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Cushion|Lab Grown|IGI

5.58ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG800677757

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG800677757

Diamond specifications and retailer prices

From $12,959 AUD
$9,103 USD
As of November 1, 2026
Save $16,165 AUD (56%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $29,124 AUD at Yorxs · As of October 31, 2026
View at Yorxs

About this 5.58ct lab-grown cushion diamond

This 5.58ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG800677757 or 800677757. Listed at 10 retailers as of October 31, 2026, with prices from $12,959 to $29,124, a $16,165 spread on the same certified stone. Yorxs lists it at $29,124. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800677757
Dimensions11.82 × 9.27 × 6.19 mm
L/W Ratio1.28
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
11.82 mm9.27 mm5.58 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800677757
Side View
Table 60.0%Crown 35.6°Girdle: Very ThickPavilion 34.3°Culet: NoneDepth 66.8%

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: $28,999 AUD|Low: $12,959 AUD|High: $84,790 AUD|Avg: $31,861 AUD|-35.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Yorxs
October 31, 2026
Retailer 6$12,959 AUD
Retailer 8$14,763 AUD
Retailer 10$16,847 AUD
Retailer 5$17,244 AUD
Retailer 11$19,578 AUD
Retailer 9$23,405 AUD
Retailer 4$26,581 AUD
Retailer 1$28,999 AUD
Yorxs$29,124 AUD
Retailer 2$42,559 AUD
Retailer 3$54,460 AUD
Retailer 7$80,206 AUD

25 data points across 12 retailers

10 retailers$12,959 AUD to $29,124 AUD

A
Cheapest Retailer
-
$12,959 AUD
$9,103 USD
A
Retailer 2
-
$14,763 AUD
$10,370 USD
View
A
Retailer 3
-
$16,847 AUD
$11,834 USD
View
Final sale: no returns
A
Retailer 4
-
$17,244 AUD
$12,113 USD
View
Retailer 5
-
$19,578 AUD
$13,752 USD
View
Price last confirmed 84 days ago
B+
Retailer 6
-
$23,405 AUD
$16,441 USD
View
B+
Retailer 7
-
$26,581 AUD
£14,702 GBP
View
B+
Retailer 8
-
$28,999 AUD
$20,370 USD
View
Most Expensive
B+
Yorxs
557461377 · Oct 31
$29,124 AUD
€19,484 EUR
View
8 more retailers have this diamond
Prices start from $12,959 AUDSave up to $16,165 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 Cushion
$12,959 AUD