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Cushion|Lab Grown|GIA

1.39ct D IF Cushion Lab Grown Diamond

ID • D/IF • GIA 1525064365

Certificate GIA 1525064365

Diamond specifications and retailer prices

From $1,680 AUD
As of November 4, 2026
Save $4,477 AUD (73%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $6,157 AUD at MOH London · As of November 5, 2026
View at MOH London

About this 1.39ct lab-grown cushion diamond

This 1.39ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D 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 1525064365. Listed at 5 retailers as of November 4, 2026, with prices from $1,680 to $6,157, a $4,477 spread on the same certified stone. MOH London lists it at $6,157. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.39
Carat
D
Colour
IF
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 1525064365
Dimensions6.34 × 6.29 × 4.11 mm
L/W Ratio1.01
Cert comments
This is a man-made diamond.
Key to symbols
Minor Details of Polish
Top View
6.34 mm6.29 mm1.39 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1525064365
Side View
Table 58.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 65.4%

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: Nov 4
Current: $6,157 AUD|Low: $1,680 AUD|High: $6,312 AUD|Avg: $4,569 AUD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 3$1,680 AUD
Retailer 4$3,536 AUD
Retailer 2$4,884 AUD
Retailer 5$5,311 AUD
Retailer 6$5,770 AUD
MOH London$6,157 AUD

28 data points across 6 retailers

5 retailers$1,680 AUD to $6,157 AUD

A
Cheapest Retailer
-
$1,680 AUD
Final sale: no returns
B+
Retailer 2
-
$3,536 AUD
View
B
Retailer 3
-
$4,884 AUD
View
B
Retailer 4
-
$5,311 AUD
View
Most Expensive
B
MOH London
1525064365 · Nov 5
$6,157 AUD
£3,394 GBP
View
4 more retailers have this diamond
Prices start from $1,680 AUDSave up to $4,477 AUD

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
1.39ct Cushion
$1,680 AUD