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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 $900 SGD
$704 USD
As of October 29, 2026
Save $3,225 SGD (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,125 SGD at MOH London · As of October 29, 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 October 29, 2026, with prices from $900 to $4,125, a $3,225 spread on the same certified stone. MOH London lists it at $4,125. 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $4,125 SGD|Low: $720 SGD|High: $4,153 SGD|Avg: $1,732 SGD|+0.6%
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
October 30, 2026
Retailer 7$900 SGD
Retailer 11$980 SGD
Retailer 10$1,009 SGD
Retailer 2$1,023 SGD
Retailer 8$1,045 SGD
Retailer 4$1,057 SGD
Retailer 13$1,132 SGD
Retailer 3$1,669 SGD
Retailer 9$1,696 SGD
Retailer 5$2,338 SGD
Retailer 6$2,573 SGD
Retailer 12$2,938 SGD
MOH London$4,125 SGD

16 data points across 13 retailers

11 retailers$900 SGD to $4,125 SGD

A
Cheapest Retailer
-
$900 SGD
$704 USD
A
Retailer 2
-
$980 SGD
$766 USD
View
A
Retailer 3
-
$1,009 SGD
$789 USD
View
Final sale: no returns
A
Retailer 4
-
$1,023 SGD
$800 USD
View
A
Retailer 5
-
$1,045 SGD
$817 USD
View
Retailer 6
-
$1,045 SGD
$817 USD
View
Price last confirmed 21 days ago
B+
Retailer 7
-
$1,132 SGD
$885 USD
View
B+
Retailer 8
-
$1,696 SGD
$1,326 USD
View
B
Retailer 9
-
$2,573 SGD
$2,012 USD
View
B
Retailer 10
-
$2,938 SGD
$2,297 USD
View
Most Expensive
B
MOH London
LG499191767 · Oct 29
$4,125 SGD
£2,540 GBP
View
10 more retailers have this diamond
Prices start from $900 SGDSave up to $3,225 SGD

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
$900 SGD