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Oval|Lab Grown|IGI

0.28ct F SI1 Oval Lab Grown Diamond

ID • F/SI1 • IGI LG637471182

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG637471182

Diamond specifications and retailer prices

From $90 SGD
$70 USD
As of November 1, 2026
Save $407 SGD (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $496 SGD at B2C Jewels · As of November 2, 2026
View at B2C Jewels

About this 0.28ct lab-grown oval diamond

This 0.28ct lab-grown oval sits in the sub-half-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG637471182 or 637471182. Listed at 12 retailers as of November 1, 2026, with prices from $90 to $496, a $407 spread on the same certified stone. B2C Jewels lists it at $496. 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

0.28
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG637471182
Dimensions5.37 × 3.68 × 2.26 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
5.37 mm3.68 mm0.28 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG637471182
Side View
Table 61.0%Crown 33°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 61.4%

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: Nov 1
Current: $496 SGD|Low: $87 SGD|High: $606 SGD|Avg: $297 SGD
B2C Jewels
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 5$90 SGD
Retailer 7$119 SGD
Retailer 8$119 SGD
Retailer 6$156 SGD
Retailer 4$224 SGD
Retailer 2$227 SGD
Retailer 9$269 SGD
Retailer 3$310 SGD
Retailer 10$328 SGD
Retailer 11$436 SGD
B2C Jewels$496 SGD
Retailer 12$606 SGD

14 data points across 12 retailers

12 retailers$90 SGD to $496 SGD

A
Cheapest Retailer
-
$90 SGD
$70 USD
B+
Retailer 2
-
$105 SGD
$82 USD
View
Retailer 3
-
$119 SGD
$93 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$119 SGD
$93 USD
View
B+
Retailer 5
-
$156 SGD
$122 USD
View
B+
Retailer 6
-
$227 SGD
€169 EUR
View
B+
Retailer 7
-
$269 SGD
$210 USD
View
B+
Retailer 8
-
$310 SGD
£191 GBP
View
B+
Retailer 9
-
$328 SGD
View
B+
Retailer 10
-
$358 SGD
$280 USD
View
B+
Retailer 11
-
$436 SGD
$341 USD
View
Most Expensive
B+
B2C Jewels
31239415 · Nov 2
$496 SGD
$388 USD
View
11 more retailers have this diamond
Prices start from $90 SGDSave up to $407 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
0.28ct Oval
$90 SGD