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Cushion|Lab Grown|IGI

1.04ct D SI1 Cushion Lab Grown Diamond

ID • D/SI1 • IGI LG534246630

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG534246630

Diamond specifications and retailer prices

From $168 USD
As of October 30, 2026
Save $869 USD (84%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,037 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 LG534246630 or 534246630. Listed at 14 retailers as of October 30, 2026, with prices from $168 to $1,037, a $869 spread on the same certified stone. Reve Diamonds lists it at $1,037. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle33.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG534246630
Dimensions6.61 × 5.28 × 3.54 mm
L/W Ratio1.25
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.61 mm5.28 mm1.04 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG534246630
Side View
Table 57.5%Crown 37.2°Girdle: MED-THKPavilion 33.1°Culet: NoneDepth 67.0%

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: $325 USD|Low: $168 USD|High: $885 USD|Avg: $409 USD|+4.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 2$168 USD
Retailer 10$187 USD
Retailer 7$252 USD
Retailer 4$317 USD
Retailer 1$325 USD
Retailer 8$355 USD
Retailer 3$357 USD
Retailer 5$451 USD
Retailer 11$507 USD
Retailer 9$620 USD
Retailer 6$879 USD

43 data points across 11 retailers

14 retailers$168 USD to $1,037 USD

A
Cheapest Retailer
-
$168 USD
Final sale: no returns
A
Retailer 2
-
$187 USD
View
B+
Retailer 3
-
$252 USD
View
A
Retailer 4
-
$317 USD
€302 EUR
View
A
Retailer 5
-
$325 USD
£256 GBP
View
A
Retailer 6
-
$337 USD
View
A
Retailer 7
-
$355 USD
£280 GBP
View
A
Retailer 8
-
$357 USD
View
B+
Retailer 9
-
$451 USD
View
B+
Retailer 10
-
$507 USD
View
B+
Retailer 11
-
$620 USD
View
B
Retailer 12
-
$657 USD
View
B
Retailer 13
-
$879 USD
£692 GBP
View
Most Expensive
B
Reve Diamonds
9FA9CAEAC · Oct 30
$1,037 USD
View
13 more retailers have this diamond
Prices start from $168 USDSave up to $869 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
$168 USD