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Cushion|Lab Grown|GIA

3.39ct E IF Cushion Lab Grown Diamond

ID • E/IF • GIA 6512229092

Certificate GIA 6512229092

Diamond specifications and retailer prices

From £3,301 GBP
$4,396 USD
As of October 27, 2026
Save £5,429 GBP (62%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £8,730 GBP at Cape Diamonds · As of October 25, 2026
View at Cape Diamonds

About this 3.39ct lab-grown cushion diamond

This 3.39ct lab-grown cushion sits in the three to five 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 6512229092. Listed at 6 retailers as of October 25, 2026, with prices from £3,301 to £8,730, a £5,429 spread on the same certified stone. Cape Diamonds lists it at £8,730. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.39
Carat
E
Colour
IF
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 6512229092
Dimensions8.63 × 8.52 × 5.62 mm
L/W Ratio1.01
Top View
8.63 mm8.52 mm3.39 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6512229092
Side View
Table 57.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 66.0%

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 27
Current: £8,730 GBP|Low: £5,094 GBP|High: £8,763 GBP|Avg: £7,189 GBP|-0.4%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 25, 2026
Retailer 6£5,094 GBP
Retailer 4£5,310 GBP
Retailer 7£7,030 GBP
Retailer 2£7,827 GBP
Retailer 3£8,365 GBP
Retailer 5£8,725 GBP
Cape Diamonds£8,730 GBP

8 data points across 7 retailers

6 retailers£3,301 GBP to £8,730 GBP

A
Cheapest Retailer
-
£3,301 GBP
$4,396 USD
Final sale: no returns
B+
Retailer 2
-
£5,310 GBP
View
B+
Retailer 3
-
£7,827 GBP
View
B
Retailer 4
-
£8,365 GBP
$11,140 USD
View
B
Retailer 5
-
£8,725 GBP
$11,620 USD
View
Most Expensive
B
Cape Diamonds
cert_6512229092 · Oct 25
£8,730 GBP
ZAR 187,813 ZAR
View
5 more retailers have this diamond
Prices start from £3,301 GBPSave up to £5,429 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
3.39ct Cushion
£3,301 GBP