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1.40ct H SI1 Round Lab Grown Diamond

EX • H/SI1 • IGI LG485162769

Shape and cutting style on the report: Round brilliant

Certificate IGI LG485162769

Diamond specifications and retailer prices

From $996 SGD
As of November 5, 2026
Save $3,591 SGD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,587 SGD at MOH London · As of November 5, 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG485162769 or 485162769. Listed at 12 retailers as of November 5, 2026, with prices from $996 to $4,587, a $3,591 spread on the same certified stone. MOH London lists it at $4,587. 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
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG485162769
Dimensions7.15 × 7.10 × 4.42 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
7.15 mm7.10 mm1.40 ctH / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG485162769
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.1%

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: Nov 5
Current: $4,587 SGD|Low: $996 SGD|High: $4,660 SGD|Avg: $2,370 SGD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 2$996 SGD
Retailer 6$1,169 SGD
Retailer 9$1,309 SGD
Retailer 7$1,356 SGD
Retailer 3$1,397 SGD
Retailer 10$1,577 SGD
Retailer 12$2,000 SGD
Retailer 8$2,174 SGD
Retailer 5$3,017 SGD
Retailer 4$3,883 SGD
Retailer 11$4,052 SGD
MOH London$4,587 SGD

16 data points across 12 retailers

12 retailers$996 SGD to $4,587 SGD

A
Cheapest Retailer
-
$996 SGD
A
Retailer 2
-
$1,169 SGD
View
B+
Retailer 3
-
$1,272 SGD
View
B+
Retailer 4
-
$1,309 SGD
View
Final sale: no returns
Retailer 5
-
$1,356 SGD
View
Price last confirmed 25 days ago
B+
Retailer 6
-
$1,356 SGD
View
B+
Retailer 7
-
$1,577 SGD
View
B
Retailer 8
-
$2,174 SGD
View
B
Retailer 9
-
$3,017 SGD
View
B
Retailer 10
-
$3,813 SGD
View
B
Retailer 11
-
$4,052 SGD
View
Most Expensive
B
MOH London
LG485162769 · Nov 5
$4,587 SGD
£2,828 GBP
View
11 more retailers have this diamond
Prices start from $996 SGDSave up to $3,591 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
$996 SGD