Cushion|Lab Grown|IGI

1.35ct D FL Cushion Lab Grown Diamond

EX • D/FL

Diamond specifications and retailer prices

From $687 USD
As of October 30, 2026
Save $1,450 USD (68%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $2,137 USD at Blue Nile · As of October 29, 2026
View at Blue Nile

About this 1.35ct lab-grown cushion diamond

This 1.35ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI. Listed at 2 retailers as of October 29, 2026, with prices from $687 to $2,137, a $1,450 spread on the same certified stone. Blue Nile lists it at $2,137. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.35
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions6.37 × 6.30 × 4.03 mm
L/W Ratio1.01
Top View
6.37 mm6.30 mm1.35 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 57.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 64.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $2,137 USD|Low: $687 USD|High: $2,821 USD|Avg: $1,877 USD|-2.9%
Blue Nile
Retailer 2
Retailer 3
October 30, 2026
Retailer 2$687 USD
Blue Nile$2,137 USD
Retailer 3$2,821 USD

5 data points across 3 retailers

2 retailers$687 USD to $2,137 USD

A
Cheapest Retailer
-
$687 USD
Most Expensive
B
Blue Nile
30353528 · Oct 29
$2,137 USD
View
1 more retailer has this diamond
Prices start from $687 USDSave up to $1,450 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
1.35ct Cushion
$687 USD