CaratHunter
Plans
Marquise|Lab Grown|IGI

3.08ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG784642616

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG784642616

Diamond specifications and retailer prices

From £2,623 GBP
$3,514 USD
As of October 30, 2026
Save £15,424 GBP (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £18,046 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.08ct lab-grown marquise diamond

This 3.08ct 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 LG784642616 or 784642616. Listed at 14 retailers as of October 30, 2026, with prices from £2,623 to £18,046, a £15,424 spread on the same certified stone. Do Amore Diamonds lists it at £18,046. 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

3.08
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784642616
Dimensions14.37 × 7.49 × 4.81 mm
L/W Ratio1.92
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.37 mm7.49 mm3.08 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784642616
Side View
Table 59.0%Crown 36.4°Girdle: STK-VTKPavilion 40.3°Culet: NoneDepth 64.2%

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 30
Current: £18,046 GBP|Low: £2,623 GBP|High: £20,778 GBP|Avg: £5,971 GBP|-13.1%
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
October 31, 2026
Retailer 9£2,623 GBP
Retailer 10£2,749 GBP
Retailer 7£2,869 GBP
Retailer 5£2,881 GBP
Retailer 12£3,157 GBP
Retailer 6£3,548 GBP
Retailer 2£4,115 GBP
Retailer 14£4,197 GBP
Retailer 4£4,763 GBP
Retailer 3£5,586 GBP
Retailer 11£5,749 GBP
Retailer 8£6,329 GBP
Retailer 13£7,232 GBP
Do Amore Diamonds£18,046 GBP

33 data points across 14 retailers

14 retailers£2,623 GBP to £18,046 GBP

A
Cheapest Retailer
-
£2,623 GBP
$3,514 USD
A
Retailer 2
-
£2,749 GBP
$3,683 USD
View
A
Retailer 3
-
£2,869 GBP
$3,844 USD
View
A
Retailer 4
-
£2,881 GBP
$3,860 USD
View
A
Retailer 5
-
£3,157 GBP
$4,230 USD
View
A
Retailer 6
-
£3,548 GBP
$4,754 USD
View
Final sale: no returns
A
Retailer 7
-
£4,115 GBP
$5,513 USD
View
A
Retailer 8
-
£4,197 GBP
$5,623 USD
View
B+
Retailer 9
-
£4,763 GBP
$6,382 USD
View
B+
Retailer 10
-
£5,586 GBP
$7,485 USD
View
B+
Retailer 11
-
£5,749 GBP
€7,336 EUR
View
B+
Retailer 12
-
£6,329 GBP
$8,480 USD
View
B+
Retailer 13
-
£7,232 GBP
View
Most Expensive
B
Do Amore Diamonds
27-234840AAE · Oct 31
£18,046 GBP
$24,180 USD
View
13 more retailers have this diamond
Prices start from £2,623 GBPSave up to £15,424 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
3.08ct Marquise
£2,623 GBP