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Cushion|Lab Grown|IGI

2.85ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG804666410

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG804666410

Diamond specifications and retailer prices

From $3,550 NZD
$2,001 USD
As of October 30, 2026
Save $9,792 NZD (73%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $13,343 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.85ct lab-grown cushion diamond

This 2.85ct 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 LG804666410 or 804666410. Listed at 12 retailers as of October 30, 2026, with prices from $3,550 to $13,343, a $9,792 spread on the same certified stone. Brilliant Earth lists it at $13,343. 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

2.85
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804666410
Dimensions9.51 × 7.42 × 5.01 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
9.51 mm7.42 mm2.85 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804666410
Side View
Table 57.0%Crown 36.7°Girdle: MED-STKPavilion 35°Culet: NoneDepth 67.5%

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: $13,343 NZD|Low: $3,550 NZD|High: $20,901 NZD|Avg: $9,339 NZD|-36.2%
Brilliant Earth
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 6$3,550 NZD
Retailer 9$3,906 NZD
Retailer 2$4,530 NZD
Retailer 4$5,083 NZD
Retailer 10$5,110 NZD
Retailer 5$5,933 NZD
Retailer 3$8,789 NZD
Retailer 11$9,676 NZD
Retailer 12$10,770 NZD
Retailer 8$11,240 NZD
Retailer 7$12,323 NZD
Brilliant Earth$13,343 NZD

42 data points across 12 retailers

12 retailers$3,550 NZD to $13,343 NZD

A
Cheapest Retailer
-
$3,550 NZD
$2,001 USD
A
Retailer 2
-
$3,906 NZD
HK$17,200 HKD
View
A
Retailer 3
-
$4,530 NZD
£2,010 GBP
View
A
Retailer 4
-
$5,083 NZD
$2,865 USD
View
A
Retailer 5
-
$5,110 NZD
€2,743 EUR
View
A
Retailer 6
-
$5,933 NZD
$3,344 USD
View
B+
Retailer 7
-
$8,789 NZD
$4,953 USD
View
B+
Retailer 8
-
$9,676 NZD
£4,294 GBP
View
Retailer 9
-
$10,770 NZD
$6,070 USD
View
Price last confirmed 10 days ago
B+
Retailer 10
-
$11,240 NZD
$6,335 USD
View
B
Retailer 11
-
$12,323 NZD
$6,945 USD
View
Most Expensive
B
Brilliant Earth
20502481A · Oct 30
$13,343 NZD
$7,520 USD
View
11 more retailers have this diamond
Prices start from $3,550 NZDSave up to $9,792 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
2.85ct Cushion
$3,550 NZD