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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 $100 AUD
$70 USD
As of November 1, 2026
Save $454 AUD (82%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $554 AUD 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 13 retailers as of November 1, 2026, with prices from $100 to $554, a $454 spread on the same certified stone. B2C Jewels lists it at $554. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $554 AUD|Low: $97 AUD|High: $676 AUD|Avg: $332 AUD
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$100 AUD
Retailer 7$133 AUD
Retailer 8$133 AUD
Retailer 6$174 AUD
Retailer 4$250 AUD
Retailer 2$253 AUD
Retailer 9$300 AUD
Retailer 3$346 AUD
Retailer 10$366 AUD
Retailer 11$487 AUD
B2C Jewels$554 AUD
Retailer 12$676 AUD

14 data points across 12 retailers

13 retailers$100 AUD to $554 AUD

A
Cheapest Retailer
-
$100 AUD
$70 USD
B+
Retailer 2
-
$117 AUD
$82 USD
View
Retailer 3
-
$133 AUD
$93 USD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$133 AUD
$93 USD
View
B+
Retailer 5
-
$174 AUD
$122 USD
View
B+
Retailer 6
-
$193 AUD
$135 USD
View
B+
Retailer 7
-
$253 AUD
€169 EUR
View
B+
Retailer 8
-
$300 AUD
$210 USD
View
B+
Retailer 9
-
$346 AUD
£191 GBP
View
B+
Retailer 10
-
$366 AUD
SGD 347 SGD
View
B+
Retailer 11
-
$400 AUD
$280 USD
View
B+
Retailer 12
-
$487 AUD
$341 USD
View
Most Expensive
B+
B2C Jewels
31239415 · Nov 2
$554 AUD
$388 USD
View
12 more retailers have this diamond
Prices start from $100 AUDSave up to $454 AUD

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
$100 AUD