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Marquise|Lab Grown|IGI

5.17ct D VVS2 Marquise Lab Grown Diamond

ID • D/VVS2 • IGI LG845666802

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG845666802

Diamond specifications and retailer prices

From £1,671 GBP
$2,239 USD
As of October 30, 2026
Save £3,444 GBP (67%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £5,115 GBP at With Clarity · As of October 31, 2026
View at With Clarity

About this 5.17ct lab-grown marquise diamond

This 5.17ct 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 LG845666802 or 845666802. Listed at 12 retailers as of October 30, 2026, with prices from £1,671 to £5,115, a £3,444 spread on the same certified stone. With Clarity lists it at £5,115. 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

5.17
Carat
D
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.1°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845666802
Dimensions17.33 × 8.86 × 5.62 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
17.33 mm8.86 mm5.17 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845666802
Side View
Table 61.0%Crown 40.1°Girdle: STK-THKPavilion 40°Culet: NoneDepth 63.4%

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 30
Current: £4,525 GBP|Low: £1,671 GBP|High: £5,315 GBP|Avg: £3,386 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
With Clarity
October 31, 2026
Retailer 7£1,671 GBP
Retailer 4£1,968 GBP
Retailer 2£2,064 GBP
Retailer 3£2,189 GBP
Retailer 6£2,526 GBP
Retailer 9£2,877 GBP
Retailer 10£3,677 GBP
Retailer 11£4,088 GBP
Retailer 1£4,525 GBP
Retailer 5£4,640 GBP
Retailer 8£4,924 GBP
With Clarity£5,115 GBP

7 data points across 12 retailers

12 retailers£1,671 GBP to £5,115 GBP

A
Cheapest Retailer
-
£1,671 GBP
$2,239 USD
A
Retailer 2
-
£1,968 GBP
View
B+
Retailer 3
-
£2,064 GBP
$2,765 USD
View
B+
Retailer 4
-
£2,189 GBP
€2,793 EUR
View
B+
Retailer 5
-
£2,526 GBP
$3,384 USD
View
B+
Retailer 6
-
£2,877 GBP
ZAR 62,270 ZAR
View
B
Retailer 7
-
£3,677 GBP
$4,927 USD
View
B
Retailer 8
-
£4,088 GBP
View
B
Retailer 9
-
£4,525 GBP
A$9,328 AUD
View
B
Retailer 10
-
£4,640 GBP
SGD 8,402 SGD
View
B
Retailer 11
-
£4,924 GBP
$6,598 USD
View
Most Expensive
B
With Clarity
845666802 · Oct 31
£5,115 GBP
$6,854 USD
View
11 more retailers have this diamond
Prices start from £1,671 GBPSave up to £3,444 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
5.17ct Marquise
£1,671 GBP