Oval|Lab Grown|IGI

1.27ct F VS1 Oval Lab Grown Diamond

EX • F/VS1 • IGI LG846635476

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG846635476

Diamond specifications and retailer prices

From £151 GBP
As of November 3, 2026
Save £725 GBP (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £876 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 1.27ct lab-grown oval diamond

This 1.27ct lab-grown oval 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 LG846635476 or 846635476. Listed at 15 retailers as of November 3, 2026, with prices from £151 to £876, a £725 spread on the same certified stone. MOH London lists it at £876. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846635476
Dimensions8.96 × 6.15 × 3.75 mm
L/W Ratio1.46
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.96 mm6.15 mm1.27 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846635476
Side View
Table 57.0%Crown 35.2°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 61.0%

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: Nov 3
Current: £876 GBP|Low: £151 GBP|High: £882 GBP|Avg: £447 GBP|-0.7%
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
Retailer 15
November 5, 2026
Retailer 8£151 GBP
Retailer 10£176 GBP
Retailer 12£208 GBP
Retailer 2£224 GBP
Retailer 4£325 GBP
Retailer 3£364 GBP
Retailer 7£370 GBP
Retailer 11£459 GBP
Retailer 15£467 GBP
Retailer 6£563 GBP
Retailer 9£604 GBP
Retailer 13£606 GBP
Retailer 14£611 GBP
Retailer 5£639 GBP
MOH London£876 GBP

14 data points across 15 retailers

15 retailers£151 GBP to £876 GBP

A
Cheapest Retailer
-
£151 GBP
A
Retailer 2
-
£176 GBP
View
A
Retailer 3
-
£208 GBP
View
A
Retailer 4
-
£224 GBP
View
A
Retailer 5
-
£325 GBP
View
Retailer 6
-
£364 GBP
View
Price last confirmed 9 days ago
A
Retailer 7
-
£370 GBP
View
Retailer 8
-
£459 GBP
View
Price last confirmed 9 days ago
Retailer 9
-
£467 GBP
View
Price last confirmed 18 days ago
Retailer 10
-
£563 GBP
View
Price last confirmed 8 days ago
B+
Retailer 11
-
£604 GBP
View
B
Retailer 12
-
£606 GBP
View
B
Retailer 13
-
£611 GBP
View
Retailer 14
-
£639 GBP
View
Price last confirmed 7 days ago
Most Expensive
B
MOH London
LG846635476 · Nov 5
£876 GBP
View
14 more retailers have this diamond
Prices start from £151 GBPSave up to £725 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 Oval
£151 GBP