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Cushion|Lab Grown|GIA

1.28ct E IF Cushion Lab Grown Diamond

ID • E/IF • GIA 1535008463

Certificate GIA 1535008463

Diamond specifications and retailer prices

From $1,388 SGD
$1,086 USD
As of October 30, 2026
Save $4,031 SGD (74%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $5,419 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 1.28ct lab-grown cushion diamond

This 1.28ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half 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 1535008463. Listed at 5 retailers as of October 29, 2026, with prices from $1,388 to $5,419, a $4,031 spread on the same certified stone. MOH London lists it at $5,419. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
E
Colour
IF
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 1535008463
Dimensions6.05 × 6.01 × 4.17 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This is a man-made diamond.
Key to symbols
Minor Details of Polish
Top View
6.05 mm6.01 mm1.28 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1535008463
Side View
Table 60.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 69.3%

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 30
Current: $5,419 SGD|Low: $1,388 SGD|High: $5,419 SGD|Avg: $3,244 SGD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 29, 2026
Retailer 4$1,388 SGD
Retailer 2$2,779 SGD
Retailer 5$3,107 SGD
Retailer 3$4,384 SGD
MOH London$5,419 SGD

6 data points across 5 retailers

5 retailers$1,388 SGD to $5,419 SGD

A
Cheapest Retailer
-
$1,388 SGD
$1,086 USD
Final sale: no returns
B+
Retailer 2
-
$2,779 SGD
$2,174 USD
View
B
Retailer 3
-
$3,107 SGD
$2,430 USD
View
B
Retailer 4
-
$4,384 SGD
£2,700 GBP
View
Most Expensive
B
MOH London
1535008463 · Oct 29
$5,419 SGD
£3,338 GBP
View
4 more retailers have this diamond
Prices start from $1,388 SGDSave up to $4,031 SGD

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
1.28ct Cushion
$1,388 SGD