Cushion|Lab Grown|IGI

1.04ct D SI1 Cushion Lab Grown Diamond

EX • D/SI1 • IGI LG807674261

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG807674261

Diamond specifications and retailer prices

From $155 USD
As of October 30, 2026
Save $846 USD (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,001 USD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.04ct lab-grown cushion diamond

This 1.04ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG807674261 or 807674261. Listed at 11 retailers as of October 30, 2026, with prices from $155 to $1,001, a $846 spread on the same certified stone. Reve Diamonds lists it at $1,001. 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
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.3°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG807674261
Dimensions7.55 × 5.01 × 3.34 mm
L/W Ratio1.51
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.55 mm5.01 mm1.04 ctD / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG807674261
Side View
Table 64.0%Crown 35.3°Girdle: STK-VTKPavilion 38.1°Culet: NoneDepth 66.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $296 USD|Low: $143 USD|High: $1,347 USD|Avg: $406 USD|+15.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Reve Diamonds
November 1, 2026
Retailer 4$155 USD
Retailer 7$173 USD
Retailer 10$235 USD
Retailer 1$296 USD
Retailer 3$303 USD
Retailer 5$329 USD
Retailer 8$333 USD
Retailer 9$419 USD
Retailer 2$612 USD
Retailer 6$810 USD
Reve Diamonds$1,001 USD

43 data points across 11 retailers

11 retailers$155 USD to $1,001 USD

A
Cheapest Retailer
-
$155 USD
Final sale: no returns
Retailer 2
-
$173 USD
View
Price last confirmed 16 days ago
B+
Retailer 3
-
$235 USD
View
A
Retailer 4
-
$296 USD
£233 GBP
View
A
Retailer 5
-
$303 USD
€289 EUR
View
A
Retailer 6
-
$329 USD
£259 GBP
View
A
Retailer 7
-
$333 USD
View
B+
Retailer 8
-
$419 USD
View
B+
Retailer 9
-
$612 USD
View
B
Retailer 10
-
$810 USD
£638 GBP
View
Most Expensive
B
Reve Diamonds
3F805788A · Oct 30
$1,001 USD
View
10 more retailers have this diamond
Prices start from $155 USDSave up to $846 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
$155 USD