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Cushion|Lab Grown|GIA

1.78ct E IF Cushion Lab Grown Diamond

ID • E/IF • GIA 3535051944

Certificate GIA 3535051944

Diamond specifications and retailer prices

From $1,432 USD
As of October 28, 2026
Save $3,273 USD (70%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $4,705 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.78ct lab-grown cushion diamond

This 1.78ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 3535051944. Listed at 5 retailers as of October 28, 2026, with prices from $1,432 to $4,705, a $3,273 spread on the same certified stone. MOH London lists it at $4,705. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.78
Carat
E
Color
IF
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 3535051944
Dimensions6.94 × 6.86 × 4.50 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This is a man-made diamond.
Key to symbols
Minor Details of Polish
Top View
6.94 mm6.86 mm1.78 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3535051944
Side View
Table 58.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 65.5%

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 28
Current: $4,705 USD|Low: $1,432 USD|High: $6,414 USD|Avg: $4,107 USD|-0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
October 29, 2026
Retailer 3$1,432 USD
Retailer 2$3,575 USD
Retailer 4$4,640 USD
MOH London$4,705 USD

6 data points across 4 retailers

5 retailers$1,432 USD to $4,705 USD

A
Cheapest Retailer
-
$1,432 USD
Final sale: no returns
B+
Retailer 2
-
$3,575 USD
View
B
Retailer 3
-
$3,962 USD
£3,120 GBP
View
B
Retailer 4
-
$4,640 USD
View
Most Expensive
B
MOH London
3535051944 · Oct 29
$4,705 USD
£3,705 GBP
View
4 more retailers have this diamond
Prices start from $1,432 USDSave up to $3,273 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
1.78ct Cushion
$1,432 USD