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Marquise|Lab Grown|IGI

3.06ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG768631458

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG768631458

Diamond specifications and retailer prices

From $5,820 NZD
$3,280 USD
As of October 30, 2026
Save $34,226 NZD (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $40,046 NZD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.06ct lab-grown marquise diamond

This 3.06ct lab-grown marquise 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 LG768631458 or 768631458. Listed at 17 retailers as of October 30, 2026, with prices from $5,820 to $40,046, a $34,226 spread on the same certified stone. Do Amore Diamonds lists it at $40,046. 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

3.06
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768631458
Dimensions14.38 × 7.52 × 4.77 mm
L/W Ratio1.91
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
14.38 mm7.52 mm3.06 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768631458
Side View
Table 60.0%Crown 36.7°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 63.4%

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: Oct 30
Current: $40,046 NZD|Low: $5,820 NZD|High: $42,299 NZD|Avg: $13,595 NZD|-5.3%
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
November 1, 2026
Retailer 15$5,820 NZD
Retailer 16$6,002 NZD
Retailer 2$6,331 NZD
Retailer 14$6,395 NZD
Retailer 9$6,888 NZD
Retailer 3$7,026 NZD
Retailer 5$9,312 NZD
Retailer 13$9,312 NZD
Retailer 6$10,309 NZD
Retailer 11$10,479 NZD
Retailer 17$12,313 NZD
Retailer 8$13,591 NZD
Retailer 10$15,961 NZD
Retailer 12$16,997 NZD
Retailer 4$18,479 NZD
Retailer 7$28,925 NZD
Do Amore Diamonds$40,046 NZD

36 data points across 17 retailers

17 retailers$5,820 NZD to $40,046 NZD

A
Cheapest Retailer
-
$5,820 NZD
$3,280 USD
A
Retailer 2
-
$6,002 NZD
$3,383 USD
View
A
Retailer 3
-
$6,331 NZD
$3,568 USD
View
A
Retailer 4
-
$6,395 NZD
$3,604 USD
View
A
Retailer 5
-
$6,888 NZD
$3,882 USD
View
Final sale: no returns
A
Retailer 6
-
$7,026 NZD
$3,960 USD
View
A
Retailer 7
-
$9,312 NZD
$5,248 USD
View
A
Retailer 8
-
$9,312 NZD
$5,248 USD
View
A
Retailer 9
-
$10,309 NZD
$5,810 USD
View
B+
Retailer 10
-
$10,479 NZD
$5,906 USD
View
B+
Retailer 11
-
$12,313 NZD
€6,609 EUR
View
B+
Retailer 12
-
$13,591 NZD
$7,660 USD
View
B+
Retailer 13
-
$15,961 NZD
£7,083 GBP
View
B+
Retailer 14
-
$16,997 NZD
A$14,738 AUD
View
B+
Retailer 15
-
$18,479 NZD
$10,415 USD
View
Retailer 16
-
$28,925 NZD
A$25,080 AUD
View
Price last confirmed 24 days ago
Most Expensive
B
Do Amore Diamonds
27-A5CC13FFB · Oct 31
$40,046 NZD
$22,570 USD
View
16 more retailers have this diamond
Prices start from $5,820 NZDSave up to $34,226 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
3.06ct Marquise
$5,820 NZD