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Round|Lab Grown|IGI

1.27ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG692567463

Shape and cutting style on the report: Round brilliant

Certificate IGI LG692567463

Diamond specifications and retailer prices

From £140 GBP
As of November 3, 2026
Save £670 GBP (83%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £810 GBP at MOH London · As of November 5, 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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG692567463 or 692567463. Listed at 22 retailers as of November 3, 2026, with prices from £140 to £810, a £670 spread on the same certified stone. MOH London lists it at £810. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG692567463
Dimensions6.98 × 7.01 × 4.22 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.98 mm7.01 mm1.27 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG692567463
Side View
Table 58.0%Crown 33.3°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.4%

Caratlytics Score

How it works →
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: Nov 3
Current: £810 GBP|Low: £135 GBP|High: £847 GBP|Avg: £385 GBP|-4.2%
MOH London
Retailer 2
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November 5, 2026
Retailer 19£140 GBP
Retailer 20£157 GBP
Retailer 11£162 GBP
Retailer 5£173 GBP
Retailer 6£173 GBP
Retailer 8£236 GBP
Retailer 17£299 GBP
Retailer 2£311 GBP
Retailer 3£317 GBP
Retailer 15£320 GBP
Retailer 7£358 GBP
Retailer 13£359 GBP
Retailer 16£424 GBP
Retailer 9£559 GBP
Retailer 14£560 GBP
Retailer 12£568 GBP
Retailer 10£583 GBP
Retailer 4£598 GBP
Retailer 18£630 GBP
MOH London£810 GBP

40 data points across 20 retailers

22 retailers£140 GBP to £810 GBP

A
Cheapest Retailer
-
£140 GBP
A
Retailer 2
-
£157 GBP
View
Final sale: no returns
A
Retailer 3
-
£162 GBP
View
A
Retailer 4
-
£173 GBP
View
Retailer 5
-
£173 GBP
View
Price last confirmed 11 days ago
A
Retailer 6
-
£199 GBP
View
B+
Retailer 7
-
£236 GBP
View
A
Retailer 8
-
£299 GBP
View
A
Retailer 9
-
£311 GBP
View
A
Retailer 10
-
£317 GBP
View
A
Retailer 11
-
£320 GBP
View
B+
Retailer 12
-
£358 GBP
View
B+
Retailer 13
-
£359 GBP
View
B+
Retailer 14
-
£424 GBP
View
B
Retailer 15
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£446 GBP
View
B
Retailer 16
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£559 GBP
View
B
Retailer 17
-
£560 GBP
View
B
Retailer 18
-
£568 GBP
View
B
Retailer 19
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£583 GBP
View
B
Retailer 20
-
£598 GBP
View
B
Retailer 21
-
£630 GBP
View
Most Expensive
B
MOH London
LG692567463 · Nov 5
£810 GBP
View
21 more retailers have this diamond
Prices start from £140 GBPSave up to £670 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
£140 GBP