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Oval|Lab Grown|IGI

0.55ct D SI1 Oval Lab Grown Diamond

EX • D/SI1 • IGI LG778617268

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG778617268

Diamond specifications and retailer prices

From $164 SGD
As of November 5, 2026
Save $887 SGD (84%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,974 SGD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 0.55ct lab-grown oval diamond

This 0.55ct lab-grown oval sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG778617268 or 778617268. Listed at 13 retailers as of November 4, 2026, with a 541% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.55
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778617268
Dimensions6.71 × 4.64 × 2.83 mm
L/W Ratio1.45
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
6.71 mm4.64 mm0.55 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778617268
Side View
Table 61.0%Crown 35.2°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: $1,974 SGD|Low: $161 SGD|High: $1,974 SGD|Avg: $641 SGD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 4, 2026
Retailer 7$164 SGD
Retailer 13$194 SGD
Retailer 3$208 SGD
Retailer 10$250 SGD
Retailer 5$302 SGD
Retailer 4$306 SGD
Retailer 9$384 SGD
Retailer 8$538 SGD
Retailer 11$595 SGD
Retailer 12$656 SGD
Retailer 14$737 SGD
Retailer 6$1,048 SGD
Retailer 2$1,051 SGD
Do Amore Diamonds$1,974 SGD

31 data points across 14 retailers

13 retailers$164 SGD to $1,051 SGD

A
Cheapest Retailer
-
$164 SGD
Retailer 2
-
$168 SGD
View
Price last confirmed 19 days ago
Retailer 3
-
$194 SGD
View
Price last confirmed 17 days ago
Retailer 4
-
$208 SGD
View
Price last confirmed 18 days ago
A
Retailer 5
-
$250 SGD
View
A
Retailer 6
-
$306 SGD
View
A
Retailer 7
-
$384 SGD
View
B+
Retailer 8
-
$538 SGD
View
B+
Retailer 9
-
$595 SGD
View
B
Retailer 10
-
$656 SGD
View
Retailer 11
-
$737 SGD
View
Price last confirmed 19 days ago
B
Retailer 12
-
$1,051 SGD
View
Most Expensive
Do Amore Diamonds
32-LG778617268 · Nov 6
$1,974 SGD
$1,540 USD
View
Price under review
12 more retailers have this diamond
Prices start from $164 SGDSave up to $887 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
0.55ct Oval
$164 SGD