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Marquise|Lab Grown|IGI

3.02ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG837620765

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG837620765

Diamond specifications and retailer prices

From £1,790 GBP
$2,402 USD
As of November 2, 2026
Save £5,458 GBP (75%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £7,248 GBP at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 3.02ct lab-grown marquise diamond

This 3.02ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG837620765 or 837620765. Listed at 21 retailers as of October 31, 2026, with prices from £1,790 to £7,248, a £5,458 spread on the same certified stone. Taylor and Hart lists it at £7,248. 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

3.02
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837620765
Dimensions16.09 × 7.39 × 4.24 mm
L/W Ratio2.18
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.09 mm7.39 mm3.02 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837620765
Side View
Table 59.0%Crown 32.5°Girdle: MED-STKPavilion 36.5°Culet: NoneDepth 57.4%

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: Nov 2
Current: £2,470 GBP|Low: £1,790 GBP|High: £7,713 GBP|Avg: £3,617 GBP|-13.0%
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
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Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Taylor and Hart
November 2, 2026
Retailer 4£1,790 GBP
Retailer 20£1,947 GBP
Retailer 9£2,004 GBP
Retailer 18£2,076 GBP
Retailer 8£2,142 GBP
Retailer 5£2,198 GBP
Retailer 13£2,358 GBP
Retailer 7£2,451 GBP
Retailer 1£2,470 GBP
Retailer 19£2,854 GBP
Retailer 12£2,860 GBP
Retailer 16£2,926 GBP
Retailer 6£3,237 GBP
Retailer 3£3,940 GBP
Retailer 10£3,941 GBP
Retailer 15£4,688 GBP
Retailer 17£4,821 GBP
Retailer 2£5,543 GBP
Retailer 14£5,559 GBP
Retailer 11£6,125 GBP
Taylor and Hart£7,248 GBP

24 data points across 21 retailers

21 retailers£1,790 GBP to £7,248 GBP

A
Cheapest Retailer
-
£1,790 GBP
$2,402 USD
A
Retailer 2
-
£1,947 GBP
$2,613 USD
View
A
Retailer 3
-
£2,004 GBP
$2,689 USD
View
Final sale: no returns
A
Retailer 4
-
£2,076 GBP
$2,786 USD
View
A
Retailer 5
-
£2,142 GBP
$2,874 USD
View
A
Retailer 6
-
£2,198 GBP
$2,950 USD
View
Retailer 7
-
£2,358 GBP
$3,164 USD
View
Price last confirmed 21 days ago
A
Retailer 8
-
£2,451 GBP
$3,289 USD
View
A
Retailer 9
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£2,470 GBP
View
A
Retailer 10
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£2,854 GBP
$3,830 USD
View
A
Retailer 11
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£2,860 GBP
View
A
Retailer 12
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£2,926 GBP
$3,926 USD
View
A
Retailer 13
-
£3,237 GBP
$4,344 USD
View
A
Retailer 14
-
£3,940 GBP
€5,036 EUR
View
A
Retailer 15
-
£3,941 GBP
View
B+
Retailer 16
-
£4,688 GBP
A$9,679 AUD
View
B+
Retailer 17
-
£4,821 GBP
ZAR 104,518 ZAR
View
B+
Retailer 18
-
£5,543 GBP
$7,439 USD
View
B+
Retailer 19
-
£5,559 GBP
View
B+
Retailer 20
-
£6,125 GBP
$8,220 USD
View
Most Expensive
B+
Taylor and Hart
FEDQLYQ · Oct 31
£7,248 GBP
$9,726 USD
View
20 more retailers have this diamond
Prices start from £1,790 GBPSave up to £5,458 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
3.02ct Marquise
£1,790 GBP