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Marquise|Lab Grown|IGI

3.16ct E VVS1 Marquise Lab Grown Diamond

E/VVS1 • IGI LG768633565

Certificate IGI LG768633565

Diamond specifications and retailer prices

From £2,948 GBP
$3,950 USD
As of October 30, 2026
Save £2,120 GBP (42%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £5,068 GBP at Zales · As of October 30, 2026
View at Zales

About this 3.16ct lab-grown marquise diamond

This 3.16ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included) and certified by IGI LG768633565 or 768633565. Listed at 3 retailers as of October 30, 2026, with prices from £2,948 to £5,068, a £2,120 spread on the same certified stone. Zales lists it at £5,068. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.16
Carat
E
Colour
VVS1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG768633565
Dimensions14.58 × 7.93 mm
L/W Ratio1.84
Top View
14.58 mm7.93 mm3.16 ctE / VVS1
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768633565
Side View
Table 56.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £2,948 GBP|Low: £2,948 GBP|High: £5,769 GBP|Avg: £4,937 GBP|-33.8%
Retailer 1
Retailer 2
Zales
September 28, 2026
Retailer 1£2,948 GBP
Retailer 2£5,068 GBP
Zales£5,068 GBP

7 data points across 3 retailers

3 retailers£2,948 GBP to £5,068 GBP

B
Cheapest Retailer
-
£2,948 GBP
$3,950 USD
C
Retailer 2
-
£5,068 GBP
$6,790 USD
View
Most Expensive
C
Zales
527257416 · Oct 30
£5,068 GBP
$6,790 USD
View
2 more retailers have this diamond
Prices start from £2,948 GBPSave up to £2,120 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.

B
3.16ct Marquise
£2,948 GBP