CaratHunter
Plans
Round|Lab Grown|IGI

1.05ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG754585842

Shape and cutting style on the report: Round brilliant

Certificate IGI LG754585842

Diamond specifications and retailer prices

From £110 GBP
$147 USD
As of November 1, 2026
Save £373 GBP (77%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £483 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 LG754585842 or 754585842. Listed at 6 retailers as of October 31, 2026, with prices from £110 to £483, a £373 spread on the same certified stone. NZ Jewellers lists it at £483. 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 angle33.8°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754585842
Dimensions6.51 × 6.54 × 4.02 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.51 mm6.54 mm1.05 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754585842
Side View
Table 59.0%Crown 33.8°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.6%

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: £483 GBP|Low: £110 GBP|High: £508 GBP|Avg: £252 GBP|-4.9%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 2£110 GBP
Retailer 5£128 GBP
Retailer 4£136 GBP
Retailer 6£158 GBP
Retailer 7£311 GBP
Retailer 3£375 GBP
NZ Jewellers£483 GBP

7 data points across 7 retailers

6 retailers£110 GBP to £483 GBP

A
Cheapest Retailer
-
£110 GBP
$147 USD
A
Retailer 2
-
£128 GBP
$171 USD
View
A
Retailer 3
-
£136 GBP
$182 USD
View
Retailer 4
-
£158 GBP
$212 USD
View
Price last confirmed 16 days ago
B+
Retailer 5
-
£375 GBP
$503 USD
View
Most Expensive
B
NZ Jewellers
9f37df6b-eff3-40a9-861a-cdd86a1b0b14 · Oct 31
£483 GBP
$647 USD
View
5 more retailers have this diamond
Prices start from £110 GBPSave up to £373 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
£110 GBP