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Oval|Lab Grown|IGI

1.67ct E IF Oval Lab Grown Diamond

ID • E/IF • IGI LG793623485

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG793623485

Diamond specifications and retailer prices

From £364 GBP
$488 USD
As of October 30, 2026
Save £540 GBP (60%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £1,060 GBP at MOH London · As of October 21, 2026
View at MOH London

About this 1.67ct lab-grown oval diamond

This 1.67ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG793623485 or 793623485. Listed at 6 retailers as of October 30, 2026, with a 148% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.67
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG793623485
Dimensions9.47 × 6.60 × 4.22 mm
L/W Ratio1.43
Girdle conditionFaceted
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
9.47 mm6.60 mm1.67 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG793623485
Side View
Table 60.0%Crown 34.4°Girdle: STK-THKPavilion 41.2°Culet: NoneDepth 63.9%

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: Oct 30
Current: £1,060 GBP|Low: £364 GBP|High: £1,117 GBP|Avg: £699 GBP|-4.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 3£364 GBP
Retailer 2£461 GBP
Retailer 6£462 GBP
Retailer 5£883 GBP
Retailer 4£904 GBP
MOH London£1,060 GBP

40 data points across 6 retailers

6 retailers£364 GBP to £904 GBP

B+
Cheapest Retailer
-
£364 GBP
$488 USD
A
Retailer 2
-
£461 GBP
View
A
Retailer 3
-
£462 GBP
$619 USD
View
B+
Retailer 4
-
£883 GBP
$1,183 USD
View
B+
Retailer 5
-
£904 GBP
$1,211 USD
View
Most Expensive
MOH London
LG793623485 · Oct 21
£1,060 GBP
View
Price last confirmed 11 days ago
5 more retailers have this diamond
Prices start from £364 GBPSave up to £540 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
1.67ct Oval
£364 GBP