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Round|Lab Grown|IGI

1.27ct G VS2 Round Lab Grown Diamond

ID • G/VS2 • IGI LG776643897

Shape and cutting style on the report: Round brilliant

Certificate IGI LG776643897

Diamond specifications and retailer prices

From £128 GBP
$172 USD
As of October 29, 2026
Save £619 GBP (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £748 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.27ct lab-grown round diamond

This 1.27ct 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 LG776643897 or 776643897. Listed at 14 retailers as of October 29, 2026, with prices from £128 to £748, a £619 spread on the same certified stone. MOH London lists it at £748. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776643897
Dimensions6.92 × 6.89 × 4.31 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
6.92 mm6.89 mm1.27 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776643897
Side View
Table 57.0%Crown 34.2°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.4%

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: £748 GBP|Low: £127 GBP|High: £777 GBP|Avg: £340 GBP|-2.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 31, 2026
Retailer 13£128 GBP
Retailer 6£147 GBP
Retailer 11£149 GBP
Retailer 10£159 GBP
Retailer 5£164 GBP
Retailer 4£283 GBP
Retailer 2£283 GBP
Retailer 3£322 GBP
Retailer 8£328 GBP
Retailer 12£402 GBP
Retailer 9£511 GBP
Retailer 7£540 GBP
Retailer 14£552 GBP
MOH London£748 GBP

38 data points across 14 retailers

14 retailers£128 GBP to £748 GBP

A
Cheapest Retailer
-
£128 GBP
$172 USD
A
Retailer 2
-
£147 GBP
$197 USD
View
Final sale: no returns
A
Retailer 3
-
£149 GBP
$199 USD
View
A
Retailer 4
-
£159 GBP
$213 USD
View
A
Retailer 5
-
£164 GBP
$220 USD
View
B+
Retailer 6
-
£283 GBP
$379 USD
View
A
Retailer 7
-
£283 GBP
View
A
Retailer 8
-
£322 GBP
$431 USD
View
A
Retailer 9
-
£328 GBP
View
B+
Retailer 10
-
£402 GBP
$539 USD
View
B+
Retailer 11
-
£511 GBP
$685 USD
View
B
Retailer 12
-
£540 GBP
$723 USD
View
B
Retailer 13
-
£552 GBP
$739 USD
View
Most Expensive
B
MOH London
LG776643897 · Oct 29
£748 GBP
View
13 more retailers have this diamond
Prices start from £128 GBPSave up to £619 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
1.27ct Round
£128 GBP