CaratHunter
Plans
Cushion|Lab Grown|IGI

1.03ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG574336906

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG574336906

Diamond specifications and retailer prices

From £186 GBP
$249 USD
As of November 1, 2026
Save £758 GBP (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £944 GBP at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.03ct lab-grown cushion diamond

This 1.03ct lab-grown cushion sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG574336906 or 574336906. Listed at 13 retailers as of November 1, 2026, with prices from £186 to £944, a £758 spread on the same certified stone. Reve Diamonds lists it at £944. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG574336906
Dimensions7.03 × 5.20 × 3.44 mm
L/W Ratio1.35
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.03 mm5.20 mm1.03 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG574336906
Side View
Table 60.5%Crown 32.6°Girdle: MED-STKPavilion 35.4°Culet: NoneDepth 66.2%

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 1
Current: £383 GBP|Low: £166 GBP|High: £944 GBP|Avg: £487 GBP|+18.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Reve Diamonds
November 2, 2026
Retailer 3£186 GBP
Retailer 8£206 GBP
Retailer 10£262 GBP
Retailer 9£351 GBP
Retailer 4£356 GBP
Retailer 11£380 GBP
Retailer 1£383 GBP
Retailer 7£502 GBP
Retailer 6£633 GBP
Retailer 2£701 GBP
Retailer 5£825 GBP
Reve Diamonds£944 GBP

42 data points across 12 retailers

13 retailers£186 GBP to £944 GBP

A
Cheapest Retailer
-
£186 GBP
$249 USD
Final sale: no returns
Retailer 2
-
£206 GBP
$276 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
£262 GBP
$351 USD
View
B+
Retailer 4
-
£351 GBP
$471 USD
View
B+
Retailer 5
-
£356 GBP
ZAR 7,707 ZAR
View
B+
Retailer 6
-
£380 GBP
$510 USD
View
B+
Retailer 7
-
£383 GBP
View
B+
Retailer 8
-
£391 GBP
HK$4,100 HKD
View
B+
Retailer 9
-
£502 GBP
A$1,037 AUD
View
B
Retailer 10
-
£633 GBP
$850 USD
View
B
Retailer 11
-
£701 GBP
$941 USD
View
B
Retailer 12
-
£825 GBP
View
Most Expensive
B
Reve Diamonds
FDB21BA45 · Nov 1
£944 GBP
$1,266 USD
View
12 more retailers have this diamond
Prices start from £186 GBPSave up to £758 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
1.03ct Cushion
£186 GBP