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Oval|Lab Grown|IGI

1.28ct E IF Oval Lab Grown Diamond

EX • E/IF • IGI LG698575480

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG698575480

Diamond specifications and retailer prices

From $397 SGD
$310 USD
As of October 27, 2026
1 retailer carries this diamond
Only listing: $397 SGD at William & Sons Jewelers
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at William & Sons Jewelers

About this 1.28ct lab-grown oval diamond

This 1.28ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG698575480 or 698575480. Listed at a single retailer as of October 27, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG698575480
Dimensions8.84 × 6.06 × 3.77 mm
L/W Ratio1.46
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
8.84 mm6.06 mm1.28 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG698575480
Side View
Table 59.0%Crown 35.2°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 27
Current: $596 SGD|Low: $232 SGD|High: $4,281 SGD|Avg: $1,433 SGD|-0.4%
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William & Sons Jewelers
September 27, 2026
William & Sons Jewelers$397 SGD
Retailer 10$531 SGD
Retailer 1$596 SGD
Retailer 6$608 SGD
Retailer 13$699 SGD
Retailer 5$827 SGD
Retailer 8$874 SGD
Retailer 7$1,061 SGD
Retailer 11$1,230 SGD
Retailer 9$1,406 SGD
Retailer 12$1,719 SGD
Retailer 3$1,786 SGD
Retailer 4$2,298 SGD
Retailer 2$3,973 SGD

63 data points across 14 retailers

1 retailer

A
William & Sons Jewelers
cert_LG698575480 · Oct 27
$397 SGD
$310 USD
View
Final sale: no returns

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
1.28ct Oval
$397 SGD