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Round|Lab Grown|IGI

1.05ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG756529246

Shape and cutting style on the report: Round brilliant

Certificate IGI LG756529246

Diamond specifications and retailer prices

From £122 GBP
$164 USD
As of October 29, 2026
Save £366 GBP (75%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £489 GBP at NZ Jewellers · As of October 31, 2026
View at NZ Jewellers

About this 1.05ct lab-grown round diamond

This 1.05ct lab-grown round 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 LG756529246 or 756529246. Listed at 7 retailers as of October 29, 2026, with prices from £122 to £489, a £366 spread on the same certified stone. NZ Jewellers lists it at £489. 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
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG756529246
Dimensions6.54 × 6.56 × 4.01 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.54 mm6.56 mm1.05 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG756529246
Side View
Table 57.0%Crown 33.3°Girdle: MediumPavilion 41.1°Culet: NoneDepth 61.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £489 GBP|Low: £122 GBP|High: £521 GBP|Avg: £312 GBP|-0.5%
NZ Jewellers
Retailer 2
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Retailer 6
Retailer 7
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Retailer 15
October 30, 2026
Retailer 10£122 GBP
Retailer 2£143 GBP
Retailer 9£152 GBP
Retailer 11£153 GBP
Retailer 3£184 GBP
Retailer 12£229 GBP
Retailer 13£249 GBP
Retailer 6£262 GBP
Retailer 8£390 GBP
Retailer 15£390 GBP
Retailer 7£410 GBP
Retailer 14£422 GBP
Retailer 5£467 GBP
NZ Jewellers£489 GBP
Retailer 4£521 GBP

13 data points across 15 retailers

7 retailers£122 GBP to £489 GBP

A
Cheapest Retailer
-
£122 GBP
$164 USD
A
Retailer 2
-
£143 GBP
$191 USD
View
A
Retailer 3
-
£152 GBP
$204 USD
View
Retailer 4
-
£153 GBP
$205 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
£390 GBP
$522 USD
View
Retailer 6
-
£422 GBP
A$869 AUD
View
Price last confirmed 84 days ago
Most Expensive
B
NZ Jewellers
d0fec6fd-107a-4187-89c4-188de4660413 · Oct 31
£489 GBP
$655 USD
View
6 more retailers have this diamond
Prices start from £122 GBPSave up to £366 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
1.05ct Round
£122 GBP