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Marquise|Lab Grown|IGI

3.06ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG768629004

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG768629004

Diamond specifications and retailer prices

From $6,311 NZD
$3,557 USD
As of October 31, 2026
Save $25,338 NZD (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $31,649 NZD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

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 LG768629004 or 768629004. Listed at 12 retailers as of October 31, 2026, with prices from $6,311 to $31,649, a $25,338 spread on the same certified stone. Taylor and Hart lists it at $31,649. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768629004
Dimensions14.99 × 7.68 × 4.77 mm
L/W Ratio1.95
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
14.99 mm7.68 mm3.06 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768629004
Side View
Table 59.0%Crown 32.8°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.1%

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 31
Current: $18,390 NZD|Low: $6,311 NZD|High: $32,756 NZD|Avg: $16,453 NZD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Taylor and Hart
November 1, 2026
Retailer 8$6,311 NZD
Retailer 11$7,587 NZD
Retailer 9$10,309 NZD
Retailer 3$11,242 NZD
Retailer 5$11,506 NZD
Retailer 7$13,591 NZD
Retailer 10$13,662 NZD
Retailer 6$14,573 NZD
Retailer 1$18,390 NZD
Retailer 2$23,889 NZD
Retailer 4$29,419 NZD
Taylor and Hart$31,649 NZD

37 data points across 12 retailers

12 retailers$6,311 NZD to $31,649 NZD

A
Cheapest Retailer
-
$6,311 NZD
$3,557 USD
A
Retailer 2
-
$7,587 NZD
$4,276 USD
View
A
Retailer 3
-
$10,309 NZD
$5,810 USD
View
B+
Retailer 4
-
$11,242 NZD
HK$49,500 HKD
View
B+
Retailer 5
-
$11,506 NZD
£5,106 GBP
View
B+
Retailer 6
-
$13,591 NZD
$7,660 USD
View
B+
Retailer 7
-
$13,662 NZD
$7,700 USD
View
B+
Retailer 8
-
$14,573 NZD
€7,822 EUR
View
B+
Retailer 9
-
$18,390 NZD
£8,161 GBP
View
Retailer 10
-
$23,889 NZD
$13,464 USD
View
Price last confirmed 8 days ago
B
Retailer 11
-
$29,419 NZD
A$25,509 AUD
View
Most Expensive
B
Taylor and Hart
CKLW9TS · Oct 31
$31,649 NZD
$17,837 USD
View
11 more retailers have this diamond
Prices start from $6,311 NZDSave up to $25,338 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
$6,311 NZD