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Marquise|Lab Grown|IGI

3.06ct F SI1 Marquise Lab Grown Diamond

EX • F/SI1 • IGI LG825690982

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG825690982

Diamond specifications and retailer prices

From $750 NZD
As of November 6, 2026
Save $4,174 NZD (85%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,925 NZD at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 3.06ct lab-grown marquise diamond

This 3.06ct lab-grown marquise sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG825690982 or 825690982. Listed at 10 retailers as of November 6, 2026, with prices from $750 to $4,925, a $4,174 spread on the same certified stone. Brilliant Earth lists it at $4,925. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.06
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825690982
Dimensions14.46 × 7.60 × 4.86 mm
L/W Ratio1.90
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.46 mm7.60 mm3.06 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825690982
Side View
Table 59.0%Crown 37.8°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 63.9%

Caratlytics Score

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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: Nov 6
Current: $4,925 NZD|Low: $720 NZD|High: $4,925 NZD|Avg: $2,398 NZD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 5$750 NZD
Retailer 8$841 NZD
Retailer 2$1,133 NZD
Retailer 9$1,467 NZD
Retailer 11$1,604 NZD
Retailer 10$2,589 NZD
Retailer 7$2,610 NZD
Retailer 6$2,991 NZD
Retailer 4$3,408 NZD
Retailer 3$3,723 NZD
Brilliant Earth$4,925 NZD

30 data points across 11 retailers

10 retailers$750 NZD to $4,925 NZD

A
Cheapest Retailer
-
$750 NZD
A
Retailer 2
-
$841 NZD
View
A
Retailer 3
-
$1,133 NZD
View
A
Retailer 4
-
$1,604 NZD
View
B+
Retailer 5
-
$2,589 NZD
View
B+
Retailer 6
-
$2,610 NZD
View
B
Retailer 7
-
$2,991 NZD
View
B+
Retailer 8
-
$3,408 NZD
View
Retailer 9
-
$3,723 NZD
View
Price last confirmed 25 days ago
Most Expensive
B
Brilliant Earth
21703209A · Nov 6
$4,925 NZD
$2,730 USD
View
9 more retailers have this diamond
Prices start from $750 NZDSave up to $4,174 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
$750 NZD