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Marquise|Lab Grown|IGI

3.07ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG804659418

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG804659418

Diamond specifications and retailer prices

From £3,420 GBP
$4,583 USD
As of October 31, 2026
Save £11,467 GBP (77%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £14,888 GBP at With Clarity · As of October 31, 2026
View at With Clarity

About this 3.07ct lab-grown marquise diamond

This 3.07ct 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 LG804659418 or 804659418. Listed at 14 retailers as of October 31, 2026, with prices from £3,420 to £14,888, a £11,467 spread on the same certified stone. With Clarity lists it at £14,888. 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

3.07
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804659418
Dimensions15.18 × 7.56 × 4.76 mm
L/W Ratio2.01
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
15.18 mm7.56 mm3.07 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804659418
Side View
Table 58.0%Crown 35.8°Girdle: MediumPavilion 40.1°Culet: NoneDepth 63.0%

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: Oct 31
Current: £4,856 GBP|Low: £3,420 GBP|High: £17,508 GBP|Avg: £8,196 GBP|-14.9%
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
With Clarity
October 31, 2026
Retailer 13£3,420 GBP
Retailer 11£3,506 GBP
Retailer 3£4,700 GBP
Retailer 1£4,856 GBP
Retailer 10£5,721 GBP
Retailer 2£5,765 GBP
Retailer 8£6,149 GBP
Retailer 6£6,635 GBP
Retailer 4£7,006 GBP
Retailer 9£7,801 GBP
Retailer 7£8,701 GBP
Retailer 12£10,081 GBP
Retailer 5£13,356 GBP
With Clarity£14,888 GBP

38 data points across 14 retailers

14 retailers£3,420 GBP to £14,888 GBP

A
Cheapest Retailer
-
£3,420 GBP
$4,583 USD
A
Retailer 2
-
£3,506 GBP
$4,698 USD
View
B+
Retailer 3
-
£4,700 GBP
HK$49,200 HKD
View
B+
Retailer 4
-
£4,856 GBP
View
B+
Retailer 5
-
£5,721 GBP
$7,665 USD
View
B+
Retailer 6
-
£5,765 GBP
$7,725 USD
View
B+
Retailer 7
-
£6,149 GBP
€7,847 EUR
View
B+
Retailer 8
-
£6,635 GBP
$8,890 USD
View
B+
Retailer 9
-
£7,006 GBP
$9,387 USD
View
B+
Retailer 10
-
£7,801 GBP
View
B+
Retailer 11
-
£8,701 GBP
ZAR 188,334 ZAR
View
Retailer 12
-
£10,081 GBP
$13,508 USD
View
Price last confirmed 7 days ago
B
Retailer 13
-
£13,356 GBP
$17,896 USD
View
Most Expensive
B
With Clarity
804659418 · Oct 31
£14,888 GBP
$19,948 USD
View
13 more retailers have this diamond
Prices start from £3,420 GBPSave up to £11,467 GBP

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
3.07ct Marquise
£3,420 GBP