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Cushion|Lab Grown|GIA

1.27ct F IF Cushion Lab Grown Diamond

EX • F/IF • GIA 7518100522

Certificate GIA 7518100522

Diamond specifications and retailer prices

From £687 GBP
As of November 6, 2026
Save £2,087 GBP (75%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £2,773 GBP at Taylor and Hart · As of November 6, 2026
View at Taylor and Hart

About this 1.27ct lab-grown cushion diamond

This 1.27ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded F 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 7518100522. Listed at 18 retailers as of November 6, 2026, with prices from £687 to £2,773, a £2,087 spread on the same certified stone. Taylor and Hart lists it at £2,773. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
F
Colour
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 7518100522
Dimensions6.10 × 6.09 × 4.10 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This is a man-made diamond.
Key to symbols
Minor Details of Polish
Top View
6.10 mm6.09 mm1.27 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7518100522
Side View
Table 58.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 67.4%

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 6
Current: £2,071 GBP|Low: £687 GBP|High: £5,088 GBP|Avg: £1,730 GBP|+1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
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Retailer 17
Retailer 18
Taylor and Hart
November 6, 2026
Retailer 7£687 GBP
Retailer 18£693 GBP
Retailer 3£837 GBP
Retailer 2£929 GBP
Retailer 9£1,003 GBP
Retailer 17£1,199 GBP
Retailer 11£1,260 GBP
Retailer 5£1,397 GBP
Retailer 14£1,431 GBP
Retailer 12£1,483 GBP
Retailer 15£1,517 GBP
Retailer 10£1,711 GBP
Retailer 16£1,711 GBP
Retailer 6£1,973 GBP
Retailer 1£2,071 GBP
Retailer 4£2,152 GBP
Retailer 13£2,631 GBP
Taylor and Hart£2,773 GBP
Retailer 8£5,088 GBP

35 data points across 19 retailers

18 retailers£687 GBP to £2,773 GBP

A
Cheapest Retailer
-
£687 GBP
Final sale: no returns
A
Retailer 2
-
£693 GBP
View
A
Retailer 3
-
£837 GBP
View
B+
Retailer 4
-
£929 GBP
View
B+
Retailer 5
-
£1,003 GBP
View
B+
Retailer 6
-
£1,199 GBP
View
B+
Retailer 7
-
£1,260 GBP
View
B+
Retailer 8
-
£1,397 GBP
View
B+
Retailer 9
-
£1,431 GBP
View
B+
Retailer 10
-
£1,483 GBP
View
B+
Retailer 11
-
£1,517 GBP
View
B
Retailer 12
-
£1,711 GBP
View
B+
Retailer 13
-
£1,711 GBP
View
B
Retailer 14
-
£1,973 GBP
View
B
Retailer 15
-
£2,071 GBP
View
B
Retailer 16
-
£2,152 GBP
View
B
Retailer 17
-
£2,631 GBP
View
Most Expensive
B
Taylor and Hart
YEI5CDX · Nov 6
£2,773 GBP
$3,712 USD
View
17 more retailers have this diamond
Prices start from £687 GBPSave up to £2,087 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
1.27ct Cushion
£687 GBP