CaratHunter
Plans
Round|Lab Grown|IGI

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 $211 USD
As of October 26, 2026
Save $842 USD (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,053 USD 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 $211 to $1,053, a $842 spread on the same certified stone. MOH London lists it at $1,053. 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
Color
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 26
Current: $1,053 USD|Low: $211 USD|High: $1,053 USD|Avg: $535 USD
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$211 USD
Retailer 3$245 USD
Retailer 4$262 USD
Retailer 9$262 USD
Retailer 5$330 USD
Retailer 2$426 USD
Retailer 11$560 USD
Retailer 10$592 USD
Retailer 6$680 USD
Retailer 12$843 USD
Retailer 8$846 USD
Retailer 13$855 USD
MOH London$1,053 USD

9 data points across 13 retailers

13 retailers$211 USD to $1,053 USD

A
Cheapest Retailer
-
$211 USD
A
Retailer 2
-
$245 USD
View
A
Retailer 3
-
$262 USD
View
A
Retailer 4
-
$262 USD
View
B+
Retailer 5
-
$330 USD
View
A
Retailer 6
-
$426 USD
£335 GBP
View
A
Retailer 7
-
$560 USD
View
A
Retailer 8
-
$592 USD
View
A
Retailer 9
-
$680 USD
View
A
Retailer 10
-
$843 USD
View
A
Retailer 11
-
$846 USD
View
A
Retailer 12
-
$855 USD
SGD 1,155 SGD
View
Most Expensive
B+
MOH London
LG783628093 · Oct 26
$1,053 USD
£829 GBP
View
12 more retailers have this diamond
Prices start from $211 USDSave up to $842 USD

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
$211 USD