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Marquise|Lab Grown|IGI

1.91ct G VVS2 Marquise Lab Grown Diamond

EX • G/VVS2 • IGI LG835669234

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG835669234

Diamond specifications and retailer prices

From £223 GBP
$299 USD
As of November 1, 2026
Save £956 GBP (81%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £1,179 GBP at Frank Darling · As of November 1, 2026
View at Frank Darling

About this 1.91ct lab-grown marquise diamond

This 1.91ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG835669234 or 835669234. Listed at 5 retailers as of November 1, 2026, with prices from £223 to £1,179, a £956 spread on the same certified stone. Frank Darling lists it at £1,179. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.91
Carat
G
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835669234
Dimensions12.62 × 6.40 × 4.11 mm
L/W Ratio1.97
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.62 mm6.40 mm1.91 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835669234
Side View
Table 62.0%Crown 37.6°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 64.2%

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: Nov 1
Current: £1,179 GBP|Low: £223 GBP|High: £1,179 GBP|Avg: £593 GBP|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 28, 2026
Retailer 2£223 GBP
Retailer 5£329 GBP
Retailer 6£483 GBP
Retailer 4£878 GBP
Retailer 3£1,030 GBP
Frank Darling£1,179 GBP

17 data points across 6 retailers

5 retailers£223 GBP to £1,179 GBP

A
Cheapest Retailer
-
£223 GBP
$299 USD
Final sale: no returns
B+
Retailer 2
-
£329 GBP
$441 USD
View
B+
Retailer 3
-
£878 GBP
$1,176 USD
View
B
Retailer 4
-
£1,030 GBP
$1,380 USD
View
Most Expensive
B
Frank Darling
100736025706KD · Nov 1
£1,179 GBP
$1,580 USD
View
4 more retailers have this diamond
Prices start from £223 GBPSave up to £956 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
1.91ct Marquise
£223 GBP