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Cushion|Lab Grown|IGI

2.80ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG800684628

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG800684628

Diamond specifications and retailer prices

From $2,807 NZD
$1,582 USD
As of October 30, 2026
Save $16,710 NZD (86%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $19,517 NZD at Do Amore Diamonds · As of October 31, 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 LG800684628 or 800684628. Listed at 11 retailers as of October 30, 2026, with prices from $2,807 to $19,517, a $16,710 spread on the same certified stone. Do Amore Diamonds lists it at $19,517. 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 angle35.8°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800684628
Dimensions8.20 × 8.02 × 5.52 mm
L/W Ratio1.02
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
8.20 mm8.02 mm2.80 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800684628
Side View
Table 59.0%Crown 35.8°Girdle: THK-VTKPavilion 39.3°Culet: NoneDepth 68.8%

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: Oct 30
Current: $19,517 NZD|Low: $2,807 NZD|High: $24,343 NZD|Avg: $10,053 NZD|-19.8%
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
October 31, 2026
Retailer 8$2,807 NZD
Retailer 10$2,812 NZD
Retailer 7$4,040 NZD
Retailer 12$4,244 NZD
Retailer 11$4,406 NZD
Retailer 2$4,749 NZD
Retailer 6$9,049 NZD
Retailer 9$10,575 NZD
Retailer 5$13,006 NZD
Retailer 4$14,712 NZD
Retailer 3$18,682 NZD
Do Amore Diamonds$19,517 NZD

28 data points across 12 retailers

11 retailers$2,807 NZD to $19,517 NZD

A
Cheapest Retailer
-
$2,807 NZD
$1,582 USD
A
Retailer 2
-
$2,812 NZD
$1,585 USD
View
A
Retailer 3
-
$4,040 NZD
$2,277 USD
View
A
Retailer 4
-
$4,244 NZD
$2,392 USD
View
Final sale: no returns
A
Retailer 5
-
$4,406 NZD
$2,483 USD
View
A
Retailer 6
-
$4,749 NZD
€2,549 EUR
View
B+
Retailer 7
-
$9,049 NZD
£4,016 GBP
View
Retailer 8
-
$10,575 NZD
$5,960 USD
View
Price last confirmed 10 days ago
B
Retailer 9
-
$13,006 NZD
$7,330 USD
View
B
Retailer 10
-
$18,682 NZD
$10,529 USD
View
Most Expensive
B
Do Amore Diamonds
27-87EF630BB · Oct 31
$19,517 NZD
$11,000 USD
View
10 more retailers have this diamond
Prices start from $2,807 NZDSave up to $16,710 NZD

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
$2,807 NZD