CaratHunter
Plans
Round|Lab Grown|IGI

1.00ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG777601210

Shape and cutting style on the report: Round brilliant

Certificate IGI LG777601210

Diamond specifications and retailer prices

From HK$1,153 HKD
As of November 5, 2026
Save HK$5,522 HKD (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$6,675 HKD at MOH London · As of November 4, 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 LG777601210 or 777601210. Listed at 12 retailers as of November 4, 2026, with prices from HK$1,153 to HK$6,675, a HK$5,522 spread on the same certified stone. MOH London lists it at HK$6,675. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG777601210
Dimensions6.48 × 6.43 × 3.88 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
6.48 mm6.43 mm1.00 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG777601210
Side View
Table 60.0%Crown 33°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.2%

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$6,675 HKD|Low: HK$1,130 HKD|High: HK$8,002 HKD|Avg: HK$3,433 HKD|-2.3%
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
Retailer 14
Retailer 15
November 4, 2026
Retailer 11HK$1,153 HKD
Retailer 14HK$1,318 HKD
Retailer 12HK$1,342 HKD
Retailer 3HK$1,859 HKD
Retailer 4HK$2,157 HKD
Retailer 15HK$2,448 HKD
Retailer 13HK$2,644 HKD
Retailer 2HK$2,785 HKD
Retailer 6HK$2,887 HKD
Retailer 9HK$3,342 HKD
Retailer 10HK$4,605 HKD
Retailer 5HK$4,613 HKD
Retailer 8HK$4,864 HKD
MOH LondonHK$6,675 HKD
Retailer 7HK$8,002 HKD

22 data points across 15 retailers

12 retailersHK$1,153 HKD to HK$6,675 HKD

A
Cheapest Retailer
-
HK$1,153 HKD
Retailer 2
-
HK$1,177 HKD
View
Price last confirmed 45 days ago
A
Retailer 3
-
HK$1,318 HKD
View
Final sale: no returns
A
Retailer 4
-
HK$1,342 HKD
View
Retailer 5
-
HK$1,365 HKD
View
Price last confirmed 47 days ago
B+
Retailer 6
-
HK$2,644 HKD
View
Retailer 7
-
HK$2,785 HKD
View
Price last confirmed 12 days ago
B+
Retailer 8
-
HK$3,342 HKD
View
B
Retailer 9
-
HK$4,605 HKD
View
Retailer 10
-
HK$4,699 HKD
View
Price last confirmed 41 days ago
B
Retailer 11
-
HK$4,864 HKD
View
Most Expensive
B
MOH London
LG777601210 · Nov 4
HK$6,675 HKD
£670 GBP
View
11 more retailers have this diamond
Prices start from HK$1,153 HKDSave up to HK$5,522 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$1,153 HKD