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Oval|Lab Grown|IGI

1.68ct E IF Oval Lab Grown Diamond

ID • E/IF • IGI LG791632160

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG791632160

Diamond specifications and retailer prices

From £366 GBP
$490 USD
As of November 1, 2026
Save £694 GBP (65%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £1,060 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.68ct lab-grown oval diamond

This 1.68ct 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 LG791632160 or 791632160. Listed at 6 retailers as of November 1, 2026, with prices from £366 to £1,060, a £694 spread on the same certified stone. MOH London lists it at £1,060. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.68
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791632160
Dimensions9.67 × 6.51 × 4.10 mm
L/W Ratio1.49
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
9.67 mm6.51 mm1.68 ctE / IF
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG791632160
Side View
Table 59.0%Crown 33.8°Girdle: STK-THKPavilion 40.3°Culet: NoneDepth 63.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £1,060 GBP|Low: £366 GBP|High: £1,123 GBP|Avg: £703 GBP|-4.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 3£366 GBP
Retailer 6£464 GBP
Retailer 2£467 GBP
Retailer 5£887 GBP
Retailer 4£914 GBP
MOH London£1,060 GBP

40 data points across 6 retailers

6 retailers£366 GBP to £1,060 GBP

B+
Cheapest Retailer
-
£366 GBP
$490 USD
A
Retailer 2
-
£464 GBP
$622 USD
View
A
Retailer 3
-
£467 GBP
View
B+
Retailer 4
-
£887 GBP
$1,188 USD
View
B+
Retailer 5
-
£914 GBP
$1,225 USD
View
Most Expensive
B+
MOH London
LG791632160 · Nov 1
£1,060 GBP
View
5 more retailers have this diamond
Prices start from £366 GBPSave up to £694 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
1.68ct Oval
£366 GBP