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Cushion|Lab Grown|GIA

1.73ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • GIA 1508531078

Certificate GIA 1508531078

Diamond specifications and retailer prices

From £415 GBP
$553 USD
As of October 28, 2026
Save £2,055 GBP (83%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £2,471 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.73ct lab-grown cushion diamond

This 1.73ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1508531078. Listed at 6 retailers as of October 28, 2026, with prices from £415 to £2,471, a £2,055 spread on the same certified stone. Brilliant Earth lists it at £2,471. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.73
Carat
E
Colour
VVS1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 1508531078
Dimensions6.93 × 6.80 × 4.47 mm
L/W Ratio1.02
Girdle conditionFaceted
Cert comments
This is a man-made diamond.
Key to symbols
Growth Remnant
Top View
6.93 mm6.80 mm1.73 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1508531078
Side View
Table 60.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 65.7%

Caratlytics Score

How it works →
A+
Exceptional
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 28
Current: £2,471 GBP|Low: £415 GBP|High: £2,546 GBP|Avg: £1,481 GBP|-2.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 28, 2026
Retailer 5£415 GBP
Retailer 2£874 GBP
Retailer 4£1,407 GBP
Retailer 6£1,476 GBP
Retailer 3£2,126 GBP
Brilliant Earth£2,471 GBP

11 data points across 6 retailers

6 retailers£415 GBP to £2,471 GBP

A+
Cheapest Retailer
-
£415 GBP
$553 USD
Final sale: no returns
B+
Retailer 2
-
£874 GBP
ZAR 18,801 ZAR
View
B+
Retailer 3
-
£1,407 GBP
$1,874 USD
View
B
Retailer 4
-
£1,476 GBP
View
B
Retailer 5
-
£2,126 GBP
View
Most Expensive
B
Brilliant Earth
11893270Y · Oct 29
£2,471 GBP
$3,290 USD
View
5 more retailers have this diamond
Prices start from £415 GBPSave up to £2,055 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+
1.73ct Cushion
£415 GBP