Marquise|Lab Grown|IGI

2.89ct E FL Marquise Lab Grown Diamond

ID • E/FL • IGI LG807660317

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG807660317

Diamond specifications and retailer prices

From £1,691 GBP
$2,266 USD
As of October 27, 2026
Save £8,825 GBP (84%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: £11,635 GBP at Do Amore Diamonds · As of October 23, 2026
View at Do Amore Diamonds

About this 2.89ct lab-grown marquise diamond

This 2.89ct lab-grown marquise sits in the two to three carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG807660317 or 807660317. Listed at 26 retailers as of October 26, 2026, with a 522% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

2.89
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG807660317
Dimensions15.07 × 7.42 × 4.53 mm
L/W Ratio2.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.07 mm7.42 mm2.89 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG807660317
Side View
Table 61.0%Crown 34.5°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 61.1%

Caratlytics Score

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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 27
Current: £2,137 GBP|Low: £1,623 GBP|High: £8,157 GBP|Avg: £4,021 GBP
Retailer 1
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Retailer 21
October 28, 2026
Retailer 21£1,691 GBP
Retailer 6£1,840 GBP
Retailer 4£1,961 GBP
Retailer 9£1,975 GBP
Retailer 19£2,086 GBP
Retailer 1£2,137 GBP
Retailer 18£2,602 GBP
Retailer 10£2,774 GBP
Retailer 15£2,965 GBP
Retailer 5£2,976 GBP
Retailer 2£3,096 GBP
Retailer 12£3,273 GBP
Retailer 13£4,106 GBP
Retailer 20£5,050 GBP
Retailer 8£5,372 GBP
Retailer 11£5,381 GBP
Retailer 16£5,526 GBP
Retailer 17£5,828 GBP
Retailer 7£7,161 GBP
Retailer 3£7,792 GBP
Retailer 14£8,157 GBP

39 data points across 21 retailers

26 retailers£1,691 GBP to £10,516 GBP

A
Cheapest Retailer
-
£1,691 GBP
$2,266 USD
Retailer 2
-
£1,840 GBP
$2,465 USD
View
Price last confirmed 12 days ago
Retailer 3
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£1,961 GBP
$2,628 USD
View
Price last confirmed 22 days ago
Retailer 4
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£1,961 GBP
$2,628 USD
View
Price last confirmed 11 days ago
Retailer 5
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£2,086 GBP
$2,795 USD
View
Price last confirmed 9 days ago
A
Retailer 6
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£2,137 GBP
$2,864 USD
View
A
Retailer 7
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£2,602 GBP
$3,486 USD
View
A
Retailer 8
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£2,774 GBP
CA$5,162 CAD
View
Retailer 9
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£2,965 GBP
View
Price last confirmed 9 days ago
Retailer 10
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£2,976 GBP
$3,988 USD
View
Price last confirmed 11 days ago
Retailer 11
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£3,096 GBP
$4,148 USD
View
Price last confirmed 9 days ago
Retailer 12
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£3,273 GBP
€4,177 EUR
View
Price last confirmed 7 days ago
B+
Retailer 13
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£4,106 GBP
View
Retailer 14
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£5,050 GBP
$6,767 USD
View
Price last confirmed 8 days ago
Retailer 15
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£5,372 GBP
$7,197 USD
View
Price last confirmed 9 days ago
Retailer 16
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£5,381 GBP
$7,210 USD
View
Price last confirmed 8 days ago
Retailer 17
-
£5,526 GBP
ZAR 119,607 ZAR
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Price last confirmed 13 days ago
B+
Retailer 18
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£5,740 GBP
$7,691 USD
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Retailer 19
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£5,828 GBP
View
Price last confirmed 11 days ago
Retailer 20
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£7,161 GBP
$9,595 USD
View
Price last confirmed 11 days ago
Retailer 21
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£7,556 GBP
$10,124 USD
View
Price last confirmed 11 days ago
B
Retailer 22
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£7,556 GBP
$10,124 USD
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B
Retailer 23
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£7,792 GBP
$10,440 USD
View
B
Retailer 24
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£8,157 GBP
$10,930 USD
View
B
Retailer 25
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£10,516 GBP
$14,090 USD
View
Most Expensive
Do Amore Diamonds
27-4063DB5E1 · Oct 23
£11,635 GBP
$15,590 USD
View
Price last confirmed 10 days ago
25 more retailers have this diamond
Prices start from £1,691 GBPSave up to £8,825 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
2.89ct Marquise
£1,691 GBP