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Oval|Lab Grown|IGI

5.58ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG825687988

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG825687988

Diamond specifications and retailer prices

From $15,287 AUD
As of November 3, 2026
Save $41,054 AUD (73%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $56,341 AUD at Michael Trio · As of November 2, 2026
View at Michael Trio

About this 5.58ct lab-grown oval diamond

This 5.58ct lab-grown oval sits in the over five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825687988 or 825687988. Listed at 15 retailers as of November 2, 2026, with prices from $15,287 to $56,341, a $41,054 spread on the same certified stone. Michael Trio lists it at $56,341. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.58
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825687988
Dimensions14.27 × 10.08 × 6.26 mm
L/W Ratio1.42
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
14.27 mm10.08 mm5.58 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825687988
Side View
Table 60.0%Crown 35.7°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.1%

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 3
Current: $56,341 AUD|Low: $15,287 AUD|High: $56,742 AUD|Avg: $28,909 AUD|-0.7%
Michael Trio
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
Retailer 15
November 3, 2026
Retailer 5$15,287 AUD
Retailer 14$15,336 AUD
Retailer 2$16,271 AUD
Retailer 9$16,906 AUD
Retailer 15$17,419 AUD
Retailer 10$18,974 AUD
Retailer 6$22,803 AUD
Retailer 12$28,263 AUD
Retailer 8$29,245 AUD
Retailer 3$30,259 AUD
Retailer 11$32,793 AUD
Retailer 4$41,834 AUD
Retailer 13$45,549 AUD
Retailer 7$49,883 AUD
Michael Trio$56,341 AUD

25 data points across 15 retailers

15 retailers$15,287 AUD to $56,341 AUD

A
Cheapest Retailer
-
$15,287 AUD
Final sale: no returns
A
Retailer 2
-
$15,336 AUD
View
A
Retailer 3
-
$16,271 AUD
View
A
Retailer 4
-
$16,906 AUD
View
A
Retailer 5
-
$17,419 AUD
View
A
Retailer 6
-
$18,974 AUD
View
B+
Retailer 7
-
$22,803 AUD
View
B+
Retailer 8
-
$28,263 AUD
View
B+
Retailer 9
-
$29,245 AUD
View
B+
Retailer 10
-
$30,259 AUD
View
B+
Retailer 11
-
$32,793 AUD
View
B
Retailer 12
-
$41,834 AUD
View
B
Retailer 13
-
$45,549 AUD
View
B
Retailer 14
-
$49,883 AUD
View
Most Expensive
B
Michael Trio
1962583300 · Nov 2
$56,341 AUD
SGD 53,172 SGD
View
14 more retailers have this diamond
Prices start from $15,287 AUDSave up to $41,054 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
5.58ct Oval
$15,287 AUD