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Round|Lab Grown|IGI

1.40ct H VS1 Round Lab Grown Diamond

EX • H/VS1 • IGI LG818686580

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818686580

Diamond specifications and retailer prices

From HK$1,797 HKD
$229 USD
As of October 29, 2026
Save HK$7,147 HKD (80%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$8,944 HKD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.4ct lab-grown round diamond

This 1.4ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818686580 or 818686580. Listed at 16 retailers as of October 28, 2026, with prices from HK$1,797 to HK$8,944, a HK$7,147 spread on the same certified stone. Brilliant Earth lists it at HK$8,944. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.40
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818686580
Dimensions7.13 × 7.10 × 4.37 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.13 mm7.10 mm1.40 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818686580
Side View
Table 60.0%Crown 36.1°Girdle: Slightly ThickPavilion 40.4°Culet: NoneDepth 61.4%

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$8,944 HKD|Low: HK$1,797 HKD|High: HK$9,650 HKD|Avg: HK$5,641 HKD|-7.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 11HK$1,797 HKD
Retailer 12HK$2,228 HKD
Retailer 13HK$3,782 HKD
Retailer 6HK$3,824 HKD
Retailer 2HK$4,028 HKD
Retailer 5HK$4,182 HKD
Retailer 9HK$4,904 HKD
Retailer 7HK$5,431 HKD
Retailer 10HK$5,837 HKD
Retailer 4HK$7,567 HKD
Retailer 3HK$8,175 HKD
Retailer 8HK$8,928 HKD
Brilliant EarthHK$8,944 HKD

30 data points across 13 retailers

16 retailersHK$1,797 HKD to HK$8,944 HKD

A
Cheapest Retailer
-
HK$1,797 HKD
$229 USD
A
Retailer 2
-
HK$2,079 HKD
$265 USD
View
A
Retailer 3
-
HK$2,228 HKD
$284 USD
View
A
Retailer 4
-
HK$2,228 HKD
$284 USD
View
A
Retailer 5
-
HK$3,782 HKD
$482 USD
View
A
Retailer 6
-
HK$3,824 HKD
ZAR 7,874 ZAR
View
A
Retailer 7
-
HK$4,028 HKD
€489 EUR
View
A
Retailer 8
-
HK$4,182 HKD
$533 USD
View
A
Retailer 9
-
HK$4,904 HKD
$625 USD
View
A
Retailer 10
-
HK$5,431 HKD
A$1,065 AUD
View
B+
Retailer 11
-
HK$5,837 HKD
$744 USD
View
B+
Retailer 12
-
HK$7,155 HKD
$912 USD
View
B+
Retailer 13
-
HK$7,567 HKD
$964 USD
View
B+
Retailer 14
-
HK$8,340 HKD
$1,063 USD
View
B+
Retailer 15
-
HK$8,928 HKD
£896 GBP
View
Most Expensive
B+
Brilliant Earth
21297540A · Oct 28
HK$8,944 HKD
$1,140 USD
View
15 more retailers have this diamond
Prices start from HK$1,797 HKDSave up to HK$7,147 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
1.40ct Round
HK$1,797 HKD