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Round|Lab Grown|IGI

1.00ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG739579235

Shape and cutting style on the report: Round brilliant

Certificate IGI LG739579235

Diamond specifications and retailer prices

From HK$1,240 HKD
$158 USD
As of October 29, 2026
Save HK$7,065 HKD (85%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$8,304 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 LG739579235 or 739579235. Listed at 22 retailers as of October 29, 2026, with prices from HK$1,240 to HK$8,304, a HK$7,065 spread on the same certified stone. Reve Diamonds lists it at HK$8,304. 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 angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG739579235
Dimensions6.43 × 6.46 × 3.94 mm
L/W Ratio1.00
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 mm6.46 mm1.00 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG739579235
Side View
Table 58.0%Crown 33°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.2%

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: Oct 29
Current: HK$3,764 HKD|Low: HK$1,224 HKD|High: HK$8,304 HKD|Avg: HK$3,275 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
Reve Diamonds
October 31, 2026
Retailer 6HK$1,240 HKD
Retailer 14HK$1,381 HKD
Retailer 11HK$1,436 HKD
Retailer 3HK$1,530 HKD
Retailer 15HK$1,530 HKD
Retailer 8HK$2,686 HKD
Retailer 2HK$2,785 HKD
Retailer 10HK$2,990 HKD
Retailer 13HK$3,436 HKD
Retailer 12HK$3,609 HKD
Retailer 1HK$3,764 HKD
Retailer 4HK$4,182 HKD
Retailer 7HK$4,927 HKD
Retailer 5HK$5,362 HKD
Retailer 9HK$7,214 HKD
Reve DiamondsHK$8,304 HKD

45 data points across 16 retailers

22 retailersHK$1,240 HKD to HK$8,304 HKD

Retailer 1
-
HK$1,224 HKD
$156 USD
Price last confirmed 38 days ago
A
Retailer 2
-
HK$1,240 HKD
$158 USD
View
A
Retailer 3
-
HK$1,381 HKD
$176 USD
View
Final sale: no returns
A
Retailer 4
-
HK$1,436 HKD
$183 USD
View
Retailer 5
-
HK$1,499 HKD
$191 USD
View
Price last confirmed 38 days ago
A
Retailer 6
-
HK$1,530 HKD
$195 USD
View
A
Retailer 7
-
HK$1,530 HKD
$195 USD
View
A
Retailer 8
-
HK$2,150 HKD
$274 USD
View
B+
Retailer 9
-
HK$2,686 HKD
£270 GBP
View
B+
Retailer 10
-
HK$2,785 HKD
$355 USD
View
B+
Retailer 11
-
HK$2,990 HKD
€363 EUR
View
Retailer 12
-
HK$3,177 HKD
$405 USD
View
Price last confirmed 88 days ago
B+
Retailer 13
-
HK$3,436 HKD
$438 USD
View
Retailer 14
-
HK$3,609 HKD
$460 USD
View
Price last confirmed 14 days ago
B+
Retailer 15
-
HK$3,764 HKD
A$738 AUD
View
B
Retailer 16
-
HK$4,182 HKD
$533 USD
View
Retailer 17
-
HK$4,676 HKD
$596 USD
View
Price last confirmed 39 days ago
Retailer 18
-
HK$4,888 HKD
$623 USD
View
Price last confirmed 40 days ago
B
Retailer 19
-
HK$4,927 HKD
$628 USD
View
B
Retailer 20
-
HK$5,362 HKD
$683 USD
View
B
Retailer 21
-
HK$7,214 HKD
£724 GBP
View
Most Expensive
B
Reve Diamonds
C2E712A44 · Oct 30
HK$8,304 HKD
$1,058 USD
View
21 more retailers have this diamond
Prices start from HK$1,240 HKDSave up to HK$7,065 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