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 $490 USD
As of October 30, 2026
Save $932 USD (66%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,422 USD at MOH London · As of October 26, 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 October 26, 2026, with prices from $490 to $1,422, a $932 spread on the same certified stone. MOH London lists it at $1,422. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,422 USD|Low: $490 USD|High: $1,505 USD|Avg: $940 USD|-4.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 3$490 USD
Retailer 6$622 USD
Retailer 2$626 USD
Retailer 5$1,188 USD
Retailer 4$1,225 USD
MOH London$1,422 USD

39 data points across 6 retailers

6 retailers$490 USD to $1,422 USD

B+
Cheapest Retailer
-
$490 USD
A
Retailer 2
-
$622 USD
View
A
Retailer 3
-
$626 USD
£493 GBP
View
B+
Retailer 4
-
$1,188 USD
View
B+
Retailer 5
-
$1,225 USD
View
Most Expensive
B+
MOH London
LG791632160 · Oct 26
$1,422 USD
£1,120 GBP
View
5 more retailers have this diamond
Prices start from $490 USDSave up to $932 USD

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
$490 USD