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Oval|Lab Grown|IGI

1.68ct E IF Oval Lab Grown Diamond

ID • E/IF • IGI LG729573310

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG729573310

Diamond specifications and retailer prices

From $438 SGD
$343 USD
As of November 1, 2026
Save $3,998 SGD (90%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,436 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

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 LG729573310 or 729573310. Listed at 10 retailers as of October 31, 2026, with prices from $438 to $4,436, a $3,998 spread on the same certified stone. Brilliant Earth lists it at $4,436. 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
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729573310
Dimensions9.56 × 6.81 × 4.20 mm
L/W Ratio1.40
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
9.56 mm6.81 mm1.68 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729573310
Side View
Table 58.0%Crown 34.3°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.7%

Caratlytics Score

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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 1
Current: $4,436 SGD|Low: $438 SGD|High: $4,602 SGD|Avg: $2,005 SGD|-3.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 7$438 SGD
Retailer 5$735 SGD
Retailer 4$780 SGD
Retailer 3$865 SGD
Retailer 8$1,561 SGD
Retailer 9$1,671 SGD
Retailer 2$1,950 SGD
Retailer 6$3,305 SGD
Brilliant Earth$4,436 SGD

43 data points across 9 retailers

10 retailers$438 SGD to $4,436 SGD

A
Cheapest Retailer
-
$438 SGD
$343 USD
Final sale: no returns
A
Retailer 2
-
$735 SGD
$575 USD
View
A
Retailer 3
-
$780 SGD
€581 EUR
View
A
Retailer 4
-
$865 SGD
£533 GBP
View
B+
Retailer 5
-
$1,561 SGD
View
B+
Retailer 6
-
$1,638 SGD
$1,281 USD
View
B+
Retailer 7
-
$1,671 SGD
$1,307 USD
View
B+
Retailer 8
-
$1,950 SGD
£1,201 GBP
View
B
Retailer 9
-
$3,305 SGD
$2,585 USD
View
Most Expensive
B
Brilliant Earth
15925909A · Oct 31
$4,436 SGD
$3,470 USD
View
9 more retailers have this diamond
Prices start from $438 SGDSave up to $3,998 SGD

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
$438 SGD