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Round|Lab Grown|IGI

1.00ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG763629218

Shape and cutting style on the report: Round brilliant

Certificate IGI LG763629218

Diamond specifications and retailer prices

From HK$1,240 HKD
$158 USD
As of October 29, 2026
Save HK$7,689 HKD (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$8,928 HKD at Helzberg Diamonds · As of October 29, 2026
View at Helzberg 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 LG763629218 or 763629218. Listed at 22 retailers as of October 29, 2026, with prices from HK$1,240 to HK$8,928, a HK$7,689 spread on the same certified stone. Helzberg Diamonds lists it at HK$8,928. 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 angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG763629218
Dimensions6.43 × 6.39 × 3.98 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.43 mm6.39 mm1.00 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG763629218
Side View
Table 57.0%Crown 33°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 62.0%

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$8,928 HKD|Low: HK$1,177 HKD|High: HK$8,928 HKD|Avg: HK$3,676 HKD
Helzberg Diamonds
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
October 30, 2026
Retailer 7HK$1,240 HKD
Retailer 9HK$1,389 HKD
Retailer 5HK$1,530 HKD
Retailer 16HK$1,530 HKD
Retailer 10HK$2,686 HKD
Retailer 3HK$2,785 HKD
Retailer 12HK$2,990 HKD
Retailer 2HK$2,997 HKD
Retailer 15HK$3,436 HKD
Retailer 14HK$3,764 HKD
Retailer 13HK$4,182 HKD
Retailer 8HK$4,927 HKD
Retailer 6HK$5,362 HKD
Retailer 11HK$7,214 HKD
Retailer 4HK$8,304 HKD
Helzberg DiamondsHK$8,928 HKD

43 data points across 16 retailers

22 retailersHK$1,240 HKD to HK$8,928 HKD

A
Cheapest Retailer
-
HK$1,240 HKD
$158 USD
A
Retailer 2
-
HK$1,389 HKD
$177 USD
View
Final sale: no returns
A
Retailer 3
-
HK$1,436 HKD
$183 USD
View
A
Retailer 4
-
HK$1,530 HKD
$195 USD
View
A
Retailer 5
-
HK$1,530 HKD
$195 USD
View
A
Retailer 6
-
HK$2,150 HKD
$274 USD
View
B+
Retailer 7
-
HK$2,686 HKD
£270 GBP
View
B+
Retailer 8
-
HK$2,785 HKD
$355 USD
View
B+
Retailer 9
-
HK$2,990 HKD
€363 EUR
View
B+
Retailer 10
-
HK$2,997 HKD
£301 GBP
View
Retailer 11
-
HK$3,177 HKD
$405 USD
View
Price last confirmed 88 days ago
B+
Retailer 12
-
HK$3,436 HKD
$438 USD
View
Retailer 13
-
HK$3,609 HKD
$460 USD
View
Price last confirmed 14 days ago
B+
Retailer 14
-
HK$3,764 HKD
A$738 AUD
View
B
Retailer 15
-
HK$4,182 HKD
$533 USD
View
Retailer 16
-
HK$4,888 HKD
$623 USD
View
Price last confirmed 39 days ago
B
Retailer 17
-
HK$4,927 HKD
$628 USD
View
Retailer 18
-
HK$5,210 HKD
$664 USD
View
Price last confirmed 14 days ago
B
Retailer 19
-
HK$5,362 HKD
$683 USD
View
B
Retailer 20
-
HK$7,214 HKD
£724 GBP
View
B
Retailer 21
-
HK$8,304 HKD
$1,058 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZNMJMIPIHO · Oct 29
HK$8,928 HKD
$1,138 USD
View
21 more retailers have this diamond
Prices start from HK$1,240 HKDSave up to HK$7,689 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$1,240 HKD