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Marquise|Lab Grown|IGI

3.09ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG839608344

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG839608344

Diamond specifications and retailer prices

From $5,883 NZD
$3,310 USD
As of November 2, 2026
Save $34,586 NZD (85%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $40,469 NZD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 3.09ct lab-grown marquise diamond

This 3.09ct 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 LG839608344 or 839608344. Listed at 19 retailers as of November 2, 2026, with prices from $5,883 to $40,469, a $34,586 spread on the same certified stone. Do Amore Diamonds lists it at $40,469. 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

3.09
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839608344
Dimensions14.67 × 7.52 × 4.73 mm
L/W Ratio1.95
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
14.67 mm7.52 mm3.09 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839608344
Side View
Table 58.0%Crown 36.9°Girdle: STK-THKPavilion 39.6°Culet: NoneDepth 62.9%

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: Nov 2
Current: $40,469 NZD|Low: $5,883 NZD|High: $76,852 NZD|Avg: $14,798 NZD|-2.5%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
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Retailer 7
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Retailer 11
Retailer 12
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Retailer 15
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Retailer 17
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Retailer 20
November 2, 2026
Retailer 3$5,883 NZD
Retailer 4$6,071 NZD
Retailer 13$6,400 NZD
Retailer 20$6,462 NZD
Retailer 5$7,100 NZD
Retailer 2$8,962 NZD
Retailer 18$9,413 NZD
Retailer 19$9,413 NZD
Retailer 10$10,424 NZD
Retailer 15$10,591 NZD
Retailer 8$12,481 NZD
Retailer 9$13,756 NZD
Retailer 12$15,416 NZD
Retailer 6$16,061 NZD
Retailer 14$16,134 NZD
Retailer 16$17,191 NZD
Retailer 7$18,686 NZD
Retailer 17$28,770 NZD
Retailer 11$32,118 NZD
Do Amore Diamonds$40,469 NZD

31 data points across 20 retailers

19 retailers$5,883 NZD to $40,469 NZD

A
Cheapest Retailer
-
$5,883 NZD
$3,310 USD
A
Retailer 2
-
$6,071 NZD
$3,416 USD
View
A
Retailer 3
-
$6,400 NZD
$3,601 USD
View
A
Retailer 4
-
$6,462 NZD
$3,636 USD
View
A
Retailer 5
-
$7,100 NZD
$3,995 USD
View
A
Retailer 6
-
$8,962 NZD
£3,971 GBP
View
A
Retailer 7
-
$9,413 NZD
$5,296 USD
View
A
Retailer 8
-
$9,413 NZD
$5,296 USD
View
A
Retailer 9
-
$10,424 NZD
$5,865 USD
View
A
Retailer 10
-
$10,591 NZD
$5,959 USD
View
B+
Retailer 11
-
$12,481 NZD
€6,688 EUR
View
B+
Retailer 12
-
$13,756 NZD
$7,740 USD
View
Retailer 13
-
$15,416 NZD
$8,674 USD
View
Price last confirmed 17 days ago
B+
Retailer 14
-
$16,061 NZD
$9,037 USD
View
B+
Retailer 15
-
$16,134 NZD
£7,148 GBP
View
B+
Retailer 16
-
$17,191 NZD
A$14,881 AUD
View
B+
Retailer 17
-
$18,686 NZD
$10,514 USD
View
B
Retailer 18
-
$28,770 NZD
A$24,904 AUD
View
Most Expensive
B
Do Amore Diamonds
27-8D06CDB17 · Nov 2
$40,469 NZD
$22,770 USD
View
18 more retailers have this diamond
Prices start from $5,883 NZDSave up to $34,586 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
3.09ct Marquise
$5,883 NZD