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Marquise|Lab Grown|IGI

5.71ct D VVS2 Marquise Lab Grown Diamond

ID • D/VVS2 • IGI LG842631310

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG842631310

Diamond specifications and retailer prices

From £1,857 GBP
$2,488 USD
As of October 31, 2026
Save £4,863 GBP (72%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £6,720 GBP at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 5.71ct lab-grown marquise diamond

This 5.71ct lab-grown marquise sits in the over five carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG842631310 or 842631310. Listed at 14 retailers as of October 31, 2026, with prices from £1,857 to £6,720, a £4,863 spread on the same certified stone. Taylor and Hart lists it at £6,720. 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

5.71
Carat
D
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842631310
Dimensions18.28 × 9.32 × 5.72 mm
L/W Ratio1.96
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.28 mm9.32 mm5.71 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842631310
Side View
Table 61.0%Crown 38.5°Girdle: STK-THKPavilion 39.8°Culet: NoneDepth 61.4%

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 31
Current: £2,048 GBP|Low: £1,857 GBP|High: £6,977 GBP|Avg: £3,596 GBP|-3.8%
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
Taylor and Hart
November 1, 2026
Retailer 8£1,857 GBP
Retailer 9£2,045 GBP
Retailer 1£2,048 GBP
Retailer 6£2,625 GBP
Retailer 4£2,780 GBP
Retailer 11£3,014 GBP
Retailer 12£3,200 GBP
Retailer 10£3,651 GBP
Retailer 13£3,930 GBP
Retailer 5£3,972 GBP
Retailer 3£4,997 GBP
Retailer 7£5,235 GBP
Retailer 2£5,276 GBP
Taylor and Hart£6,720 GBP

23 data points across 14 retailers

14 retailers£1,857 GBP to £6,720 GBP

A
Cheapest Retailer
-
£1,857 GBP
$2,488 USD
Final sale: no returns
A
Retailer 2
-
£2,045 GBP
$2,740 USD
View
A
Retailer 3
-
£2,048 GBP
View
B+
Retailer 4
-
£2,625 GBP
View
B+
Retailer 5
-
£2,780 GBP
$3,725 USD
View
B+
Retailer 6
-
£3,014 GBP
$4,039 USD
View
B+
Retailer 7
-
£3,200 GBP
$4,288 USD
View
B+
Retailer 8
-
£3,651 GBP
View
B+
Retailer 9
-
£3,930 GBP
ZAR 85,071 ZAR
View
Retailer 10
-
£3,972 GBP
A$8,187 AUD
View
Price last confirmed 10 days ago
B
Retailer 11
-
£4,997 GBP
$6,696 USD
View
B
Retailer 12
-
£5,235 GBP
A$10,791 AUD
View
B
Retailer 13
-
£5,276 GBP
View
Most Expensive
B
Taylor and Hart
NI8TO0K · Oct 31
£6,720 GBP
$9,004 USD
View
13 more retailers have this diamond
Prices start from £1,857 GBPSave up to £4,863 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
5.71ct Marquise
£1,857 GBP