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Cushion|Lab Grown|GIA

1.79ct D IF Cushion Lab Grown Diamond

ID • D/IF • GIA 6522343562

Certificate GIA 6522343562

Diamond specifications and retailer prices

From £1,131 GBP
$1,516 USD
As of October 30, 2026
Save £2,727 GBP (71%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £3,859 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.79ct lab-grown cushion diamond

This 1.79ct 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 stated by the retailer rather than the lab and certified by GIA 6522343562. Listed at 7 retailers as of October 29, 2026, with prices from £1,131 to £3,859, a £2,727 spread on the same certified stone. Brilliant Earth lists it at £3,859. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.79
Carat
D
Colour
IF
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 6522343562
Dimensions6.88 × 6.87 × 4.64 mm
L/W Ratio1.00
Cert comments
This is a man-made diamond.
Key to symbols
Minor Details of Polish
Top View
6.88 mm6.87 mm1.79 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6522343562
Side View
Table 59.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 67.6%

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: £3,859 GBP|Low: £813 GBP|High: £4,771 GBP|Avg: £2,886 GBP|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 8£844 GBP
Retailer 5£1,131 GBP
Retailer 2£2,379 GBP
Retailer 7£3,044 GBP
Retailer 6£3,128 GBP
Retailer 4£3,181 GBP
Retailer 3£3,716 GBP
Brilliant Earth£3,859 GBP
Retailer 9£4,771 GBP

27 data points across 9 retailers

7 retailers£1,131 GBP to £3,859 GBP

A
Cheapest Retailer
-
£1,131 GBP
$1,516 USD
Final sale: no returns
B+
Retailer 2
-
£2,379 GBP
ZAR 51,488 ZAR
View
B
Retailer 3
-
£3,044 GBP
$4,078 USD
View
B
Retailer 4
-
£3,128 GBP
View
B+
Retailer 5
-
£3,181 GBP
$4,262 USD
View
B
Retailer 6
-
£3,716 GBP
View
Most Expensive
B
Brilliant Earth
14520409Y · Oct 29
£3,859 GBP
$5,170 USD
View
6 more retailers have this diamond
Prices start from £1,131 GBPSave up to £2,727 GBP

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
1.79ct Cushion
£1,131 GBP