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Cushion|Lab Grown|IGI

2.80ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG834614530

Shape and cutting style on the report: Square cushion antique cut

Certificate IGI LG834614530

Diamond specifications and retailer prices

From $3,633 AUD
$2,552 USD
As of October 29, 2026
Save $18,988 AUD (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $22,621 AUD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 2.8ct lab-grown cushion diamond

This 2.8ct lab-grown cushion sits in the two to three carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG834614530 or 834614530. Listed at 17 retailers as of October 29, 2026, with prices from $3,633 to $22,621, a $18,988 spread on the same certified stone. Do Amore Diamonds lists it at $22,621. 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

2.80
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG834614530
Dimensions8.69 × 8.45 × 5.24 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizeLarge
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
8.69 mm8.45 mm2.80 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG834614530
Side View
Table 57.0%Crown 36.1°Girdle: MED-STKPavilion 41.6°Culet: LargeDepth 62.0%

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: Oct 29
Current: $22,621 AUD|Low: $3,214 AUD|High: $22,621 AUD|Avg: $7,179 AUD
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 30, 2026
Retailer 8$3,633 AUD
Retailer 19$3,844 AUD
Retailer 11$3,885 AUD
Retailer 5$3,953 AUD
Retailer 15$4,215 AUD
Retailer 6$4,249 AUD
Retailer 3$4,449 AUD
Retailer 14$4,768 AUD
Retailer 10$6,089 AUD
Retailer 12$6,285 AUD
Retailer 16$6,395 AUD
Retailer 9$6,648 AUD
Retailer 18$8,027 AUD
Retailer 4$10,863 AUD
Retailer 7$11,498 AUD
Retailer 13$11,855 AUD
Retailer 17$12,232 AUD
Retailer 2$16,211 AUD
Do Amore Diamonds$22,621 AUD

12 data points across 19 retailers

17 retailers$3,633 AUD to $22,621 AUD

A
Cheapest Retailer
-
$3,633 AUD
$2,552 USD
A
Retailer 2
-
$3,844 AUD
$2,700 USD
View
A
Retailer 3
-
$3,953 AUD
$2,777 USD
View
A
Retailer 4
-
$4,215 AUD
$2,961 USD
View
A
Retailer 5
-
$4,249 AUD
$2,985 USD
View
Final sale: no returns
A
Retailer 6
-
$4,291 AUD
$3,014 USD
View
A
Retailer 7
-
$4,449 AUD
$3,125 USD
View
Retailer 8
-
$6,089 AUD
$4,277 USD
View
Price last confirmed 27 days ago
B+
Retailer 9
-
$6,285 AUD
£3,477 GBP
View
B+
Retailer 10
-
$6,395 AUD
$4,492 USD
View
B+
Retailer 11
-
$8,027 AUD
£4,440 GBP
View
B
Retailer 12
-
$10,863 AUD
$7,631 USD
View
B
Retailer 13
-
$11,498 AUD
$8,077 USD
View
B
Retailer 14
-
$11,855 AUD
£6,557 GBP
View
B
Retailer 15
-
$12,232 AUD
$8,592 USD
View
B
Retailer 16
-
$16,211 AUD
$11,388 USD
View
Most Expensive
B
Do Amore Diamonds
20-E100982 · Oct 29
$22,621 AUD
$15,890 USD
View
16 more retailers have this diamond
Prices start from $3,633 AUDSave up to $18,988 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
2.80ct Cushion
$3,633 AUD