Cushion|Lab Grown|IGI

1.03ct E SI1 Cushion Lab Grown Diamond

VG • E/SI1 • IGI LG840611849

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG840611849

Diamond specifications and retailer prices

From $179 USD
HK$1,400 HKD
As of October 30, 2026
Save $1,143 USD (86%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,322 USD at MOH London · As of October 26, 2026
View at MOH London

About this 1.03ct lab-grown cushion diamond

This 1.03ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG840611849 or 840611849. Listed at 11 retailers as of October 26, 2026, with prices from $179 to $1,322, a $1,143 spread on the same certified stone. MOH London lists it at $1,322. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.03
Carat
E
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.6°
Pavilion angle32.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840611849
Dimensions6.76 × 5.05 × 3.42 mm
L/W Ratio1.34
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.76 mm5.05 mm1.03 ctE / SI1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG840611849
Side View
Table 67.0%Crown 34.6°Girdle: THN-MEDPavilion 32.8°Culet: NoneDepth 67.7%

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 30
Current: $1,322 USD|Low: $143 USD|High: $1,334 USD|Avg: $373 USD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 12$143 USD
Retailer 3$179 USD
Retailer 9$206 USD
Retailer 6$263 USD
Retailer 8$276 USD
Retailer 10$302 USD
Retailer 11$302 USD
Retailer 7$340 USD
Retailer 2$383 USD
Retailer 4$495 USD
Retailer 5$500 USD
MOH London$1,322 USD

24 data points across 12 retailers

11 retailers$179 USD to $1,322 USD

A
Cheapest Retailer
-
$179 USD
HK$1,400 HKD
Retailer 2
-
$206 USD
£162 GBP
View
Price last confirmed 14 days ago
A
Retailer 3
-
$263 USD
£207 GBP
View
A
Retailer 4
-
$276 USD
€263 EUR
View
B
Retailer 5
-
$302 USD
View
B+
Retailer 6
-
$302 USD
View
B+
Retailer 7
-
$340 USD
£267 GBP
View
B+
Retailer 8
-
$383 USD
View
B+
Retailer 9
-
$495 USD
View
B+
Retailer 10
-
$500 USD
View
Most Expensive
B
MOH London
LG840611849 · Oct 26
$1,322 USD
£1,041 GBP
View
10 more retailers have this diamond
Prices start from $179 USDSave up to $1,143 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
1.03ct Cushion
$179 USD