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Round|Lab Grown|IGI

1.40ct G VS2 Round Lab Grown Diamond

EX • G/VS2 • IGI LG508137778

Shape and cutting style on the report: Round brilliant

Certificate IGI LG508137778

Diamond specifications and retailer prices

From £879 GBP
$1,170 USD
As of October 29, 2026
Save £594 GBP (40%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £2,009 GBP at Friendly Diamonds · As of October 26, 2026
View at Friendly Diamonds

About this 1.4ct lab-grown round diamond

This 1.4ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG508137778 or 508137778. Listed at 14 retailers as of October 29, 2026, with a 68% 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

1.40
Carat
G
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG508137778
Dimensions7.21 × 7.18 × 4.37 mm
L/W Ratio1.00
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
7.21 mm7.18 mm1.40 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG508137778
Side View
Table 62.0%Crown 35°Girdle: MED-STKPavilion 41°Culet: NoneDepth 60.7%

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: Oct 29
Current: £1,473 GBP|Low: £702 GBP|High: £3,319 GBP|Avg: £1,703 GBP|+1.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 5£879 GBP
Retailer 4£924 GBP
Retailer 8£984 GBP
Retailer 6£1,019 GBP
Retailer 10£1,149 GBP
Retailer 1£1,473 GBP
Retailer 7£1,618 GBP
Retailer 9£2,815 GBP
Retailer 2£2,928 GBP
Retailer 3£3,279 GBP

40 data points across 10 retailers

14 retailers£879 GBP to £1,473 GBP

B
Cheapest Retailer
-
£879 GBP
$1,170 USD
B
Retailer 2
-
£924 GBP
$1,230 USD
View
B
Retailer 3
-
£956 GBP
$1,273 USD
View
B
Retailer 4
-
£984 GBP
$1,310 USD
View
Final sale: no returns
Retailer 5
-
£1,019 GBP
$1,357 USD
View
Price last confirmed 13 days ago
B
Retailer 6
-
£1,019 GBP
$1,357 USD
View
B
Retailer 7
-
£1,149 GBP
$1,530 USD
View
B
Retailer 8
-
£1,473 GBP
View
Retailer 9
-
£1,618 GBP
$2,155 USD
View
Price under review
Retailer 10
-
£1,910 GBP
$2,544 USD
View
Price under review
Most Expensive
Friendly Diamonds
2231308 · Oct 26
£2,009 GBP
$2,675 USD
View
Price under review
10 more retailers have this diamond
Prices start from £879 GBPSave up to £594 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
1.40ct Round
£879 GBP