Cushion|Lab Grown|IGI

1.04ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • IGI LG837666612

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG837666612

Diamond specifications and retailer prices

From $222 USD
As of October 30, 2026
Save $1,148 USD (84%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,370 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.04ct lab-grown cushion diamond

This 1.04ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG837666612 or 837666612. Listed at 8 retailers as of October 29, 2026, with prices from $222 to $1,370, a $1,148 spread on the same certified stone. MOH London lists it at $1,370. 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

1.04
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837666612
Dimensions6.79 × 5.08 × 3.65 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
6.79 mm5.08 mm1.04 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG837666612
Side View
Table 64.0%Crown 36°Girdle: THK-VTKPavilion 38.2°Culet: NoneDepth 71.9%

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 30
Current: $1,370 USD|Low: $222 USD|High: $1,403 USD|Avg: $476 USD|-2.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 7$222 USD
Retailer 2$275 USD
Retailer 3$295 USD
Retailer 5$299 USD
Retailer 4$310 USD
Retailer 8$500 USD
Retailer 6$581 USD
MOH London$1,370 USD

17 data points across 8 retailers

8 retailers$222 USD to $1,370 USD

B+
Cheapest Retailer
-
$222 USD
A
Retailer 2
-
$275 USD
£216 GBP
View
A
Retailer 3
-
$295 USD
€281 EUR
View
A
Retailer 4
-
$299 USD
View
A
Retailer 5
-
$310 USD
£244 GBP
View
Retailer 6
-
$500 USD
View
Price last confirmed 12 days ago
B
Retailer 7
-
$581 USD
View
Most Expensive
B
MOH London
LG837666612 · Oct 29
$1,370 USD
£1,079 GBP
View
7 more retailers have this diamond
Prices start from $222 USDSave up to $1,148 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
1.04ct Cushion
$222 USD