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Oval|Lab Grown|IGI

1.51ct G VS1 Oval Lab Grown Diamond

VG • G/VS1 • IGI LG839698518

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG839698518

Diamond specifications and retailer prices

From £233 GBP
As of November 3, 2026
Save £927 GBP (80%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,160 GBP at MOH London · As of November 3, 2026
View at MOH London

About this 1.51ct lab-grown oval diamond

This 1.51ct lab-grown oval sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG839698518 or 839698518. Listed at 21 retailers as of November 3, 2026, with prices from £233 to £1,160, a £927 spread on the same certified stone. MOH London lists it at £1,160. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.51
Carat
G
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839698518
Dimensions8.56 × 6.49 × 4.18 mm
L/W Ratio1.32
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.56 mm6.49 mm1.51 ctG / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839698518
Side View
Table 62.0%Crown 36.8°Girdle: STK-THKPavilion 41°Culet: NoneDepth 64.4%

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: £1,160 GBP|Low: £224 GBP|High: £1,171 GBP|Avg: £591 GBP|-1.0%
MOH London
Retailer 2
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Retailer 11
Retailer 12
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Retailer 17
November 5, 2026
Retailer 4£233 GBP
Retailer 5£271 GBP
Retailer 6£290 GBP
Retailer 8£290 GBP
Retailer 10£337 GBP
Retailer 12£404 GBP
Retailer 17£463 GBP
Retailer 16£499 GBP
Retailer 2£510 GBP
Retailer 11£680 GBP
Retailer 3£696 GBP
Retailer 15£719 GBP
Retailer 9£925 GBP
Retailer 7£930 GBP
Retailer 14£1,059 GBP
Retailer 13£1,113 GBP
MOH London£1,160 GBP

34 data points across 17 retailers

21 retailers£233 GBP to £1,160 GBP

A
Cheapest Retailer
-
£233 GBP
A
Retailer 2
-
£271 GBP
View
Retailer 3
-
£290 GBP
View
Price last confirmed 11 days ago
A
Retailer 4
-
£290 GBP
View
A
Retailer 5
-
£337 GBP
View
A
Retailer 6
-
£381 GBP
View
A
Retailer 7
-
£404 GBP
View
B+
Retailer 8
-
£463 GBP
View
B+
Retailer 9
-
£470 GBP
View
B+
Retailer 10
-
£499 GBP
View
B+
Retailer 11
-
£510 GBP
View
B+
Retailer 12
-
£536 GBP
View
B+
Retailer 13
-
£680 GBP
View
Retailer 14
-
£696 GBP
View
Price last confirmed 15 days ago
B
Retailer 15
-
£719 GBP
View
B
Retailer 16
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£925 GBP
View
B
Retailer 17
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£930 GBP
View
B
Retailer 18
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£964 GBP
View
B
Retailer 19
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£1,059 GBP
View
B
Retailer 20
-
£1,113 GBP
View
Most Expensive
B
MOH London
LG839698518 · Nov 3
£1,160 GBP
View
20 more retailers have this diamond
Prices start from £233 GBPSave up to £927 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
1.51ct Oval
£233 GBP