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Marquise|Lab Grown|IGI

3.08ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG799676666

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG799676666

Diamond specifications and retailer prices

From £2,854 GBP
$3,824 USD
As of October 30, 2026
Save £8,861 GBP (76%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £11,715 GBP at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

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 LG799676666 or 799676666. Listed at 24 retailers as of October 30, 2026, with prices from £2,854 to £11,715, a £8,861 spread on the same certified stone. Taylor and Hart lists it at £11,715. 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 angle32.4°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799676666
Dimensions14.84 × 7.76 × 4.74 mm
L/W Ratio1.91
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
14.84 mm7.76 mm3.08 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799676666
Side View
Table 57.0%Crown 32.4°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 61.1%

Caratlytics Score

How it works →
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: Oct 30
Current: £4,391 GBP|Low: £2,854 GBP|High: £12,888 GBP|Avg: £5,864 GBP|-10.1%
Retailer 1
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Retailer 22
Taylor and Hart
October 31, 2026
Retailer 9£2,854 GBP
Retailer 2£2,991 GBP
Retailer 5£3,003 GBP
Retailer 21£3,129 GBP
Retailer 10£3,197 GBP
Retailer 7£3,303 GBP
Retailer 18£3,311 GBP
Retailer 15£3,756 GBP
Retailer 11£3,898 GBP
Retailer 22£4,137 GBP
Retailer 16£4,337 GBP
Retailer 1£4,391 GBP
Retailer 6£5,096 GBP
Retailer 19£5,353 GBP
Retailer 3£5,694 GBP
Retailer 14£5,811 GBP
Retailer 12£7,030 GBP
Retailer 20£7,130 GBP
Retailer 17£7,686 GBP
Retailer 8£8,348 GBP
Retailer 4£9,641 GBP
Retailer 13£11,282 GBP
Taylor and Hart£11,715 GBP

41 data points across 23 retailers

24 retailers£2,854 GBP to £11,715 GBP

A
Cheapest Retailer
-
£2,854 GBP
$3,824 USD
A
Retailer 2
-
£2,991 GBP
$4,008 USD
View
A
Retailer 3
-
£3,003 GBP
$4,024 USD
View
A
Retailer 4
-
£3,129 GBP
$4,192 USD
View
A
Retailer 5
-
£3,197 GBP
$4,283 USD
View
Final sale: no returns
A
Retailer 6
-
£3,303 GBP
$4,425 USD
View
A
Retailer 7
-
£3,311 GBP
$4,436 USD
View
Retailer 8
-
£3,756 GBP
$5,032 USD
View
Price last confirmed 15 days ago
A
Retailer 9
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£3,898 GBP
HK$40,800 HKD
View
A
Retailer 10
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£4,137 GBP
$5,543 USD
View
A
Retailer 11
-
£4,337 GBP
View
A
Retailer 12
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£4,391 GBP
$5,883 USD
View
B+
Retailer 13
-
£5,096 GBP
View
B+
Retailer 14
-
£5,353 GBP
€6,831 EUR
View
B+
Retailer 15
-
£5,694 GBP
$7,630 USD
View
B+
Retailer 16
-
£5,811 GBP
$7,786 USD
View
B+
Retailer 17
-
£7,030 GBP
$9,420 USD
View
B+
Retailer 18
-
£7,130 GBP
View
B+
Retailer 19
-
£7,686 GBP
ZAR 166,376 ZAR
View
B+
Retailer 20
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£7,974 GBP
$10,684 USD
View
B+
Retailer 21
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£8,348 GBP
$11,186 USD
View
B
Retailer 22
-
£9,641 GBP
$12,918 USD
View
B
Retailer 23
-
£11,282 GBP
SGD 20,428 SGD
View
Most Expensive
B
Taylor and Hart
PYDGB99 · Oct 30
£11,715 GBP
$15,697 USD
View
23 more retailers have this diamond
Prices start from £2,854 GBPSave up to £8,861 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
£2,854 GBP