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1.50ct H SI1 Round Lab Grown Diamond

EX • H/SI1 • IGI LG783628093

Shape and cutting style on the report: Round brilliant

Certificate IGI LG783628093

Diamond specifications and retailer prices

From $270 SGD
$211 USD
As of October 26, 2026
Save $1,076 SGD (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,346 SGD at MOH London · As of October 26, 2026
View at MOH London

About this 1.5ct lab-grown round diamond

This 1.5ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG783628093 or 783628093. Listed at 13 retailers as of October 26, 2026, with prices from $270 to $1,346, a $1,076 spread on the same certified stone. MOH London lists it at $1,346. 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

1.50
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783628093
Dimensions7.44 × 7.48 × 4.46 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.44 mm7.48 mm1.50 ctH / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783628093
Side View
Table 59.0%Crown 31.8°Girdle: MediumPavilion 41°Culet: NoneDepth 59.8%

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 26
Current: $1,346 SGD|Low: $270 SGD|High: $1,346 SGD|Avg: $684 SGD
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 29, 2026
Retailer 7$270 SGD
Retailer 3$313 SGD
Retailer 4$335 SGD
Retailer 9$335 SGD
Retailer 5$422 SGD
Retailer 2$544 SGD
Retailer 11$716 SGD
Retailer 10$757 SGD
Retailer 6$869 SGD
Retailer 12$1,078 SGD
Retailer 8$1,082 SGD
Retailer 13$1,093 SGD
MOH London$1,346 SGD

9 data points across 13 retailers

13 retailers$270 SGD to $1,346 SGD

A
Cheapest Retailer
-
$270 SGD
$211 USD
A
Retailer 2
-
$313 SGD
$245 USD
View
A
Retailer 3
-
$335 SGD
$262 USD
View
A
Retailer 4
-
$335 SGD
$262 USD
View
B+
Retailer 5
-
$422 SGD
$330 USD
View
A
Retailer 6
-
$544 SGD
£335 GBP
View
A
Retailer 7
-
$716 SGD
$560 USD
View
A
Retailer 8
-
$757 SGD
$592 USD
View
A
Retailer 9
-
$869 SGD
$680 USD
View
A
Retailer 10
-
$1,078 SGD
$843 USD
View
A
Retailer 11
-
$1,082 SGD
$846 USD
View
A
Retailer 12
-
$1,093 SGD
View
Most Expensive
B+
MOH London
LG783628093 · Oct 26
$1,346 SGD
£829 GBP
View
12 more retailers have this diamond
Prices start from $270 SGDSave up to $1,076 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
1.50ct Round
$270 SGD