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1.40ct I SI2 Round Lab Grown Diamond

EX • I/SI2 • IGI LG499191767

Shape and cutting style on the report: Round brilliant

Certificate IGI LG499191767

Diamond specifications and retailer prices

From HK$5,523 HKD
As of November 5, 2026
Save HK$19,645 HKD (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$25,168 HKD at MOH London · As of November 3, 2026
View at MOH London

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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG499191767 or 499191767. Listed at 11 retailers as of November 3, 2026, with prices from HK$5,523 to HK$25,168, a HK$19,645 spread on the same certified stone. MOH London lists it at HK$25,168. 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

1.40
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499191767
Dimensions7.19 × 7.15 × 4.49 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.19 mm7.15 mm1.40 ctI / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG499191767
Side View
Table 56.0%Crown 35.1°Girdle: THN-MEDPavilion 41.5°Culet: NoneDepth 62.6%

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: Nov 5
Current: HK$25,168 HKD|Low: HK$5,303 HKD|High: HK$25,476 HKD|Avg: HK$10,676 HKD
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
November 1, 2026
Retailer 7HK$5,523 HKD
Retailer 11HK$6,009 HKD
Retailer 10HK$6,190 HKD
Retailer 2HK$6,276 HKD
Retailer 8HK$6,410 HKD
Retailer 4HK$6,480 HKD
Retailer 13HK$6,943 HKD
Retailer 3HK$10,238 HKD
Retailer 9HK$10,403 HKD
Retailer 5HK$14,341 HKD
Retailer 6HK$15,785 HKD
Retailer 12HK$18,020 HKD
MOH LondonHK$25,168 HKD

16 data points across 13 retailers

11 retailersHK$5,523 HKD to HK$25,168 HKD

A
Cheapest Retailer
-
HK$5,523 HKD
A
Retailer 2
-
HK$6,009 HKD
View
A
Retailer 3
-
HK$6,190 HKD
View
Final sale: no returns
A
Retailer 4
-
HK$6,276 HKD
View
A
Retailer 5
-
HK$6,410 HKD
View
Retailer 6
-
HK$6,410 HKD
View
Price last confirmed 25 days ago
B+
Retailer 7
-
HK$6,943 HKD
View
B
Retailer 8
-
HK$10,403 HKD
View
B
Retailer 9
-
HK$15,785 HKD
View
B
Retailer 10
-
HK$18,020 HKD
View
Most Expensive
B
MOH London
LG499191767 · Nov 3
HK$25,168 HKD
£2,526 GBP
View
10 more retailers have this diamond
Prices start from HK$5,523 HKDSave up to HK$19,645 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$5,523 HKD