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Marquise|Lab Grown|IGI

1.69ct G VS1 Marquise Lab Grown Diamond

GD • G/VS1 • IGI LG541281677

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG541281677

Diamond specifications and retailer prices

From £389 GBP
$522 USD
As of November 1, 2026
Save £540 GBP (58%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £929 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.69ct lab-grown marquise diamond

This 1.69ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a standard cut grade and certified by IGI LG541281677 or 541281677. Listed at 7 retailers as of November 1, 2026, with prices from £389 to £929, a £540 spread on the same certified stone. MOH London lists it at £929. 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

1.69
Carat
G
Colour
VS1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.4°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG541281677
Dimensions12.05 × 6.69 × 3.55 mm
L/W Ratio1.80
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
12.05 mm6.69 mm1.69 ctG / VS1
OriginLab Grown
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG541281677
Side View
Table 62.0%Crown 34.4°Girdle: THN-STKPavilion 35.6°Culet: NoneDepth 53.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 1
Current: £929 GBP|Low: £232 GBP|High: £997 GBP|Avg: £526 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 6£232 GBP
Retailer 5£389 GBP
Retailer 3£401 GBP
Retailer 8£425 GBP
Retailer 7£440 GBP
Retailer 2£442 GBP
Retailer 4£913 GBP
MOH London£929 GBP

41 data points across 8 retailers

7 retailers£389 GBP to £929 GBP

Retailer 1
-
£232 GBP
$311 USD
Price last confirmed 8 days ago
B+
Retailer 2
-
£389 GBP
$522 USD
View
B+
Retailer 3
-
£401 GBP
ZAR 8,683 ZAR
View
B+
Retailer 4
-
£440 GBP
$590 USD
View
B+
Retailer 5
-
£442 GBP
View
B
Retailer 6
-
£913 GBP
$1,225 USD
View
Most Expensive
B
MOH London
LG541281677 · Nov 1
£929 GBP
View
6 more retailers have this diamond
Prices start from £389 GBPSave up to £540 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+
1.69ct Marquise
£389 GBP