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Round|Lab Grown|IGI

1.46ct G VS1 Round Lab Grown Diamond

EX • G/VS1 • IGI LG485162151

Shape and cutting style on the report: Round brilliant

Certificate IGI LG485162151

Diamond specifications and retailer prices

From £940 GBP
As of November 3, 2026
Save £395 GBP (30%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £2,221 GBP at Cape Diamonds · As of November 3, 2026
View at Cape Diamonds

About this 1.46ct lab-grown round diamond

This 1.46ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG485162151 or 485162151. Listed at 15 retailers as of November 3, 2026, with a 42% 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

1.46
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG485162151
Dimensions7.23 × 7.18 × 4.56 mm
L/W Ratio1.01
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
7.23 mm7.18 mm1.46 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG485162151
Side View
Table 55.0%Crown 34.7°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 63.3%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: £2,221 GBP|Low: £940 GBP|High: £3,492 GBP|Avg: £1,802 GBP|+2.5%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 3, 2026
Retailer 5£940 GBP
Retailer 6£1,040 GBP
Retailer 9£1,165 GBP
Retailer 7£1,206 GBP
Retailer 10£1,335 GBP
Retailer 2£1,696 GBP
Retailer 8£1,905 GBP
Cape Diamonds£2,221 GBP
Retailer 4£3,144 GBP
Retailer 3£3,446 GBP

42 data points across 10 retailers

15 retailers£940 GBP to £1,335 GBP

B
Cheapest Retailer
-
£940 GBP
B
Retailer 2
-
£1,040 GBP
View
B
Retailer 3
-
£1,132 GBP
View
B
Retailer 4
-
£1,165 GBP
View
Final sale: no returns
Retailer 5
-
£1,206 GBP
View
Price last confirmed 23 days ago
B
Retailer 6
-
£1,206 GBP
View
B
Retailer 7
-
£1,335 GBP
View
Retailer 8
-
£1,696 GBP
View
Price under review
Retailer 9
-
£1,905 GBP
View
Price under review
Retailer 10
-
£2,190 GBP
View
Price under review
Most Expensive
Cape Diamonds
cert_485162151 · Nov 3
£2,221 GBP
ZAR 48,108 ZAR
View
Price under review
10 more retailers have this diamond
Prices start from £940 GBPSave up to £395 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.

B
1.46ct Round
£940 GBP