CaratHunter
Plans
Round|Lab Grown|IGI

1.00ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG754527002

Shape and cutting style on the report: Round brilliant

Certificate IGI LG754527002

Diamond specifications and retailer prices

From HK$1,114 HKD
$142 USD
As of October 29, 2026
Save HK$6,809 HKD (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$7,923 HKD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

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 LG754527002 or 754527002. Listed at 22 retailers as of October 29, 2026, with prices from HK$1,114 to HK$7,923, a HK$6,809 spread on the same certified stone. Reve Diamonds lists it at HK$7,923. 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 angle35.1°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754527002
Dimensions6.45 × 6.40 × 3.97 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
6.45 mm6.40 mm1.00 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754527002
Side View
Table 59.0%Crown 35.1°Girdle: MediumPavilion 41.4°Culet: NoneDepth 61.9%

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$3,764 HKD|Low: HK$879 HKD|High: HK$7,923 HKD|Avg: HK$3,273 HKD
Retailer 1
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
Retailer 16
Reve Diamonds
October 31, 2026
Retailer 6HK$1,114 HKD
Retailer 12HK$1,240 HKD
Retailer 13HK$1,295 HKD
Retailer 3HK$1,389 HKD
Retailer 16HK$1,389 HKD
Retailer 14HK$2,110 HKD
Retailer 9HK$2,373 HKD
Retailer 2HK$2,573 HKD
Retailer 10HK$2,727 HKD
Retailer 15HK$3,303 HKD
Retailer 4HK$3,703 HKD
Retailer 1HK$3,764 HKD
Retailer 7HK$4,456 HKD
Retailer 5HK$4,890 HKD
Retailer 8HK$5,963 HKD
Retailer 11HK$6,487 HKD
Reve DiamondsHK$7,923 HKD

43 data points across 17 retailers

22 retailersHK$1,114 HKD to HK$7,923 HKD

Retailer 1
-
HK$1,106 HKD
$141 USD
Price last confirmed 38 days ago
A
Retailer 2
-
HK$1,114 HKD
$142 USD
View
A
Retailer 3
-
HK$1,240 HKD
$158 USD
View
Final sale: no returns
A
Retailer 4
-
HK$1,295 HKD
$165 USD
View
Retailer 5
-
HK$1,357 HKD
$173 USD
View
Price last confirmed 39 days ago
A
Retailer 6
-
HK$1,389 HKD
$177 USD
View
A
Retailer 7
-
HK$1,389 HKD
$177 USD
View
A
Retailer 8
-
HK$2,110 HKD
$269 USD
View
A
Retailer 9
-
HK$2,373 HKD
£238 GBP
View
B+
Retailer 10
-
HK$2,573 HKD
$328 USD
View
B+
Retailer 11
-
HK$2,727 HKD
€331 EUR
View
Retailer 12
-
HK$3,177 HKD
$405 USD
View
Price last confirmed 88 days ago
B+
Retailer 13
-
HK$3,303 HKD
$421 USD
View
B+
Retailer 14
-
HK$3,703 HKD
$472 USD
View
B+
Retailer 15
-
HK$3,764 HKD
A$738 AUD
View
Retailer 16
-
HK$4,417 HKD
$563 USD
View
Price last confirmed 40 days ago
B
Retailer 17
-
HK$4,456 HKD
$568 USD
View
B
Retailer 18
-
HK$4,890 HKD
$623 USD
View
B
Retailer 19
-
HK$4,909 HKD
£493 GBP
View
B
Retailer 20
-
HK$5,963 HKD
$760 USD
View
B
Retailer 21
-
HK$6,487 HKD
£651 GBP
View
Most Expensive
B
Reve Diamonds
9A522582D · Oct 30
HK$7,923 HKD
$1,010 USD
View
21 more retailers have this diamond
Prices start from HK$1,114 HKDSave up to HK$6,809 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$1,114 HKD