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Marquise|Lab Grown|IGI

3.19ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG713528631

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG713528631

Diamond specifications and retailer prices

From £14,653 GBP
A$30,206 AUD
As of November 1, 2026
2 retailers carry this diamond
Most expensive: £14,653 GBP at Novita Diamonds
View at Novita Diamonds

About this 3.19ct lab-grown marquise diamond

This 3.19ct 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 LG713528631 or 713528631. Listed at 2 retailers as of November 1, 2026. 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

3.19
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG713528631
Dimensions14.25 × 7.51 × 4.97 mm
L/W Ratio1.90
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
14.25 mm7.51 mm3.19 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG713528631
Side View
Table 58.0%Crown 37.1°Girdle: MED-THKPavilion 40.6°Culet: NoneDepth 66.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 1
Current: £14,653 GBP|Low: £2,152 GBP|High: £19,510 GBP|Avg: £8,397 GBP|-3.3%
Novita Diamonds
Retailer 2
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November 1, 2026
Retailer 2£2,152 GBP
Retailer 14£2,729 GBP
Retailer 10£2,821 GBP
Retailer 12£3,235 GBP
Retailer 9£3,840 GBP
Retailer 13£4,214 GBP
Retailer 3£4,406 GBP
Retailer 16£5,347 GBP
Retailer 17£5,438 GBP
Retailer 7£7,468 GBP
Retailer 15£9,056 GBP
Retailer 4£9,456 GBP
Retailer 6£14,222 GBP
Novita Diamonds£14,653 GBP
Retailer 5£15,487 GBP
Retailer 11£18,509 GBP
Retailer 8£19,510 GBP

4 data points across 17 retailers

2 retailers

Retailer 1
-
£5,347 GBP
$7,164 USD
Price last confirmed 53 days ago
Most Expensive
B
Novita Diamonds
cert_713528631 · Nov 1
£14,653 GBP
A$30,206 AUD
View
1 more retailer has this diamond

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
3.19ct Marquise
£14,653 GBP