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Marquise|Lab Grown|IGI

1.05ct G VVS2 Marquise Lab Grown Diamond

EX • G/VVS2 • IGI LG811693377

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG811693377

Diamond specifications and retailer prices

From £140 GBP
As of November 3, 2026
Save £457 GBP (77%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £597 GBP at Frank Darling · As of November 3, 2026
View at Frank Darling

About this 1.05ct lab-grown marquise diamond

This 1.05ct lab-grown marquise sits in the classic one-carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG811693377 or 811693377. Listed at 4 retailers as of November 3, 2026, with prices from £140 to £597, a £457 spread on the same certified stone. Frank Darling lists it at £597. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
G
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811693377
Dimensions10.86 × 5.25 × 3.27 mm
L/W Ratio2.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.86 mm5.25 mm1.05 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811693377
Side View
Table 62.0%Crown 35.7°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.3%

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: Nov 3
Current: £597 GBP|Low: £140 GBP|High: £1,259 GBP|Avg: £460 GBP|-3.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 3, 2026
Retailer 2£140 GBP
Retailer 5£207 GBP
Retailer 3£216 GBP
Retailer 7£301 GBP
Retailer 6£313 GBP
Retailer 4£393 GBP
Frank Darling£597 GBP
Retailer 8£1,259 GBP

9 data points across 8 retailers

4 retailers£140 GBP to £597 GBP

A
Cheapest Retailer
-
£140 GBP
Final sale: no returns
B+
Retailer 2
-
£216 GBP
View
Retailer 3
-
£393 GBP
View
Price last confirmed 17 days ago
Most Expensive
B
Frank Darling
100738325777KD · Nov 3
£597 GBP
$805 USD
View
3 more retailers have this diamond
Prices start from £140 GBPSave up to £457 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
1.05ct Marquise
£140 GBP