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Marquise|Lab Grown|IGI

3.05ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG755512184

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG755512184

Diamond specifications and retailer prices

From $15,454 NZD
$8,710 USD
As of October 31, 2026
1 retailer carries this diamond
Only listing: $15,454 NZD at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 3.05ct lab-grown marquise diamond

This 3.05ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG755512184 or 755512184. Listed at a single retailer as of October 31, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG755512184
Dimensions15.22 × 7.44 × 4.75 mm
L/W Ratio2.05
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.22 mm7.44 mm3.05 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG755512184
Side View
Table 59.0%Crown 34.4°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 63.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: $15,454 NZD|Low: $3,618 NZD|High: $19,375 NZD|Avg: $10,535 NZD|+0.9%
Brilliant Earth
Retailer 2
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Retailer 15
June 13, 2026
Retailer 2$3,618 NZD
Retailer 10$3,877 NZD
Retailer 11$5,745 NZD
Retailer 8$6,266 NZD
Retailer 6$6,472 NZD
Retailer 3$7,117 NZD
Retailer 4$7,566 NZD
Retailer 5$7,732 NZD
Retailer 7$9,331 NZD
Retailer 12$10,985 NZD
Retailer 9$12,945 NZD
Retailer 15$14,436 NZD
Retailer 13$15,203 NZD
Brilliant Earth$15,454 NZD
Retailer 14$16,670 NZD

54 data points across 15 retailers

1 retailer

B
Brilliant Earth
17323219A · Oct 31
$15,454 NZD
$8,710 USD
View

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.

B
3.05ct Marquise
$15,454 NZD