Cushion|Lab Grown|IGI

1.85ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG802608008

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG802608008

Diamond specifications and retailer prices

From $732 USD
As of October 29, 2026
Save $1,043 USD (59%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $3,385 USD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.85ct lab-grown cushion diamond

This 1.85ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG802608008 or 802608008. Listed at 5 retailers as of October 25, 2026, with a 143% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.85
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle31.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG802608008
Dimensions8.39 × 6.27 × 4.18 mm
L/W Ratio1.34
Girdle conditionFaceted
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
8.39 mm6.27 mm1.85 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG802608008
Side View
Table 60.0%Crown 35.1°Girdle: MED-THKPavilion 31.4°Culet: NoneDepth 66.7%

Caratlytics Score

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A+
Exceptional
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $3,385 USD|Low: $721 USD|High: $3,385 USD|Avg: $1,428 USD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 29, 2026
Retailer 2$732 USD
Retailer 3$755 USD
Retailer 4$1,163 USD
Retailer 5$1,775 USD
Rare Carat$3,385 USD

21 data points across 5 retailers

5 retailers$732 USD to $1,775 USD

A+
Cheapest Retailer
-
$732 USD
A
Retailer 2
-
$755 USD
View
A
Retailer 3
-
$1,163 USD
View
A
Retailer 4
-
$1,775 USD
£1,398 GBP
View
Most Expensive
Rare Carat
ME-728-265 · Oct 21
$3,385 USD
View
Price last confirmed 8 days ago
4 more retailers have this diamond
Prices start from $732 USDSave up to $1,043 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+
1.85ct Cushion
$732 USD