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Marquise|Lab Grown|IGI

3.07ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG784644333

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG784644333

Diamond specifications and retailer prices

From £2,615 GBP
$3,504 USD
As of October 30, 2026
Save £15,371 GBP (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £17,987 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 LG784644333 or 784644333. Listed at 15 retailers as of October 30, 2026, with prices from £2,615 to £17,987, a £15,371 spread on the same certified stone. Do Amore Diamonds lists it at £17,987. 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 angle36.3°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784644333
Dimensions14.77 × 7.65 × 4.82 mm
L/W Ratio1.93
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
14.77 mm7.65 mm3.07 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784644333
Side View
Table 58.0%Crown 36.3°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 63.0%

Caratlytics Score

How it works →
A+
Exceptional
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 30
Current: £17,987 GBP|Low: £2,615 GBP|High: £20,711 GBP|Avg: £6,134 GBP|-13.2%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 31, 2026
Retailer 10£2,615 GBP
Retailer 11£2,740 GBP
Retailer 8£2,861 GBP
Retailer 6£2,872 GBP
Retailer 13£3,150 GBP
Retailer 7£3,538 GBP
Retailer 2£4,102 GBP
Retailer 3£4,184 GBP
Retailer 5£4,748 GBP
Retailer 4£5,579 GBP
Retailer 12£5,732 GBP
Retailer 9£6,314 GBP
Retailer 14£7,209 GBP
Retailer 15£8,307 GBP
Do Amore Diamonds£17,987 GBP

34 data points across 15 retailers

15 retailers£2,615 GBP to £17,987 GBP

A+
Cheapest Retailer
-
£2,615 GBP
$3,504 USD
A
Retailer 2
-
£2,740 GBP
$3,671 USD
View
A
Retailer 3
-
£2,861 GBP
$3,833 USD
View
A
Retailer 4
-
£2,872 GBP
$3,848 USD
View
A
Retailer 5
-
£3,150 GBP
$4,220 USD
View
A
Retailer 6
-
£3,538 GBP
$4,740 USD
View
Final sale: no returns
A
Retailer 7
-
£4,102 GBP
$5,496 USD
View
A
Retailer 8
-
£4,184 GBP
$5,606 USD
View
B+
Retailer 9
-
£4,748 GBP
$6,362 USD
View
B+
Retailer 10
-
£5,579 GBP
$7,475 USD
View
B+
Retailer 11
-
£5,732 GBP
€7,314 EUR
View
B+
Retailer 12
-
£6,314 GBP
$8,460 USD
View
B+
Retailer 13
-
£7,209 GBP
View
B+
Retailer 14
-
£8,307 GBP
$11,131 USD
View
Most Expensive
B
Do Amore Diamonds
27-E3FAAD962 · Oct 31
£17,987 GBP
$24,100 USD
View
14 more retailers have this diamond
Prices start from £2,615 GBPSave up to £15,371 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
£2,615 GBP