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Marquise|Lab Grown|IGI

1.75ct E VS2 Marquise Lab Grown Diamond

ID • E/VS2 • IGI LG811609630

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG811609630

Diamond specifications and retailer prices

From £186 GBP
$247 USD
As of October 27, 2026
Save £1,093 GBP (85%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,279 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.75ct lab-grown marquise diamond

This 1.75ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG811609630 or 811609630. Listed at 19 retailers as of October 27, 2026, with prices from £186 to £1,279, a £1,093 spread on the same certified stone. Brilliant Earth lists it at £1,279. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.75
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811609630
Dimensions13.18 × 6.19 × 3.78 mm
L/W Ratio2.13
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.18 mm6.19 mm1.75 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811609630
Side View
Table 60.0%Crown 35.6°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 61.1%

Caratlytics Score

How it works →
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: Oct 27
Current: £1,279 GBP|Low: £208 GBP|High: £1,784 GBP|Avg: £637 GBP|-0.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 29, 2026
Retailer 5£208 GBP
Retailer 16£231 GBP
Retailer 10£271 GBP
Retailer 15£315 GBP
Retailer 8£357 GBP
Retailer 12£419 GBP
Retailer 3£426 GBP
Retailer 11£436 GBP
Retailer 4£483 GBP
Retailer 13£742 GBP
Retailer 14£744 GBP
Retailer 6£781 GBP
Retailer 17£908 GBP
Retailer 9£918 GBP
Retailer 2£930 GBP
Retailer 7£1,012 GBP
Brilliant Earth£1,279 GBP

40 data points across 17 retailers

19 retailers£186 GBP to £1,279 GBP

A
Cheapest Retailer
-
£186 GBP
$247 USD
A
Retailer 2
-
£208 GBP
$276 USD
View
Final sale: no returns
A
Retailer 3
-
£231 GBP
$307 USD
View
A
Retailer 4
-
£231 GBP
$307 USD
View
A
Retailer 5
-
£233 GBP
$309 USD
View
Price last confirmed 30 days ago
A
Retailer 6
-
£271 GBP
View
B+
Retailer 7
-
£315 GBP
$418 USD
View
A
Retailer 8
-
£419 GBP
€530 EUR
View
A
Retailer 9
-
£426 GBP
$566 USD
View
A
Retailer 10
-
£436 GBP
View
A
Retailer 11
-
£483 GBP
$642 USD
View
B+
Retailer 12
-
£742 GBP
$986 USD
View
B
Retailer 13
-
£744 GBP
$989 USD
View
B+
Retailer 14
-
£781 GBP
$1,037 USD
View
B
Retailer 15
-
£908 GBP
$1,207 USD
View
B
Retailer 16
-
£918 GBP
View
Price last confirmed 30 days ago
B+
Retailer 17
-
£930 GBP
View
B
Retailer 18
-
£1,012 GBP
$1,345 USD
View
Most Expensive
B
Brilliant Earth
20298145A · Oct 28
£1,279 GBP
$1,700 USD
View
18 more retailers have this diamond
Prices start from £186 GBPSave up to £1,093 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
1.75ct Marquise
£186 GBP