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Oval|Lab Grown|IGI

1.38ct F VVS1 Oval Lab Grown Diamond

ID • F/VVS1 • IGI LG786643404

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG786643404

Diamond specifications and retailer prices

From £183 GBP
$245 USD
As of November 1, 2026
Save £743 GBP (80%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £925 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.38ct lab-grown oval diamond

This 1.38ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG786643404 or 786643404. Listed at 22 retailers as of October 31, 2026, with prices from £183 to £925, a £743 spread on the same certified stone. Brilliant Earth lists it at £925. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.38
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786643404
Dimensions8.93 × 6.23 × 3.88 mm
L/W Ratio1.43
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
8.93 mm6.23 mm1.38 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786643404
Side View
Table 60.0%Crown 34.8°Girdle: Slightly ThickPavilion 39.8°Culet: NoneDepth 62.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: £925 GBP|Low: £177 GBP|High: £926 GBP|Avg: £505 GBP
Brilliant Earth
Retailer 2
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Retailer 21
November 1, 2026
Retailer 6£183 GBP
Retailer 19£212 GBP
Retailer 10£227 GBP
Retailer 14£228 GBP
Retailer 15£277 GBP
Retailer 4£306 GBP
Retailer 2£391 GBP
Retailer 3£409 GBP
Retailer 17£411 GBP
Retailer 16£430 GBP
Retailer 20£450 GBP
Retailer 5£544 GBP
Retailer 12£561 GBP
Retailer 21£572 GBP
Retailer 11£704 GBP
Retailer 18£728 GBP
Retailer 13£731 GBP
Retailer 9£733 GBP
Retailer 7£767 GBP
Retailer 8£913 GBP
Brilliant Earth£925 GBP

32 data points across 21 retailers

22 retailers£183 GBP to £925 GBP

A
Cheapest Retailer
-
£183 GBP
$245 USD
A
Retailer 2
-
£212 GBP
$284 USD
View
A
Retailer 3
-
£227 GBP
$304 USD
View
Retailer 4
-
£228 GBP
$306 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
£258 GBP
HK$2,700 HKD
View
A
Retailer 6
-
£277 GBP
View
B+
Retailer 7
-
£306 GBP
$410 USD
View
A
Retailer 8
-
£391 GBP
ZAR 8,466 ZAR
View
A
Retailer 9
-
£409 GBP
$548 USD
View
A
Retailer 10
-
£411 GBP
€524 EUR
View
A
Retailer 11
-
£430 GBP
View
A
Retailer 12
-
£450 GBP
A$928 AUD
View
B+
Retailer 13
-
£544 GBP
$729 USD
View
Retailer 14
-
£561 GBP
A$1,157 AUD
View
Price last confirmed 8 days ago
B+
Retailer 15
-
£572 GBP
$766 USD
View
B+
Retailer 16
-
£704 GBP
A$1,452 AUD
View
B+
Retailer 17
-
£728 GBP
$976 USD
View
B+
Retailer 18
-
£731 GBP
$980 USD
View
B+
Retailer 19
-
£733 GBP
SGD 1,328 SGD
View
B
Retailer 20
-
£767 GBP
$1,028 USD
View
B
Retailer 21
-
£913 GBP
View
Most Expensive
B
Brilliant Earth
19352115A · Oct 31
£925 GBP
$1,240 USD
View
21 more retailers have this diamond
Prices start from £183 GBPSave up to £743 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
1.38ct Oval
£183 GBP