%Crown 32.6°Girdle: MediumPavilion 41.2°Culet: NoneDepth 60.5%

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: Nov 5
Current: HK$10,830 HKD|Low: HK$1,161 HKD|High: HK$11,169 HKD|Avg: HK$3,902 HKD|+68.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 8HK$1,161 HKD
Retailer 5HK$1,765 HKD
Retailer 6HK$2,079 HKD
Retailer 3HK$2,165 HKD
Retailer 2HK$2,518 HKD
Retailer 7HK$4,417 HKD
Retailer 9HK$4,621 HKD
Retailer 4HK$7,704 HKD
MOH LondonHK$10,830 HKD

27 data points across 9 retailers

9 retailersHK$1,161 HKD to HK$10,830 HKD

A
Cheapest Retailer
-
HK$1,161 HKD
Final sale: no returns
B+
Retailer 2
-
HK$1,765 HKD
View
A
Retailer 3
-
HK$2,079 HKD
View
A
Retailer 4
-
HK$2,165 HKD
View
A
Retailer 5
-
HK$2,518 HKD
View
B
Retailer 6
-
HK$4,417 HKD
View
B
Retailer 7
-
HK$4,621 HKD
View
B
Retailer 8
-
HK$7,704 HKD
View
Most Expensive
C
MOH London
LG842651305 · Nov 5
HK$10,830 HKD
£1,087 GBP
View
8 more retailers have this diamond
Prices start from HK$1,161 HKDSave up to HK$9,669 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
1.00ct Round
HK$1,161 HKD