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Cushion|Lab Grown|IGI

3.10ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG754594698

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG754594698

Diamond specifications and retailer prices

From $4,167 NZD
As of November 4, 2026
Save $12,508 NZD (75%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $16,676 NZD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 3.1ct lab-grown cushion diamond

This 3.1ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754594698 or 754594698. Listed at 15 retailers as of November 4, 2026, with prices from $4,167 to $16,676, a $12,508 spread on the same certified stone. Brilliant Earth lists it at $16,676. 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

3.10
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754594698
Dimensions9.63 × 7.98 × 5.25 mm
L/W Ratio1.21
Girdle conditionFaceted
Culet sizePointed
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
9.63 mm7.98 mm3.10 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754594698
Side View
Table 60.0%Crown 34.3°Girdle: MED-STKPavilion 37.3°Culet: NoneDepth 65.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $16,676 NZD|Low: $4,167 NZD|High: $23,523 NZD|Avg: $10,721 NZD|-28.4%
Brilliant Earth
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 5, 2026
Retailer 6$4,167 NZD
Retailer 9$4,336 NZD
Retailer 8$5,019 NZD
Retailer 12$5,384 NZD
Retailer 15$5,666 NZD
Retailer 5$5,778 NZD
Retailer 4$9,108 NZD
Retailer 3$9,315 NZD
Retailer 10$9,636 NZD
Retailer 2$10,185 NZD
Retailer 7$11,593 NZD
Retailer 11$12,540 NZD
Retailer 14$12,576 NZD
Retailer 13$13,757 NZD
Brilliant Earth$16,676 NZD

32 data points across 15 retailers

15 retailers$4,167 NZD to $16,676 NZD

A
Cheapest Retailer
-
$4,167 NZD
A
Retailer 2
-
$4,336 NZD
View
A
Retailer 3
-
$5,019 NZD
View
A
Retailer 4
-
$5,384 NZD
View
A
Retailer 5
-
$5,666 NZD
View
A
Retailer 6
-
$5,778 NZD
View
B+
Retailer 7
-
$9,108 NZD
View
B+
Retailer 8
-
$9,315 NZD
View
B+
Retailer 9
-
$9,636 NZD
View
B+
Retailer 10
-
$10,185 NZD
View
Retailer 11
-
$11,593 NZD
View
Price last confirmed 15 days ago
B+
Retailer 12
-
$12,540 NZD
View
B+
Retailer 13
-
$12,576 NZD
View
B+
Retailer 14
-
$13,757 NZD
View
Most Expensive
B
Brilliant Earth
17981668A · Nov 4
$16,676 NZD
$9,400 USD
View
14 more retailers have this diamond
Prices start from $4,167 NZDSave up to $12,508 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
3.10ct Cushion
$4,167 NZD