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Marquise|Lab Grown|IGI

3.03ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG780662880

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG780662880

Diamond specifications and retailer prices

From $6,267 NZD
As of November 5, 2026
Save $25,152 NZD (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $31,419 NZD at Taylor and Hart · As of November 4, 2026
View at Taylor and Hart

About this 3.03ct lab-grown marquise diamond

This 3.03ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780662880 or 780662880. Listed at 14 retailers as of November 4, 2026, with prices from $6,267 to $31,419, a $25,152 spread on the same certified stone. Taylor and Hart lists it at $31,419. 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

3.03
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780662880
Dimensions15.22 × 7.41 × 4.69 mm
L/W Ratio2.05
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
15.22 mm7.41 mm3.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780662880
Side View
Table 57.0%Crown 35.7°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 63.3%

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 5
Current: $18,216 NZD|Low: $6,267 NZD|High: $31,419 NZD|Avg: $17,373 NZD|-14.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Taylor and Hart
November 5, 2026
Retailer 10$6,267 NZD
Retailer 12$7,541 NZD
Retailer 4$11,179 NZD
Retailer 6$11,317 NZD
Retailer 11$13,226 NZD
Retailer 3$13,564 NZD
Retailer 9$14,466 NZD
Retailer 8$14,978 NZD
Retailer 1$18,216 NZD
Retailer 13$19,949 NZD
Retailer 5$20,258 NZD
Retailer 7$20,543 NZD
Retailer 2$23,716 NZD
Taylor and Hart$31,419 NZD

42 data points across 14 retailers

14 retailers$6,267 NZD to $31,419 NZD

A
Cheapest Retailer
-
$6,267 NZD
A
Retailer 2
-
$7,541 NZD
View
B+
Retailer 3
-
$11,179 NZD
View
B+
Retailer 4
-
$11,317 NZD
View
Retailer 5
-
$13,226 NZD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$13,564 NZD
View
Retailer 7
-
$14,466 NZD
View
Price last confirmed 7 days ago
B+
Retailer 8
-
$14,978 NZD
View
B+
Retailer 9
-
$18,216 NZD
View
B+
Retailer 10
-
$19,949 NZD
View
B
Retailer 11
-
$20,258 NZD
View
B+
Retailer 12
-
$20,543 NZD
View
B
Retailer 13
-
$23,716 NZD
View
Most Expensive
B
Taylor and Hart
DYL4N00 · Nov 4
$31,419 NZD
$17,662 USD
View
13 more retailers have this diamond
Prices start from $6,267 NZDSave up to $25,152 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
3.03ct Marquise
$6,267 NZD