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Cushion|Lab Grown|IGI

1.05ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG811671099

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG811671099

Diamond specifications and retailer prices

From €210 EUR
£185 GBP
As of November 2, 2026
Save €682 EUR (76%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €947 EUR at Reve Diamonds · As of October 11, 2026
View at Reve Diamonds

About this 1.05ct lab-grown cushion diamond

This 1.05ct 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 LG811671099 or 811671099. Listed at 13 retailers as of October 27, 2026, with a 325% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28.4°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811671099
Dimensions7.15 × 5.55 × 3.61 mm
L/W Ratio1.29
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.15 mm5.55 mm1.05 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811671099
Side View
Table 63.0%Crown 28.4°Girdle: MED-STKPavilion 38.5°Culet: NoneDepth 65.0%

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: Nov 2
Current: €210 EUR|Low: €153 EUR|High: €947 EUR|Avg: €445 EUR|+1.7%
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
Reve Diamonds
November 2, 2026
Retailer 4€157 EUR
Retailer 1€210 EUR
Retailer 2€301 EUR
Retailer 8€303 EUR
Retailer 6€309 EUR
Retailer 5€318 EUR
Retailer 9€320 EUR
Retailer 11€333 EUR
Retailer 7€428 EUR
Retailer 13€460 EUR
Retailer 3€613 EUR
Retailer 10€825 EUR
Retailer 12€892 EUR
Reve Diamonds€947 EUR

37 data points across 14 retailers

13 retailers€210 EUR to €892 EUR

A
Cheapest Retailer
-
€210 EUR
£185 GBP
A
Retailer 2
-
€301 EUR
$338 USD
View
A
Retailer 3
-
€303 EUR
ZAR 5,488 ZAR
View
A
Retailer 4
-
€309 EUR
£273 GBP
View
A
Retailer 5
-
€318 EUR
$357 USD
View
A
Retailer 6
-
€320 EUR
View
A
Retailer 7
-
€333 EUR
£294 GBP
View
B+
Retailer 8
-
€428 EUR
A$739 AUD
View
B+
Retailer 9
-
€460 EUR
$516 USD
View
B+
Retailer 10
-
€613 EUR
$688 USD
View
B
Retailer 11
-
€825 EUR
£729 GBP
View
B
Retailer 12
-
€892 EUR
$1,000 USD
View
Most Expensive
Reve Diamonds
CC358D5EC · Oct 11
€947 EUR
$1,062 USD
View
Price last confirmed 22 days ago
12 more retailers have this diamond
Prices start from €210 EURSave up to €682 EUR

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
1.05ct Cushion
€210 EUR