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Round|Lab Grown|IGI

1.00ct E SI2 Round Lab Grown Diamond

ID • E/SI2 • IGI LG781611998

Shape and cutting style on the report: Round brilliant

Certificate IGI LG781611998

Diamond specifications and retailer prices

From HK$1,295 HKD
$165 USD
As of October 29, 2026
Save HK$6,228 HKD (83%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$7,523 HKD at MOH London · As of October 26, 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG781611998 or 781611998. Listed at 20 retailers as of October 26, 2026, with prices from HK$1,295 to HK$7,523, a HK$6,228 spread on the same certified stone. MOH London lists it at HK$7,523. 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
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781611998
Dimensions6.48 × 6.43 × 3.90 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 / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781611998
Side View
Table 59.0%Crown 34°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.4%

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: Oct 29
Current: HK$7,523 HKD|Low: HK$1,232 HKD|High: HK$7,563 HKD|Avg: HK$3,172 HKD|-0.1%
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
October 30, 2026
Retailer 5HK$1,295 HKD
Retailer 4HK$1,451 HKD
Retailer 10HK$1,506 HKD
Retailer 13HK$1,608 HKD
Retailer 15HK$1,608 HKD
Retailer 8HK$2,843 HKD
Retailer 9HK$2,850 HKD
Retailer 14HK$2,887 HKD
Retailer 12HK$3,499 HKD
Retailer 2HK$3,725 HKD
Retailer 11HK$3,764 HKD
Retailer 3HK$4,174 HKD
Retailer 7HK$4,315 HKD
Retailer 6HK$5,170 HKD
MOH LondonHK$7,523 HKD

39 data points across 15 retailers

20 retailersHK$1,295 HKD to HK$7,523 HKD

Retailer 1
-
HK$1,287 HKD
$164 USD
Price last confirmed 39 days ago
A
Retailer 2
-
HK$1,295 HKD
$165 USD
View
A
Retailer 3
-
HK$1,451 HKD
$185 USD
View
Final sale: no returns
Retailer 4
-
HK$1,491 HKD
$190 USD
View
Price last confirmed 38 days ago
A
Retailer 5
-
HK$1,506 HKD
$192 USD
View
Retailer 6
-
HK$1,577 HKD
$201 USD
View
Price last confirmed 39 days ago
A
Retailer 7
-
HK$1,608 HKD
$205 USD
View
A
Retailer 8
-
HK$1,608 HKD
$205 USD
View
B+
Retailer 9
-
HK$2,628 HKD
$335 USD
View
B+
Retailer 10
-
HK$2,843 HKD
£285 GBP
View
B+
Retailer 11
-
HK$2,850 HKD
€346 EUR
View
B+
Retailer 12
-
HK$2,887 HKD
$368 USD
View
B
Retailer 13
-
HK$3,499 HKD
$446 USD
View
B+
Retailer 14
-
HK$3,725 HKD
£374 GBP
View
B+
Retailer 15
-
HK$3,764 HKD
A$738 AUD
View
B
Retailer 16
-
HK$4,174 HKD
$532 USD
View
B
Retailer 17
-
HK$4,315 HKD
$550 USD
View
Retailer 18
-
HK$5,123 HKD
$653 USD
View
Price last confirmed 39 days ago
B
Retailer 19
-
HK$5,170 HKD
$659 USD
View
Most Expensive
B
MOH London
LG781611998 · Oct 26
HK$7,523 HKD
£755 GBP
View
19 more retailers have this diamond
Prices start from HK$1,295 HKDSave up to HK$6,228 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$1,295 HKD