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Round|Lab Grown|IGI

1.43ct G VVS1 Round Lab Grown Diamond

ID • G/VVS1 • IGI LG687531265

Shape and cutting style on the report: Round brilliant

Certificate IGI LG687531265

Diamond specifications and retailer prices

From £739 GBP
$990 USD
As of October 31, 2026
2 retailers carry this diamond
Most expensive: £739 GBP at Brilliant Earth
View at Brilliant Earth

About this 1.43ct lab-grown round diamond

This 1.43ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG687531265 or 687531265. Listed at 2 retailers as of October 31, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.43
Carat
G
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687531265
Dimensions7.20 × 7.23 × 4.46 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
7.20 mm7.23 mm1.43 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687531265
Side View
Table 57.0%Crown 36°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: £739 GBP|Low: £128 GBP|High: £1,299 GBP|Avg: £518 GBP|-43.1%
Brilliant Earth
Retailer 2
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October 4, 2026
Retailer 3£220 GBP
Retailer 8£237 GBP
Retailer 9£241 GBP
Retailer 2£335 GBP
Retailer 11£338 GBP
Retailer 15£360 GBP
Retailer 14£443 GBP
Retailer 12£447 GBP
Retailer 10£499 GBP
Retailer 13£519 GBP
Retailer 6£624 GBP
Retailer 5£642 GBP
Retailer 7£655 GBP
Retailer 4£675 GBP
Brilliant Earth£739 GBP

56 data points across 15 retailers

2 retailers

Retailer 1
-
£624 GBP
$836 USD
Price last confirmed 84 days ago
Most Expensive
B
Brilliant Earth
20189150A · Oct 31
£739 GBP
$990 USD
View
1 more retailer has this diamond

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
1.43ct Round
£739 GBP