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Cushion|Lab Grown|IGI

3.05ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG668432322

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

Certificate IGI LG668432322

Diamond specifications and retailer prices

From $2,502 NZD
$1,410 USD
As of October 31, 2026
Save $14,798 NZD (86%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $18,382 NZD at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

About this 3.05ct lab-grown cushion diamond

This 3.05ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG668432322 or 668432322. Listed at 20 retailers as of October 31, 2026, with a 591% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.05
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.8°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG668432322
Dimensions8.44 × 8.39 × 5.55 mm
L/W Ratio1.01
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
8.44 mm8.39 mm3.05 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG668432322
Side View
Table 60.0%Crown 38.8°Girdle: MED-STKPavilion 38.2°Culet: NoneDepth 66.2%

Caratlytics Score

How it works →
A+
Exceptional
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 31
Current: $18,382 NZD|Low: $2,502 NZD|High: $18,420 NZD|Avg: $7,703 NZD|-0.2%
Novita 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
Retailer 20
November 1, 2026
Retailer 8$2,502 NZD
Retailer 16$2,716 NZD
Retailer 15$2,812 NZD
Retailer 7$3,180 NZD
Retailer 14$3,592 NZD
Retailer 9$3,770 NZD
Retailer 20$4,003 NZD
Retailer 13$4,009 NZD
Retailer 2$5,635 NZD
Retailer 3$5,795 NZD
Retailer 4$6,030 NZD
Retailer 10$6,667 NZD
Retailer 18$7,132 NZD
Retailer 5$8,060 NZD
Retailer 19$8,860 NZD
Retailer 6$9,184 NZD
Retailer 11$9,803 NZD
Retailer 12$13,130 NZD
Retailer 17$17,299 NZD
Novita Diamonds$18,382 NZD

30 data points across 20 retailers

20 retailers$2,502 NZD to $17,299 NZD

A+
Cheapest Retailer
-
$2,502 NZD
$1,410 USD
Final sale: no returns
A
Retailer 2
-
$2,716 NZD
$1,531 USD
View
A
Retailer 3
-
$2,812 NZD
$1,585 USD
View
A
Retailer 4
-
$3,180 NZD
HK$14,000 HKD
View
A
Retailer 5
-
$3,592 NZD
£1,594 GBP
View
A
Retailer 6
-
$3,770 NZD
$2,125 USD
View
A
Retailer 7
-
$4,003 NZD
$2,256 USD
View
A
Retailer 8
-
$4,009 NZD
€2,152 EUR
View
A
Retailer 9
-
$5,635 NZD
A$4,886 AUD
View
A
Retailer 10
-
$5,795 NZD
ZAR 52,761 ZAR
View
A
Retailer 11
-
$6,030 NZD
£2,676 GBP
View
A
Retailer 12
-
$6,667 NZD
$3,758 USD
View
A
Retailer 13
-
$7,132 NZD
$4,020 USD
View
A
Retailer 14
-
$8,060 NZD
£3,577 GBP
View
B+
Retailer 15
-
$8,860 NZD
$4,994 USD
View
B+
Retailer 16
-
$9,184 NZD
SGD 6,995 SGD
View
Retailer 17
-
$9,803 NZD
$5,525 USD
View
Price last confirmed 13 days ago
B
Retailer 18
-
$13,130 NZD
$7,400 USD
View
B
Retailer 19
-
$17,299 NZD
$9,750 USD
View
Most Expensive
Novita Diamonds
cert_668432322 · Oct 8
$18,382 NZD
A$15,939 AUD
View
Price last confirmed 24 days ago
19 more retailers have this diamond
Prices start from $2,502 NZDSave up to $14,798 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+
3.05ct Cushion
$2,502 NZD